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3Com Router 3031, Command Reference Manual

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Frame Relay Configuration Commands

291

Frame Relay
Configuration
Commands

debugging fr

Syntax

debugging fr { all | inarp | compress | congestion | de | event | fragment | lmi | mfr
control | packet | transmit-rate } [ interface interface-type interface-number [ dlci
dlci-number ] ]

undo debugging fr { all | inarp | compress | congestion | de | event | fragment | ipc |
lmi | mfr control | packet | transmit-rate } [ interface interface-type
interface-number [ dlci dlci-number ] ]

View

User view

Parameter

all: All frame relay information debugging.

arp: Information debugging of frame relay address resolution protocol. When this
parameter is in use, DLCI can be specified.

compress: Information debugging of frame relay compression.

congestion: Information debugging of frame relay traffic congestion
management.

de: DE information debugging of FRTS.

event: Information debugging of frame relay event. When this parameter is used,
no interface can be specified.

fragment: Information debugging of frame relay fragment. When this parameter
is in use, DLCI must be specified.

lmi: Information debugging of frame relay LMI (Local Management Interface)
protocol.

mfr control: Information debugging of multilink frame relay bundle and bundle
link.

packet: Information debugging of frame relay packet. When this parameter is in
use, DLCI can be specified.

transmit-rate: Information debugging of FRTS transmit rate.

interface-type: Interface type.

interface-number: Interface number, in 3-dimension form (slot number/card
number/interface number).

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Summary of Contents for Router 3031

Page 1: ...http www 3com com 3Com Router Command Reference Guide 3Com Router 3000 DSL Family 3Com Router 5000 Family 3Com Router 6000 Family Part No 10014369 Published June 2004...

Page 2: ...3Com and a copy will be provided to you UNITED STATES GOVERNMENT LEGEND If you are a United States government agency then this documentation and the software described herein are provided to you subj...

Page 3: ...nds 134 SSH Configuration Commands 136 3 INTERFACE MANAGEMENT COMMANDS Interface Management Commands 149 Fundamental Ethernet Interface Configuration Commands 154 Fundamental WAN Interface Configurati...

Page 4: ...Commands 350 5 NETWORK PROTOCOL IP Address Configuration Commands 397 ARP Configuration Commands 401 Static Domain Name Resolution 404 DHCP Public Configuration Commands 405 DHCP Server Configuration...

Page 5: ...on Commands 740 Multicast Static Route Configuration Commands 753 8 MPLS BASIC CONFIGURATION COMMANDS Basic Configuration Commands 759 LDP Configuration Commands 769 BGP MPLS VPN Configuration Command...

Page 6: ......

Page 7: ...ntions that are used throughout this guide Table 1 Notice Icons Table 2 Text Conventions Icon Notice Type Description Information note Information that describes important features or instructions Cau...

Page 8: ...s the latest information about your product If information in this guide differs from information in the release notes use the information in the Release Notes These documents are available in Adobe A...

Page 9: ...privilege display clipboard display clock display history command display version header3Com hotkey language mode lock quit Reboot return super super password sysname system view Basic Configuration C...

Page 10: ...zone and summer time has been made For related command see clock timezone Example Add one hour to the clock for the summer time z2 that starts at 06 00 00 on 2002 06 08 and ends at 06 00 00 on 2002 09...

Page 11: ...mezone to the default UTC timezone After the configuration takes effect you can view it by executing the display clock command The time applied to the log and debug information has been adjusted accor...

Page 12: ...manage that are identified with 0 to 3 The administrator can grant certain rights to a user on its demand so that the user can operate in the related view When the user logging in the system can set t...

Page 13: ...Display the current time 3Com display clock 19 22 03 UTC Sat 2054 03 07 display history command Syntax display history command View Any view Parameter None Description Using the display history comma...

Page 14: ...3Com R1760 router 3Com display version 3Com Versatile Routing Platform Software VRP tm software Version 3 30 Copyright c 2000 2002 3Com Corporation 3Com Serial Router R1760 System has kept running 0we...

Page 15: ...teractive process automatically If you do not want to start the interactive process make sure that the first and last characters of the text are the same English character and press Enter directly Exa...

Page 16: ...CTRL_O undo debug all CTRL_T display tcp status Undefined hotkeys Hotkeys Command CTRL_U NULL System hotkeys Hotkeys Function CTRL_A Move the cursor to the beginning of the current line CTRL_B Move t...

Page 17: ...mode 3Com language mode chinese Change language mode confirm Y N y Switch to Chinese mode lock Syntax lock View User view Parameter None Description Using the lock command you can lock the active user...

Page 18: ...tem view with user level as 3 Configuration view routing protocol view interface view VPDN group view etc For the related command see return Example Switch from Ethernet1 0 0 interface view to system...

Page 19: ...other views The combination key Ctrl Z performs the same function as the return command For the related command see quit Example Return to user view from system view 3Com return 3Com super Syntax sup...

Page 20: ...management commands level setting commands system internal parameter setting commands not being provided in protocols or RFC documentation etc To prevent unauthorized users from intruding the system y...

Page 21: ...default simple text password is adopted Example Execute the following command in system view 3Com super password level 3 simple zbr sysname Syntax sysname sysname View System view Parameter sysname N...

Page 22: ...TION COMMANDS Description Using the system view command you can enter system view from current user view For the related command see quit return Example 3Com system view Enter system view return user...

Page 23: ...isables all the debugging switches The router system provides a variety of debugging functions mainly for the support technicians and senior maintenance engineers to perform network fault diagnosis En...

Page 24: ...hes By default no parameters have been defined and all the enabled debugging switches are displayed For related command see debugging Example Display all the enabled debugging switches 3Com display de...

Page 25: ...ed Mar 24 2003 20 28 31 by zhaomin display running config sysname 3Com display history commands display diagnostic information display tasks ID Name Priority Status CPU Time 1 WEIL 10 Ready 10 20 2 SY...

Page 26: ...nterface The Maximum Transmit Unit is 1500 Internet protocol processing disabled AAL enabled AAL5 Maximum VCs 32 Current VCs 0 0 on main interface 5 minutes input rate 0 00 bytes sec 0 00 packets sec...

Page 27: ...of TTL_value which is ranging from 1 to 255 i Sets the interface for sending ICMP ECHO REQUEST packets interface type Interface type interface number Interface number n Directly uses the host paramete...

Page 28: ...he timeout time waiting for an ECHO RESPONSE packet is 2000ms The ICMP packets other than ECHO RESPONSE packets are not displayed The parameter vpn instance is not defined Following is the process of...

Page 29: ...s Reply from 202 38 160 244 bytes 56 sequence 5 ttl 255 time 2ms 202 38 160 244 ping statistics 5 packets transmitted 5 packets received 0 packet loss round trip min avg max 1 2 3 ms reboot Syntax reb...

Page 30: ...tness of the q switch with nqueries specifying the number of the query packets sent each time It can be any integer larger than 0 vpn instance vpn instance name Sets the vpn instance name of MPLS VPN...

Page 31: ...estination If some GW times out will be output Example 3Com tracert 18 26 0 115 tracert to allspice lcs mit edu 18 26 0 115 30 hops max 1 helios ee lbl gov 128 3 112 1 0 ms 0 ms 0 ms 2 lilac dmc Berke...

Page 32: ...VEL ENABLE DEBUG LEVEL ffff0000 all Y warning Y debugging Y debugging display info center Syntax display info center View Any view Parameter None Description Using the display info center command you...

Page 33: ...buffer Syntax display logbuffer size size value summary level level number begin include exclude string View Any view Parameter size Displays the number of information entries in the logbuffer size va...

Page 34: ...es 0 current messages 96 8 28 2101 5 34 48 IC 7 SYS_RESTART System restarted 3Com Versatile Routing Platform Software Copyright c 2000 2002 by VRP Team Beijing Institute 3Com Tech Inc 9 9 2002 15 50 3...

Page 35: ...er 3Com display trapbuffer size 23 Trapping Buffer Confiuration and contents enabled allowed max buffer size 1024 actual buffer size 256 channel number 3 channel name trapbuf dropped messages 0 overwr...

Page 36: ...sole channel command you can enable outputting information to the console and set the information output channel Using the undo info center console channel command you can disable the current settings...

Page 37: ...center logbuffer channel channel number channel name size buffersize undo info center logbuffer channel size View System view Parameter channel Sets the channel for information output to the logbuffer...

Page 38: ...st channel Information channel for the loghost channel number Channel number ranging 0 to 9 That is the system has 10 channels channel name Channel name facility Sets the recording tool of the loghost...

Page 39: ...info center loghost source command is used to specify the source address for sending packets to the logging host while the undo inforcenter loghost source command is used to cancel the current configu...

Page 40: ...e undo info center monitor channel command you can cancel the current configuration By default no information is output to the user terminal Only when the info center has been enabled can this command...

Page 41: ...rity undo info center source module name default channel channel number channel name View System view Parameter module name Module name default Sets the default information record channel number Infor...

Page 42: ...ion They are Output directionInformation channel number Default information channel name Console 0 console Monitor terminal1 monitor Loghost 2 loghost Trapbuffer 3 trapbuffer Logbuffer 4 logbuffer snm...

Page 43: ...t the system experiences It is in the format of xxxxxx yyyyyy with xxxxxx being the 32 high bits and yyyyyy the 32 low bits of the passed milliseconds date Current system date and time in the form of...

Page 44: ...nfo center trapbuffer command you can cancel the current configuration By default information output to trapbuffer is allowed and the trapbuffer size is 256 Only when the info center has been enabled...

Page 45: ...fer service modem callback Syntax service modem callback undo service modem callback View System view Parameter None Description Using the service modem callback command you can enable user callback U...

Page 46: ...able terminals to display the debugging information 3Com terminal debugging terminal logging Syntax terminal logging undo terminal logging View User view Parameter None Description Using the terminal...

Page 47: ...undo terminal trapping commands that is all the debugging logging trapping information will not be displayed at the current terminal In the event that terminal monitor has been enabled the terminal de...

Page 48: ...can specify the system booting file Example Specify the file ibox bin stored in the flash as the default system booting file 3Com boot bootldr flash ibox bin display alarm urgent Syntax display alarm...

Page 49: ...g the display bootvar command you can display file name of the boot software package stored in the flash on RPU Example Display the program configuration information of RPU 3Com display bootvar Boot f...

Page 50: ...card power module and fan module the operating state of interface card power module and fan module as well as the offline information of MPU and NPU Executing the command defined without parameters wi...

Page 51: ...remove slot Syntax remove slot slotnum undo remove slot slotnum View User view Parameter slotnum Slot number for the interface card Description Using the remove slot command you can run pre processin...

Page 52: ...Description Using the reset slot command you can reset the device in a specified slot Example Reset the device in slot 3 3Com reset slot 3 schedule reboot at Syntax schedule reboot at hh mm yyyy mm d...

Page 53: ...fter the command is configured the system will prompt you to input confirmation information Only after the Y or the y is entered can the configuration be valid If there is related configuration before...

Page 54: ...n before it will be covered directly Moreover after the schedule reboot at command is configured and the system time is adjusted by the clock command the original schedule reboot at parameter will bec...

Page 55: ...the schedule reboot terminal service For the related command see reboot schedule reboot at schedule reboot delay display schedule reboot Example Cancel the timing reboot router function 3Com undo sch...

Page 56: ...ve them from the recycle bin you must use the clear command Example Clear the recycle bin 3Com clear flash p1h_logic out clear flash plh_logic out Y N copy Syntax copy filename_source filename_dest Vi...

Page 57: ...lash backup vrpcfg txt Y N y Copied file flash vrpcfg txt to flash backup vrpcfg txt 3Com dir Directory of flash backup rwxrwxrwx 1 noone nogroup 625 Jan 02 2001 13 28 32 vrpcfg txt 7672832 bytes tota...

Page 58: ...ter filename Name of the file or directory displayed Description Using the dir command you can display the information about the specified file or directory in the router storage device By default thi...

Page 59: ...uld be no invisible character in the batch file If invisible characters are found the batch command will quit the current execution without back off operation The batch command does not guarantee the...

Page 60: ...mode of file operation to quiet 3Com file prompt quiet Set the prompt mode of file operation to alert 3Com file prompt alert format Syntax format device name View User view Parameter device name Devi...

Page 61: ...and you can display content of a specified file By default the file system displays the file in the form of text that is the contents of the file Example Display the content of the file test txt 3Com...

Page 62: ...6477 KBytes total 2144 KBytes free 3Com dir flash test Directory of flash test 0 drw Jul 12 2001 20 23 37 subdir 1 rw 595 Jul 12 2001 20 13 19 vrpcfg txt 2 rw 50 Jul 12 2001 20 08 32 sample txt 6477 K...

Page 63: ...execution will fail If the name of the destination file is the same with an existing file the operation will fail Example 3Com dir Directory of 0 rw 2145123 Jul 12 2001 12 28 08 ne bin 1 rw 595 Jul 1...

Page 64: ...tly use the reset recycle bin command Example Delete a file from the recycle bin 3Com reset recycle bin flash p1h_logic out reset flash plh_logic out Y N rmdir Syntax rmdir directory View User view Pa...

Page 65: ...ile is the same with that of an existing file the user will be prompted whether the existing file should be overwritten Example 3Com dir all Directory of 0 rw 595 Jul 12 2001 20 13 19 vrpcfg txt 1 rw...

Page 66: ...aneously and now there are two log on users and the timeout of an FTP user is 30 minutes display ftp user Syntax display ftp user View Any view Parameter None Description Using the display ftp user co...

Page 67: ...meter minute Connection timeout in minutes in the range of 1 to 35791 By default the connection timeout is 30 minutes Description Using the ftp timeout command you can set the connection timeout Using...

Page 68: ...rmal and fast when receiving files transfered by the user using the FTP command PUT Each of two modes is demonstrated respectively as follows Fast mode The FTP server writes the data to the flash memo...

Page 69: ...pe to ASCII By default the data type is set to ASCII Example Set the transmission data type to ASCII ftp ascii 200 Type set to A binary Syntax binary View FTP client view Parameter None Description Us...

Page 70: ...connection with remote FTP server and exit to user view ftp bye 3Com cd Syntax cd pathname View FTP client view Parameter pathname Path name Description Using the cd command you can change the operat...

Page 71: ...Syntax close View FTP client view Parameter None Description Using the close command you can terminate the connection with remote FTP server but remain in FTP client view This command will terminate...

Page 72: ...ftp debugging delete Syntax delete remotefile View FTP client view Parameter remotefile File name Description Using the delete command you can delete a specified file Example Delete temp c ftp delete...

Page 73: ...nate both control connection and data connection with the remote FTP server Example Terminate the connection with the remote FTP server and still keep in FTP client view ftp disconnect ftp ftp Syntax...

Page 74: ...save them locally By default if the local file name is not specified this command will consider that it is the same with that of the file on the remote FTP server Example Download temp1 c and save it...

Page 75: ...displayed when there is no parameter Example Query temp c ftp ls temp c mkdir Syntax mkdir pathname View FTP client view Parameter pathname Directory name Description Using the mkdir command you can e...

Page 76: ...passive Syntax passive undo passive View FTP client view Parameter None Description Using the passive command you can set data transmission mode to passive mode Using the undo passive command you can...

Page 77: ...remote FTP server and save it as temp1 c ftp put temp c temp1 c pwd Syntax pwd View FTP client view Parameter None Description Using the pwd command you can display the working directory on the remot...

Page 78: ...ion Using the remotehelp command you can display the help of FTP command Example Display the syntax of the command user ftp remotehelp user 214 Syntax USER sp username rmdir Syntax rmdir pathname View...

Page 79: ...ftp user tom bjhw verbose Syntax verbose undo verbose View FTP client view Parameter None Description Using the verbose command you can enable the verbose function to view information from FTP server...

Page 80: ...y of the TFTP server at 1 1 254 2 to the local hardware and save it as vrpcfg bak 3Com tftp 1 1 254 2 get vrpcfg txt flash vrpcfg bak Upload the file vrpcfg txt stored in the root directory of the fla...

Page 81: ...e interface type Interface type interface number Interface number configuration Displays the specified configurations rip Displays the RIP configuration ospf Displays the OSPF configuration bgp Displa...

Page 82: ...P parameters on an interface encapsulated with X 25 at the link layer but he will not be able to see the PPP configuration information on the interface after executing the display current configuratio...

Page 83: ...will apply the next time it is booted For related commands see save reset saved configuration and display current configuration Example Display the router configuration file in the storage device 3Co...

Page 84: ...view Parameter None Description Using the reset saved configuration command you can erase the saved router configuration You are recommended to use this command only when necessary and under the guid...

Page 85: ...configuration information into the storage device After you finish a set of configurations and make their functions valid you should save the current configuration file into the storage device For rel...

Page 86: ...omfull 3Com upgrade bootrom full User Interface Configuration Commands acl Syntax acl acl number inbound outbound undo acl inbound outbound View User interface view Parameter acl number Address access...

Page 87: ...command you can set the mode that a user interface uses to authenticate the login users Using the authentication mode none command you can set the authentication mode to none that is the login users n...

Page 88: ...automatically be executed The user connection will be disconnected automatically once the execution of the command is finished A common approach is to configure the Telnet command using the auto execu...

Page 89: ...w mode Example Set data bit to 5 3Com ui aux0 databits 5 debugging vty Syntax debugging vty fsm negotiate undo debugging vty fsm negotiate View User view Parameter fsm Debugging of the Telnet state ma...

Page 90: ...c mode Idx Absolute index of user interface Type Type and relative index of user interface Privi The privilege of user interface Auth The authentication mode of user interface A Authenticate use AAA L...

Page 91: ...ost flow control Syntax flow control hardware software none undo flow control View User interface view Parameter none No flow control software Software flow control hardware Hardware flow control only...

Page 92: ...n the user interfaces of the type defined by type name Example Clear user interface 0 3Com free user interface 0 history command max size Syntax history command max size size value undo history comman...

Page 93: ...lts to ten minutes Setting the time value to 0 will disable the timed disconnection in which case a connection will not be cut off upon the expiration of preset time interval Example Set the time inte...

Page 94: ...modem auto answer View User interface view Parameter None Description Using the modem auto answer command you can set the answering mode to auto answer Using the undo modem auto answer command you can...

Page 95: ...for the AUX interface and other asynchronous interfaces but not for the console interface Example None parity Syntax parity none even odd mark space undo parity View User interface view Parameter non...

Page 96: ...n function on the involved port By default the system does not support redirection This command is only valid for the AUX and the TTY user interfaces For example executing the redirect command on a TT...

Page 97: ...user interfaces type name Name of user interface type number Absolute Relative user interface number Description Using the send command you can transfer messages between user interfaces Using the sen...

Page 98: ...he password format is set to plain text or ciphertext a user must input plain text password during the authentication When configuring a password you must specify its format to simple or cipher If the...

Page 99: ...constraints do not apply to other types of user interfaces Example Disable terminal services on the virtual terminals VTYs 0 to 4 3Com user interface vty 0 4 3Com ui vty0 4 undo shell The following in...

Page 100: ...stopbits 1 5 1 2 undo stopbits View User interface view Parameter 1 5 Sets the stop bit to 1 5 1 Sets the stop bit to 1 2 Sets the stop bit to 2 Description Using the stopbits command you can set the...

Page 101: ...nflicts with the precedence level assigned to the used username in the granted rights the rights commensurate with the username will be preferred For example the precedence of the user 007 allows 007...

Page 102: ...0 through 3 3Com user interface vty 0 3 3Com ui vty0 3 enter the user interface view to configure user interfaces 0 through 4 including of console port type of AUX interface type and of VTY interface...

Page 103: ...debugging validity Validity debugging of NTP remote host Description Using the debugging ntp service command you can enable debugging of all types of NTP service information Using the undo debugging...

Page 104: ...316437726 1199 539 7 note 1 source master 2 source peer 3 selected 4 candidate 5 configured display ntp service status Syntax display ntp service status View Any view Parameter None Description Using...

Page 105: ...can be synchronized to server 3 server 3 to server 2 and server 2 to server 1 Server 1 is synchronized from the reference clock source GPS Receiver ntp service access Syntax ntp service access query...

Page 106: ...ervice of the local device A security approach of minimum authority is provided in this manual The more secure approach is to perform ID authentication When there is an access request this command can...

Page 107: ...keyid number View System view Parameter number Key number in the range of 1 to 4294967295 value Key itself that is represented with 1 to 32 ASCII characters Description Using the ntp service authentic...

Page 108: ...al device enables a short client server mode to exchange messages with the remote server in order to estimate network delay Then it enters the client mode to listen discreetly to the broadcast packets...

Page 109: ...P version number is set to 3 3Com interface ethernet 1 0 0 3Com Ethernet1 0 0 ntp service broadcast server authentication key 4 version 3 ntp service max dynamic sessions Syntax ntp service max dynami...

Page 110: ...o exchange messages with the remote server in order to estimate network delay Then it enters the client multicast client mode to listen discreetly to the multicast packets and synchronize the local cl...

Page 111: ...dically to the multicast clients Example Configure Ethernet 1 0 0 to transmit NTP multicast messages The multicast address is 244 0 1 1 encrypted by No 4 key The NTP version number is set to 3 3Com in...

Page 112: ...294967295 Description Using the ntp service reliable authentication keyid command you can specify the key to be reliable Using the undo ntp service reliable authentication keyid command you can remove...

Page 113: ...P messages The IP address is obtained from the specified interface If the user does not want the IP addresses on other interfaces to become the destination address responding to the messages this comm...

Page 114: ...d is used to set the remote server specified by the X X X X as the peer of the local device The local device is run in symmetric active mode The X X X X is a host address and cannot be the address of...

Page 115: ...server mode Using the undo ntp service unicast server command you can remove the NTP server mode By default the version number is 3 ID authentication is enabled and the server is not the preferred on...

Page 116: ...P Agent packet information header 3Com debugging snmp agent header display snmp agent Syntax display snmp agent local engineid remote engineid View Any view Parameter None Description Using the displa...

Page 117: ...e Display the currently configured community name 3Com display snmp agent community Community name 8040zlz Group name 8040zlz Storage type nonVolatile Community name 8040core Group name 8040core Stora...

Page 118: ...ecifies to exclude the SNMP MIB view attributes displayed and set include Specifies to include the SNMP MIB view attributes displayed and set viewname Specifies the view name to be displayed Descripti...

Page 119: ...pe nonVolatile View Type excluded View status active The following table describes the parameters displayed above Table 5 Description of display snmp agent mib view fields CAUTION When the SNMP Agent...

Page 120: ...upported version Number of packets with version errors Messages which used an unknown community name Number of packets with community name errors Messages which represented an illegal operation for th...

Page 121: ...splay the system information 3Com display snmp agent sys info display snmp agent usm user Syntax display snmp agent usm user engineid engineid username user name group group name View Any view Paramet...

Page 122: ...n enable the SNMP Agent and specify the SNMP configuration information Using the undo snmp agent command you can disable SNMP Agent By default the SNMP Agent is disabled The snmp agent command can be...

Page 123: ...mib view MIB view available for the specified community name view name Name of MIB view acl Sets the ACL corresponding to the community name acl number Number of the ACL range 1 to 99 Description Usin...

Page 124: ...Group name in the range of 1 to 32 bytes authentication Performs authentication of the packet without encryption privacy Performs authentication and encryption of the packet read Enables the setting...

Page 125: ...o 32 Description Using the snmp agent local engineid command you can configure an ID for the local SNMP engine on the router Using the undo snmp agent local engineid command you can remove the current...

Page 126: ...me is ViewDefault and the OID is 1 3 6 1 Currently this command supports not only the input of the character string of the variable OID as a parameter but also the input of the node name as a paramete...

Page 127: ...Location Device location information version Sets the SNMP version number used by the system v1 SNMP V1 v2c SNMP V2C v3 SNMP V3 Indicates selecting one to three items from the three options of v1 v2c...

Page 128: ...he address of the destination host where the SNMP message transmits udp domain Specifies that the transmission domain of the destination host is based on UDP X X X X IP address of the host udp port Sp...

Page 129: ...Trap packets to 10 1 1 1 using the community name of comaccess 3Com snmp agent trap enable snmp 3Com snmp agent target host trap address udp domain 10 1 1 1 params securityname comaccess Send SNMP Tr...

Page 130: ...related command see snmp agent target host snmp agent trap source snmp agent trap timeout Example Allow sending the Trap packets which fail to perform SNMP authentication to 10 1 1 1 The trap packets...

Page 131: ...trap life 60 snmp agent trap queue size Syntax snmp agent trap queue size size undo snmp agent trap queue size View System view Parameter size Length of the message queue ranging 1 to 1000 Description...

Page 132: ...vent For the related command see snmp agent trap enable snmp agent target host Example Specify the IP address of the Ethernet interface 1 0 0 as the source address of Trap packet 3Com snmp agent trap...

Page 133: ...s the engine ID associated with the user engineid string Character string of engine ID Description Using the snmp agent usm user command you can add a new user to a SNMP group Using the undo snmp agen...

Page 134: ...ugging for Telnet connection By default the debugging for Telnet connection is disabled For the related command see telnet Example 3Com debugging telnet display tcp status Syntax display tcp status Vi...

Page 135: ...port telnet Syntax telnet vpn instance vpn instance name host ip address service port View User view Parameter vpn instance vpn instance name Sets the vpn instance name of MPLS VPN host ip address Hos...

Page 136: ...nter in debugging form and to debug certain user interface separately Using the undo debugging rsa command you can disable the debugging By default the debugging is disabled For the related command se...

Page 137: ...SSH0 SSH_SMSG_PUBLIC_KEY msg 00 23 21 SSH0 SSH_CMSG_SESSION_KEY msg length 112 type 0x03 00 23 21 SSH RSA decrypt started 00 23 21 SSH RSA decrypt finished 00 23 21 SSH RSA decrypt started 00 23 21 SS...

Page 138: ...inuous character string 0 length value 64 Description Using the display rsa peer public key command you can display the specified RSA public key If there is no public key specified all public keys wil...

Page 139: ...econds SSH server key generating interval 1 hours SSH Authentication retries 3 times Display SSH session respectively 3Com display ssh server session ConnectionVersionEncryptionStateUsername VTY0 1 5...

Page 140: ...out the specified user will be displayed For the related command see ssh user username assign rsa key ssh user username authentication type Example Display the user information 3Com display ssh user i...

Page 141: ...de password and authentication mode none the configuration of protocol inbound ssh will fail For the related command see user interface vty Example Disable the Telnet function of vty0 to vty4 and only...

Page 142: ...y code end public key code end Syntax public key code end View Public key edit view Parameter None Description Using the public key code end command you can quit public key edit view to public key vie...

Page 143: ...s 512 digits and the maximum length is 2048 digits If there has been key pair the user should confirm whether to change it The primary operation to accomplish SSH login is to configure and generate lo...

Page 144: ...of server 3Com rsa local key pair destroy Keys to be removed are named rtvrp_Host Do you really want to remove these keys yes no y 3Com rsa peer public key Syntax rsa peer public key key name View Sy...

Page 145: ...SH connection authentication re try times to enable it in next login Using the undo ssh server authentication retries command you can restore the default value of SSH connection authentication retry t...

Page 146: ...nds undo ssh server timeout View System view Parameter seconds Specifies the login time out time It ranges from 1 to 120 seconds Description Using the ssh server timeout command you can set the time o...

Page 147: ...SH type it will notice SSH and SSH will add the user into user set maintained by it When AAA module deletes any one user it will notice SSH and SSH will match the user in its user name set SSH will de...

Page 148: ...default mode that login is always denied By default the system will always deny the login The authentication mode must be specified for the new user or the user will not be able to login The new conf...

Page 149: ...Enables alarming of all levels error Enables error level alarming cell Enables cell level alarming packet Enables packet level alarming interface interface type interface number Specifies interface ty...

Page 150: ...f the Ethernet interface Ethernet 0 0 0 to 3Com Router Ethernet interface 3com interface ethernet 0 0 0 3com Ethernet0 0 0 description 3Com Router ethernet interface display interface Syntax display i...

Page 151: ...00 bytes 0 no buffers 0 input errors 0 CRC 0 frame errors 0 overrunners 0 aborted sequences 0 input no buffers DCD UP DTR UP DSR UP RTS UP CTS UP Table 1 Description of the displayed interface informa...

Page 152: ...s given that these letters do not conflict with other interface types Therefore you can input e0 0 0 for Ethernet 0 0 0 and s0 0 0 1 for Serial 0 0 0 1 You can enter the view of the desired physical i...

Page 153: ...for identifying an interface number Interface number which is used along with type for identifying an interface Description Using the reset counters interface command you can clear the statistics of t...

Page 154: ...ed command see display interface Example Shut down Ethernet 0 0 0 3com Ethernet0 0 0 shutdown Interface Ethernet0 0 0 is down Interface Ethernet0 0 0 changed state to DOWN Line protocol ip on interfac...

Page 155: ...Length Discards 0 75 0 Last 5 minutes input rate 227 13 bytes sec 2 67 packets sec Last 5 minutes output rate 0 00 bytes sec 0 00 packets sec Input 542665 packets 47721004 bytes 271460 broadcasts 2712...

Page 156: ...ting mode For related commands see speed and display interface Example Set the 100Base TX FE interface to work in full duplex mode 3com Ethernet0 0 0 duplex full loopback Syntax loopback undo loopback...

Page 157: ...thernet0 0 0 mtu 1492 speed Syntax speed 10 100 negotiation undo speed View Ethernet interface view Parameter 10 Forces the FE interface to work in 10Base T at 10Mbps mode 100 Forces the FE interface...

Page 158: ...ing with each other upon the setup of a physical link Specifically the calling party sends the configuration commands to the called party it is equal to the operation of manually inputting configurati...

Page 159: ...E supports the range of 1200 bps to 64000 bps V 35 DCE DCE X 21 DTE DCE EIA TIA 449 DTE DCE and EIA 530 DTE DCE supports the range of 1200 bps to 2048000 bps After a synchronous asynchronous serial in...

Page 160: ...side and the DTE side Different operating clocks are selected for the synchronous serial interfaces working as DTE and DCE as shown in the following figure Figure 1 Selecting a clock for a synchronou...

Page 161: ...the digital signal coding format to None Return to Zero Inverse NRZI for a synchronous serial interface Using the undo code command you can restore the digital coding format of the synchronous serial...

Page 162: ...this function has been disabled on a serial interface the system will not detect the DCD and DSR DTR signals when determining the state UP or DOWN of the serial interface Example Disable the serial in...

Page 163: ...nterface at the DTE side Using the undo invert transmit clock command you can disable inverting the signal By default transmit clock signal inversion is disabled on the synchronous serial interface at...

Page 164: ...ons Example Enable the serial interface to perform loopback 3com Serial0 0 0 loopback mtu Syntax mtu size undo mtu View Serial interface view Parameter size MTU size on the serial interface which is i...

Page 165: ...ous serial interface to work in asynchronous mode 3com Serial0 0 0 physical mode async Fundamental CE1 PRI Interface Configuration Commands channel set Syntax channel set set number timeslot list rang...

Page 166: ...e The serial interface is numbered in the form of serial interface number set number The interface number starts from the maximum serial interface number plus 1 and the set number is the number of the...

Page 167: ...de 3com E1 3 0 0 clock master code Syntax code ami hdb3 undo code View CE1 PRI interface view Parameter ami Adopts Alternate Mark Inversion AMI line code format hdb3 Adopts High Density Bipolar 3 HDB3...

Page 168: ...er Interface number Description Using the display controller e1 command you can display the information related to a CE1 PRI interface Executing this command will display the following information Phy...

Page 169: ...1 interface is no crc4 A CE1 PRI interface working in CE1 mode supports both crc4 and no crc4 frame formats Among them crc4 supports the 4 bit Cyclic Redundancy Check CRC on physical frames whereas no...

Page 170: ...meslots by specifying number1 number2 number3 Description Using the pri set command you can bundle the timeslots of a CE1 PRI interface into a pri set Using the undo pri set command you can remove the...

Page 171: ...g the using command you can configure the operating mode for a CE1 PRI interface Using the undo using command you can restore the default operating mode By default the CE1 PRI interface is working in...

Page 172: ...5ft The length parameter is selected depending on the actual length of the transmission line Description Using the cable command you can set cable attenuation and length on a CT1 PRI interface to matc...

Page 173: ...channel set command you can bundle some timeslots of a CT1 PRI interface into a channel set Using the undo channel set command you can remove the specified channel set By default no timeslots are bun...

Page 174: ...PRI interface is working as DCE chose the internal clock for it that is master clock mode When it is working as DTE chose the line clock that is the slave clock mode for it Example Set the clock mode...

Page 175: ...1 PRI interface number Description Using the controller t1 command you can enter a CT1 PRI interface view Example Enter the view of the interface T1 1 00 3com controller t1 1 0 0 3com T1 1 0 0 display...

Page 176: ...mat on a CT1 PRI interface Using the undo frame format command you can restore to the default frame format on the interface The frame format on the CT1 PRI interface defaults to ESF A CT1 PRI interfac...

Page 177: ...orted as DOWN Example Set the interface T1 1 0 0 to perform local loopback 3com T1 1 0 0 loopback remote pri set Syntax pri set timeslot list range undo pri set View CT1 PRI interface view Parameter r...

Page 178: ...serial number 23 in which number starts from the maximum serial interface number plus 1 Only one timeslot bundling mode can be supported on one CE1 PRI interface during a time period In other words t...

Page 179: ...clock command you can configure clock used by an E1 F interface Using the undo fe1 clock command you can restore the default clock of the interface By default the interfaces use the slave clock For a...

Page 180: ...ce to AMI 3com Serial0 0 0 fe1 code ami fe1 frame format Syntax fe1 frame format crc4 no crc4 undo fe1 frame format View E1 F interface view Parameter crc4 Adopts CRC4 as the framing format for the E1...

Page 181: ...cases On an interface using this command but with different arguments can enable local loopback and remote loopback but these two functions cannot be enabled at the same time Example Place the E1 F i...

Page 182: ...red For related commands see fe1 unframed Example Bind the time slots 1 2 5 10 through 15 and 18 on the E1 F interface 3com Serial0 0 0 fe1 timeslot list 1 2 5 10 15 18 fe1 unframed Syntax fe1 unframe...

Page 183: ...655ft depending on the length of transmission line Description Using the ft1 cable command you can configure attenuation or length of the transmission line matched a T1 F interface Using the undo ft1c...

Page 184: ...T1 F interface 3com display ft1 Serial4 0 0 Fractional T1 status is down Work mode is framed 100 OHM balanced Framing ESF Line Code is B8ZS Clock Slave Alarm State Loss of Signal Table 5 Description o...

Page 185: ...code format b8zs Adopts B8ZS line code format Description Using the ft1 code command you can configure the line code format for a T1 F interface Using the undo ft1 code command you can restore the de...

Page 186: ...he T1 F interface to SF 3com Serial0 0 0 ft1 frame format sf ft1 loopback Syntax ft1 loopback local remote undo ft1 loopback local remote View T1 F interface view Parameter local Places the interface...

Page 187: ...6 is used timeslots will be bound into N X 56kbps If the argument 64 is used timeslots will be bound into N X 64kbps Description Using the ft1 timeslot list command you can configure the time slots th...

Page 188: ...ult clock mode on the interface By default the CE3 interface adopts the line clock mode slave The clock is selected depending on the connected remote device If it is a transmission device the local en...

Page 189: ...ation of each E1 line on the CE3 interface if the interface is working in CE3 mode Example Display the information related to the interface E3 1 0 0 3com display controller e3 1 0 0 E3 1 0 0 is up Des...

Page 190: ...et set number View CE3 interface view Parameter line number E1 line number in the range of 1 to 16 set number The number of the channel set formed by bundling the timeslots of E1 line which is in the...

Page 191: ...lock master slave undo e1 line number set clock View CE3 interface view Parameter line number E1 line number in the range of 1 to 16 master Adopts the internal clock mode slave Adopts the line clock m...

Page 192: ...ing the undo e1 unframed command can this command be configured For related command see e1 unframed Example Configure the first E1 line on the E3 interface to adopt the frame format crc4 3com E3 1 0 0...

Page 193: ...the CE3 interface Using the undo e1 shutdown command you can enable the E1 line By default E1 line is enabled This command will affect not only the specified E1 line but also the serial interfaces fo...

Page 194: ...nd see e1 channel set Example Set the first E1 line on the E3 interface to work in unframed mode 3com E3 1 0 0 e1 1 unframed loopback Syntax loopback local payload remote undo loopback View CE3 interf...

Page 195: ...e national bit of the CE3 interface to 0 1 Sets the national bit of the CE3 interface to 1 Description Using the national bit command you can configure national bit for a CE3 interface Using the undo...

Page 196: ...serial interface numbered serial number 0 0 for it This interface operates at 34 368 Mbps and has the same logic features of a synchronous serial interface on which you can make other configurations...

Page 197: ...t the clock mode on a CT3 interface Using the undo clock command you can restore the default clock mode on the interface By default the CT3 interface adopts the line clock mode slave The clock is sele...

Page 198: ...rameter 16 Adopt 16 bit CRC 32 Adopt 32 bit CRC no crc Adopt no CRC Description Using the crc command you can configure CRC mode of the serial interface formed by CT3 Using the undo crc command you ca...

Page 199: ...m local loopback payload Places the CT3 interface in an external payload loop Data passes the framer in this case and will be looped back after payload is generated remote Enables the CT3 interface to...

Page 200: ...ing number1 number2 number3 speed Timeslot bundling mode If 56k is selected the timeslots will be bundled into N x 56Kbps If 64k is selected the timeslots will be bundled into N x 64 Kbps Speed defaul...

Page 201: ...command you can restore the default setting By defaults the T1 lines on a CT3 interface adopt line clock The E1 lines on a CE3 interface working in channelized mode are allowed to use separate clocks...

Page 202: ...mote undo t1 line number set loopback View CT3 interface view Parameter line number T1 line number in the range of 1 to 28 local Enables the T1 line to perform local loopback remote Enables the T1 lin...

Page 203: ...of the T1 line Executing the t1 shutdown command on the specified T1 line will shut down all these serial interfaces and the data transmission and receiving will be stopped as a result Likewise execut...

Page 204: ...e t1 channel set Example Set the first T1 line on the T3 interface to work in unframed mode 3com T3 1 0 0 t1 1 unframed using Syntax using t3 ct3 View CT3 interface view Parameter t3 Sets the CT3 inte...

Page 205: ...terface is working in CT3 mode Example Display the information related to the interface T3 1 0 0 3com display controller t3 1 0 0 T3 1 0 0 is down Description 3Com Routers T3 1 0 Interface Frame forma...

Page 206: ...le long clock Syntax clock master slave undo clock View ATM E3 T3 interface view Parameter master Sets the clock mode of ATM E3 T3 to master mode slave Sets the clock mode of ATM E3 T3 to slave mode D...

Page 207: ...T3 interface view Parameter g832 adm Configures frame format of ATM E3 as G 823 ATM direct mapping g751 adm Configures frame format of ATM E3 as G 751 ATM direct mapping g751 plcp Configures frame fo...

Page 208: ...l cell loopback local Internal loopback payload External payload loopback remote External line loopback Description Using the loopback command you can enable the loopback function of the interface Usi...

Page 209: ...3com Atm2 0 0 undo scramble ATM 25M Interface Configuration Commands clock Syntax clock master slave undo clock View ATM interface view Parameter master Adopts the internal clock mode slave Adopts th...

Page 210: ...TM interface Using the undo clock command you can restore the default clock mode on the interface By default the ATM interface adopts the slave clock When an ATM interface is working as DCE choose the...

Page 211: ...ATM interface 4 0 0 3com display interface atm 4 0 0 frame format Syntax frame format sdh sonet undo frame format View ATM interface view Parameter sdh Sets the frame format to SDH STM 1 sonet Sets th...

Page 212: ...form loopback only for the purpose of testing some special functions You should not enable the loopback function when the interface is providing normal services Example Enable the ATM interface to per...

Page 213: ...plate The training process detects line distance and performance negotiates between two ends and determines if the interface can run normally under such condition If the training succeeds a communicat...

Page 214: ...figure annex standard at an SHDSL interface You cannot activate a link with different standard types at both ends Using the undo shdsl annex command you can restore the default standard By default ann...

Page 215: ...shdsl snr threshold undo snr View ATM interface view Parameter threshold In the range of 5 30 By default it is 25 Description Using the shdsl snr command you can specify SNR signal to noise ratio val...

Page 216: ...rmation Example Display G SHDSL configuration information 3com Atm3 0 0 display dsl configuration interface atm 3 0 GSHDSL line parameter and mode Configuration Mode CPE Standard G991 2 Annex B Wire T...

Page 217: ...you can view DSL interface state Example Display G SHDSL interface state 3com Atm3 0 0 display dsl status interface atm 3 0 0 Operating Mode CPE Standard G991 2 Wire Type 2 Phy Op State Active Xcvr Op...

Page 218: ...functions available Example Display G SHDSL version 3com Atm3 0 0 display dsl version interface atm 3 0 0 Dsl Line Type G SHDSL ATM SAR Device 0x823614f1 ATM SAR Revision 0x02 Chipset Vendor GSPN Fie...

Page 219: ...uplink and downlink speeds and the noise tolerance specified in the line configuration template It will test the line distance and state make the central office and the remote device make negotiation...

Page 220: ...s the G DMT G992 1 standard glite Adopts the G Lite G992 2 standard t1413 Adopts the T1 413 standard Description Using the adsl standard command you can set the standard applied to an ADSL interface U...

Page 221: ...ate 3com Atm1 0 0 display dsl configuration int atm 1 0 0 Line Params Set by User Standard T1 413 Annex A Framing 3 Coding Gain dB Auto Tx Pow Attn dB 0 Bit Swap disable LinkCheck Enable Actual Config...

Page 222: ...c0 a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a a e0 a 9 9 a 9 9 9 9 9 9 8 9 9 9 9 9 9 9 9 9 8 8 8 8 8 7 7 7 7 6 6 6 adsl tx_attenuation Syntax adsl tx_attenuation attenuation undo ad...

Page 223: ...3com Atm1 0 display dsl configuration interface atm 1 0 Line Params Set by User Standard T1 413 Annex A Framing 3 Coding Gain dB Auto Tx Pow Attn dB 0 Bit Swap disable LinkCheck Enable Actual Config N...

Page 224: ...ration display dsl status Syntax display dsl status interface atm interface number View Any view Parameter interface number Interface number Description Using the display dsl status command you can di...

Page 225: ...dB 1 0 2 0 Coding Gain dB 5 5 Tx Power dBm 8 3 21 7 Tx Bin Number 25 219 Rate kbps 832 7616 Adsl Count Near End Far End SEF sef 0 0 LOS los 0 0 RSI fec I 0 0 RSF fec F 0 0 CRCI crc I 2 0 CRCF crc F 0...

Page 226: ...er chipsetsInterface state and transceiver state Phy Interface state and options include activating active startup deactivated and test mode Xcvr Transceiver state and options include idle data mode h...

Page 227: ...13 Issue 2 Supported ITU G992 1 ANNEX A Supported ITU G992 2 Supported Fundamental Logical Interface Configuration Commands This chapter only discusses basic configuration of logical interfaces For co...

Page 228: ...of sub interface is point to multipoint Presently point to multipoint or point to point sub interface can be configured to ATM interface interface with frame relay or X 25 as its link layer protocol t...

Page 229: ...b interface on Ethernet interface 1 0 0 3com interface ethernet 1 0 0 1 3com Ethernet1 0 0 1 Logic Channel Interface interface logic channel Syntax interface logic channel interface number undo interf...

Page 230: ...fault configuration When there are many links on a virtual template sending multicast or broadcast packets from each link may influence the function of the system In this case the broadcast limit link...

Page 231: ...access interface vt number Virtual template number of virtual access interface user name Login username of virtual access interface peer address Peer end address of virtual access interface va number...

Page 232: ...n deleting the virtual template make sure that all its derived virtual access interfaces have been removed and this virtual template is not in use any more Example Create virtual template 10 3com inte...

Page 233: ...interface or interface added in MP group can be configured first Example Create MP group interface 3 0 0 3com interface mp group 3 0 0 3com mp group 3 0 0 ppp mp mp group Syntax ppp mp mp group numbe...

Page 234: ...ethernet Syntax display interface virtual ethernet number View Any view Parameter number Number of virtual Ethernet interfaces with sequence number ranging from 0 to 1023 If the number of interfaces...

Page 235: ...mac address Syntax mac address H H H undo mac address View Virtual Ethernet interface view Parameter H H H Mac address of virtual Ethernet interface in the form of hex character string Description Us...

Page 236: ...you can view status of the loopback interface For the related command see interface loopback Example View status information of specified Loopback interface 3com display interface loopback 6 LoopBack...

Page 237: ...output 0 bytes 0 drops interface loopback Syntax interface loopback number undo interface loopback number View System view Parameter number Number of Loopback interface ranging from 0 to 1023 Descript...

Page 238: ...ing the interface null command you can enter the Null interface view There is only one Null interface fixed as null0 which is fixed and cannot be deactivated or deleted For the related command see dis...

Page 239: ...quid0 1 member slot 3 Master link is Virtual Template1 0 0 lost fragments 0 reordered 0 unassigned sequence 0 0 rcvd sent The bundled son channels are Serial3 0 0 Table 1 3ComMP display information d...

Page 240: ...sable the PPP interface to compress the VJ TCP header If the VJ TCP header is permitted to compress at the PPP interface the interface at the opposite end shall also permit to compress the VJ TCP head...

Page 241: ...ication user name of PPP both Performs the MP binding based on both the authentication user name of PPP and the terminal identifier descriptor Performs the MP binding according to the terminal identif...

Page 242: ...ting for PPP user Using the undo ppp accounting command you can disable the accounting By default no ppp accounting is performed After PPP authentication succeeds AAA will begin to charge the peer use...

Page 243: ...ation which sends the password in plain text CHAP is a 3 way handshake authentication which sends the password in encrypted text In addition the defined AAA authentication algorithm list can be used E...

Page 244: ...ppp chap user username undo ppp chap user View Interface view Parameter username User name of CHAP authentication which is the one sent to the peer equipment to be authenticated Description Using the...

Page 245: ...enable the iphc For the related command see link protocol ppp Example None ppp compression stac lzs Syntax ppp compression stac lzs undo ppp compression stac lzs View Interface view Parameter None De...

Page 246: ...dns command you can enable the Router to provide the DNS address for the peer Using the undo ppp dns command you can disable this process By default the Router does not provide the DNS address for th...

Page 247: ...onfigured and used only at the physical interfaces which can encapsulate PPP To enable MP you must configure the ppp mp command and the PAP or CHAP authentication at the physical interface For the rel...

Page 248: ...ult configuration By default its value is 16 Normally it is not necessary to configure the parameter which should be performed under the guidance of technical engineers when necessary Such a configura...

Page 249: ...e used to set larger packet size value of the MP packet fragment For the related command see ppp mp Example Set the minimum packet of the MP packet fragmentating to 500 bytes 3Com Virtual Template10 p...

Page 250: ...ppp mp virtual template command you can configure the virtual template number to be bound by the interface Using the undo ppp mp command you can disable the MP binding of the interface By default the...

Page 251: ...able the configuration By default when the local router is authenticated by the peer router via the PAP method both the username and the password sent by the local router are empty When the local rout...

Page 252: ...keepalive time is set to a very long time the datalink would be considered to be broken by the other end and then be closed The keepalive time must be set same at the two end of a ppp link For the rel...

Page 253: ...e interface number Specifies an interface Description Using the display pppoe server session command you can view the status and statistics of PPPoE session For the related commands see link protocol...

Page 254: ...emplate specified by the Ethernet interface Using the undo pppoe server bind command you can disable PPPoE protocol on the relevant interface By default PPPoE protocol is disabled For the related comm...

Page 255: ...mum number of PPPoE sessions that can be established at a local MAC address to 50 3Com pppoe server max sessions local mac 50 pppoe server max sessions remote mac Syntax pppoe server max sessions remo...

Page 256: ...on Using the pppoe server max sessions total command you can set the maximum number of PPPoE sessions that the system can establish Using the undo pppoe server max sessions total command you can resto...

Page 257: ...ry of PPPoE session packet Displays the statistics of PPPoE session data packet dial bundle number number Displays the statistics of the specified PPPoE session If PPPoE session is not specified the s...

Page 258: ...pppoe client dial bundle number number View Ethernet interface view or virtual Ethernet interface view Parameter dial bundle number number Dialer Bundle number corresponding to PPPoE session and its v...

Page 259: ...one Dialer Bundle only has one Ethernet interface PPPoE session and Dialer Bundle are one to one If the Dialer Bundle at a certain Dialer has had one Ethernet interface used by PPPoE any other interf...

Page 260: ...ill not re establish PPPoE session unless it has data to transmit For the related command see pppoe client Example Clear all PPPoE sessions and re initiate PPPoE session later 3Com reset pppoe client...

Page 261: ...max packet process 10 Max Packet Process Count for Vid 10 is 300000 display vlan statistics interface Syntax display vlan statistics interface interface type interface num protocol arp ip View Any vie...

Page 262: ...er For the related command see reset vlan statistics interface Example Display the packet statistics on VLAN 10 3Com display vlan statistics vid 10 Packets received 53 Packets transmitted 14 max packe...

Page 263: ...face interface type interface number View User view Parameter interface type interface num Used to specify the interface At present the interface types supported include Ethernet interface and Gigabit...

Page 264: ...n types on the sub interface By default there is no encapsulation on the subinterface nor VLAN ID related to the subinterface For the related command see display vlan interface Example Set the Etherne...

Page 265: ...Example Enable CC debugging 3Com debugging isdn cc Disable CC debugging 3Com undo debugging isdn cc display isdn active channel Syntax display isdn active channel interface type number View Any view...

Page 266: ...ample Display the current states of all ISDN interfaces 3Com display isdn call info Bri0 0 0 Link Layer TEI NONE State TEI_UNASSIGNED Network Layer 0 connection s Serial0 0 0 15 Link Layer TEI 0 State...

Page 267: ...e number of retained entries is limited to 100 Example Display the information of ISDN call history 3Com display isdn call record Call Calling Called Start Stop Seconds Type Number Number Time Time Us...

Page 268: ...alue sec T301 240 T302 15 T303 4 T304 30 T305 30 T308 4 T309 90 T310 40 T313 4 T314 4 T316 120 T317 10 T318 4 T319 4 T321 30 T322 4 Table 8 Description of the displayed system parameters of ISDN displ...

Page 269: ...State INIT_NULL SPID timer 30 seconds SPID resend 2 Table 9 Description of the SPID parameters Item Description SPID Type SPID Type which can be NIT STATIC having only the L3 initialization process or...

Page 270: ...ce call loss Normally the centralized B channel management provided by exchanges can work well For this reason you are recommended to adopt the management function provided by exchanges in most cases...

Page 271: ...gure the range of the numbers that the router can receive Using the undo isdn caller number command you can delete the configured caller number Example Configure the router to receive only the incomin...

Page 272: ...0 digits subaddress Subaddress which is a string comprising digits and or case insensitive English letters and is 1 to 20 characters in length Description Using the isdn check called number command yo...

Page 273: ...s to such a device connected to it you must configure the router to use the same call reference length configured on the connected device By default the call reference length is two bytes for E1 PRI a...

Page 274: ...ll a call on it This command can take effect only if it is configured when there is no call on the interface Alternatively you can manually disable the interface by executing the shutdown command conf...

Page 275: ...Using the isdn ignore llc command you can disable ISDN to carry the Lower Layer Compatibility LLC information element in the SETUP messages sent when placing voice calls Using the undo isdn ignore llc...

Page 276: ...on Element with respect to incoming calls and carries the Sending Complete Information Element in SETUP messages with respect to outgoing calls In the event that the router is communicating with an IS...

Page 277: ...the duration of an ISDN L3 timer Using the undo isdn L3 timer command you can restore the default duration of the ISDN L3 timer on the interface You can view the default durations of the L3 timers in...

Page 278: ...National number 1 0 0 Subscriber number 0 0 0 0 Unknown 0 0 0 1 ISDN telephony numbering loan Recommendation E 164 E 163 1 0 0 1 Private numbering plan DSS1 0 0 0 Unknown 0 0 1 International number 0...

Page 279: ...disable the interface by executing the shutdown command configure the command and then enable the interface by executing the undo shutdown command The operations however will lead to the disconnectio...

Page 280: ...es You are not allowed to configure this command on an ISDN interface if there is still a call on it This command can take effect only if it is configured when there is no call on the interface Altern...

Page 281: ...set the ISDN protocol to be run on an ISDN interface By default both BRI and PRI interfaces run the ISDN protocol DSS1 You are not allowed to configure this command on an ISDN interface if there is s...

Page 282: ...the MPU will control the PRI interface to send RESTART message after re establishing a link Using the undo isdn send restart command you can remove the restart mark This command is invalid for the MC...

Page 283: ...rigger a new SPID negotiation request on the interface bri0 0 0 3Com bri0 0 0 isdn spid auto_trigger isdn spid nit Syntax isdn spid nit undo isdn spid nit View ISDN BRI interface view Parameter None D...

Page 284: ...the default duration of the timer TSPID for the NI compliant BRI interface On a BRI interface compliant with the ISDN protocol in North America calls can be placed only after the SPID negotiation or i...

Page 285: ...PID before originate a call During negotiation SPCS may send multiple SPIDs and carry the service types supported by the SPID therefore the router needs to choose a proper SPID according to the local...

Page 286: ...iew ISDN BRI interface view Parameter spid String comprising 1 to 20 digits Description Using the isdn spid1 command you can configure SPID information for the B1 channel on an NI compliant BRI interf...

Page 287: ...ained via static configuration or dynamic negotiation Only after SPID information is configured for the B2 channel on the BRI interface can the system makes the L3 initialization to place calls normal...

Page 288: ...ng statistics isdn statistics display flow to view the statistics in the form of flow and isdn statistics stop to stop making statistics Example Display statistics information on the PRI interface 3Co...

Page 289: ...synchronous link SLIP only defines the start and end identifiers of frame so as to intercept IP packet on the serial line Compared with PPP SLIP has no address concept negotiation process differentiat...

Page 290: ...iew Parameter seconds Value of the polling interval The value is in the range from 0 to 32767 in seconds 0 indicates that the link detection function is disabled Description Using the timer hold comma...

Page 291: ...ation debugging of frame relay compression congestion Information debugging of frame relay traffic congestion management de DE information debugging of FRTS event Information debugging of frame relay...

Page 292: ...om debugging fr compress Enable the FRTS congestion management debugging of serial interface 5 0 1 3Com debugging fr congestion interface serial 5 0 1 Enable DE debugging of FRTS on serial interface 5...

Page 293: ...atistics information of MFR interface 4 0 0 3Com display fr compress interface mfr 4 0 0 MFR4 0 0 DLCI 25 uncompressed bytes xmt rcv 0 0 compressed bytes xmt rcv 0 0 1 min avg ratio xmt rcv 0 000 0 00...

Page 294: ...lay fr inarp info command you can view the packet statistics of the FR inverse address resolution protocol The packets of FR inverse ARP include the address resolution request packet and address resol...

Page 295: ...y fr interface Serial1 0 0 DTE physical up protocol up Serial1 0 0 1 multi point protocol up Serial1 0 0 2 point to point protocol down Serial2 0 0 DCE physical down protocol down This command display...

Page 296: ...erface type of Serial1 0 0 is DTE LMI protocol type is Cisco compatible protocol T391 parameter on DTE side is 10 N391 parameter on DTE side is 6 N392 parameter on DTE side is 3 N393 parameter on DTE...

Page 297: ...IP address is 100 100 1 1 through Inverse ARP The time of creating the mapping is 2002 10 21 14 48 44 and its status is active Encapsulation format is IETF and broadcast packet is available display f...

Page 298: ...interface interface type interface num View Any view Parameter interface type interface num Used to specify the interface to be viewed Only the main interface can be specified here The information of...

Page 299: ...ay the information of FR interface including the statistical information Example To view the configuration and status information of MFR interface 4 0 123 3Com display interface mfr 4 0 123 MFR4 0 123...

Page 300: ...bundle links 3Com Serial4 1 2 display mfr Bundle interface MFR4 1 0 Bundle state down Bundle class A fragment disabled Bundle BID MFR4 1 0 Number of bundle links 0 Peer s bundle id Bundle links Bundl...

Page 301: ...f bundle link line protocol LID Bundle link identifier Bundle Link statistics Packet statistics information of bundle link Add_link Number of Add_link packets sent and received The Add_link packet is...

Page 302: ...another bundle thus making inconsistent BID none The link is in normal state bundle link idle The peer bundle link is idle which generally occurs when the peer bundle interface is disabled ack timer...

Page 303: ...on iphc command you can enable the IP header compression Using the undo fr compression iphc command you can disable the function By default the Frame Relay compression function is disabled For the rel...

Page 304: ...lci View Frame relay interface view and MFR interface view Parameter in dlci DLCI assigned to an interface to receive datagram ranging from 16 to 1007 interface type Interface type interface number In...

Page 305: ...ircuit number indicating that the inverse address resolution is performed for this DLCI number only Description Using the fr inarp command you can enable the inverse address resolution of Frame Relay...

Page 306: ...pment DTE and the network side is called Data Communications Equipment DCE In a Frame Relay network the interface between the Frame Relay switches is Network to Network Interface NNI and the correspon...

Page 307: ...der compression when performing RTP compression Description Using the fr iphc command you can enable IP header compression function including RTP TCP header compression Using the undo fr iphc command...

Page 308: ...rom 1 to 10 Description Using the fr lmi n392dce command you can set N392 parameter at the DCE side Using the undo fr lmi n392dce command you can restore the default configuration By default the param...

Page 309: ...status On receiving this packet the DCE will immediately send a Status Response packet If the DTE does not receive the response packet in the specified time it will record the error by adding 1 to th...

Page 310: ...rors exceed the threshold the DCE would consider the physical channels and all the DLCIs to be unavailable N392 and N393 together define the error threshold N393 defines the event number observed and...

Page 311: ...nsider that the physical channels and all the DLCIs to be unavailable N392 and N393 together define the error threshold N393 indicates the event number observed and N392 indicates the error threshold...

Page 312: ...ple Set the frame relay interface Serial1 0 0 to operate in DCE mode and set T392 to 10s 3Com interface Serial1 0 0 3Com Serial1 0 0 link protocol fr 3Com Serial1 0 0 fr interface type dce 3Com Serial...

Page 313: ...one default map broadcast optional which is used to specify if broadcast packet can be sent in the mapping nonstandard Indicates that map adopts nonstandard compatible encapsulation format letf Indica...

Page 314: ...iption Using the fr switch command you can create a PVC used for frame relay switching and enter frame relay switching view Using the undo fr switch command you can delete a specified PVC By default t...

Page 315: ...able frame relay PVC switching By default no FR switching is enabled The command is used to enable Frame Relay PVC switching Example Enable PVC switching on FR interface 3Com fr switching interface mf...

Page 316: ...a multilink frame relay bundle interface with a point to multipoint sub interface 3Com interface mfr 4 0 123 3Com MFR4 0 123 quit 3Com interface mfr 4 0 123 1 3Com MFR4 0 123 1 link protocol fr Synta...

Page 317: ...dle link and bundle it onto a specified MFR interface By default there is no multilink frame relay bundle link When this command is configured the specified MFR interface must exist A maximum of 16 ph...

Page 318: ...ame When changing the BID of an interface you must execute the shutdown undo shutdown command on the interface to make the new BID valid For the related command see mfr link name Example Set the frame...

Page 319: ...the default setting By default the maximum fragment size allowed on a frame relay bundle link is of 300 bytes The priority of the fragment size configured in frame relay interface view is higher than...

Page 320: ...undle link Serial4 1 2 to be bl1 3Com Serial4 1 2 mfr link name bl1 mfr retry Syntax mfr retry number undo mfr retry View Frame relay interface view Parameter number The maximum times that a bundle li...

Page 321: ...the time of waiting for hello acknowledgment message before frame relay bundle link resends hello message Using the undo mfr timer ack command you can restore the default setting For the related comma...

Page 322: ...15 seconds 3Com Serial4 1 2 mfr timer hello 15 mfr window size Syntax mfr window size number undo mfr window size View MFR interface view Parameter number Number of fragments ranging from 1 to 16 Des...

Page 323: ...r switching pvc1 shutdown reset fr inarp Syntax reset fr inarp View User view Parameter None Description Using the reset fr inarp command you can clear the address mapping established by inverse ARP I...

Page 324: ...interface type and fr lmi t392dce Example Configure that Frame Relay interface serial1 0 0 to work in DTE mode and set the value of polling timer to 15 seconds 3Com Serial1 0 0 link protocol fr 3Com...

Page 325: ...create an ATM Class and enter the ATM Class view Using the undo atm class command you can delete the specified ATM Class An ATM Class is a group of predefined parameters that can be used for ATM inter...

Page 326: ...nterface view and there is not this command in ATM sub interface view For the related command see display atm interface Example Specify ATM interface Atm1 0 0 to use the internal transmission clock 3C...

Page 327: ...e an ATM interface together with interface type pvc name PVC name optional If no PVC name and VPI VCI pair are specified all the error debugging of the PVC will be enabled vpi vci VPI VCI pair optiona...

Page 328: ...are specified all the event debugging of PVC will be enabled vpi vci VPI VCI pair optional For more details please refer to Parameter Description in the pvc command Description Using the debugging at...

Page 329: ...optional For more details please refer to Parameter Description in the pvc command Description Using the debugging atm packet command you can enable the packet debugging of ATM Using the undo debuggi...

Page 330: ...CF FF 03 C0 21 01 22 00 0E 01 04 05 DC 515396 229812 atm 8 debug8 05 06 00 00 1F 38 515396 232644 atm 8 debug8 Atm1 0 0 pvc 1 32 out ppp pkt snap 22 515396 232710 atm 8 debug8 FE FE 03 CF FF 03 C0 21...

Page 331: ...rface together with interface num interface num Interface number which can determine an ATM interface together with interface type Description Using the display atm interface command you can locate th...

Page 332: ...not specified all the information about the higher layer mapping table of ATM interface will be displayed by default interface type Interface type which can determine an ATM interface together with in...

Page 333: ...Atm 1 0 0 interface uses PPPoEoA mapping or IPoEoA mapping VE interface numbered 1 1 1 is adopted the configured MAC address is 00E0 FC01 0203 and its status is activated UP display atm pvc group Syn...

Page 334: ...Atm10 1 0 UP 1 32 2 32 UP MUX IP Atm10 1 0 1 UP 2 32 2 33 UP MUX IP Atm10 1 0 1 UP 2 32 The explanation on the above messages is as follows Taking the first record as an example and the last four reco...

Page 335: ...no space in interface name For the related command see pvc Example Display the information about PVC of all ATM interfaces 3Com display atm pvc info The following information is displayed VPI VCI STA...

Page 336: ...pid InARP must be deleted first In addition some types of encapsulations may not support some applications method one or more of IPoA IPoEoA PPPoA and PPPoEoA When such cases appear the system will gi...

Page 337: ...r the ATM main interface or create enter the ATM sub interface Enter the main interface Atm1 0 0 3Com interface atm 1 0 0 Create enter the sub interface Atm1 0 0 1 and set its connection type as point...

Page 338: ...to 3 3Com atm pvc group Atm1 0 0 1 32 3Com ip precedence 3Com 1 32 0 3 map bridge Syntax map bridge virtual ethernet interface num undo map bridge View PVC view Parameter interface num Interface numb...

Page 339: ...fault inarp View PVC view Parameter ip address Opposite IP address mapping to PVC ip mask IP address mask optional If a packet cannot find the next hop at the interface but the next hop address belong...

Page 340: ...om atm pvc Atm1 0 0 1 32 map ip 61 123 30 169 broadcast Display how to enable InARP at PVC 1 33 to automatically obtain the opposite address and send InARP packets every 10 minutes 3Com atm pvc Atm1 0...

Page 341: ...ou can restore the default of the value By default 1500 bytes MTU of ATM interface only influences the packet assembling and packet disassembling of IP layer at the ATM interface Because of the limit...

Page 342: ...ommand you can enable the transmission of OAM F5 Loopback cell so as to check the PVC status You can also enable OAM F5 Loopback retransmission check or modify the related parameters of the retransmis...

Page 343: ...ace or in PVC Group view Using the undo pvc command you can delete the specified PVC By default no PVC is created This command is used to create a PVC with specified VPI VC Once pvc name is specified...

Page 344: ...sed PVC corresponding to vpi vci must have already been created Description Using the pvc group command you can create a PVC Group or enter the PVC Group view at ATM interface Using the undo pvc group...

Page 345: ...s Although this command is valid on both ATM main interface and sub interface it can only be used in ATM main interface view and there is not this command in ATM sub interface view For the related com...

Page 346: ...P policing are satisfied will the packets be transmitted When calculating the traffic the LLC SNAP MUX and NLPID headers are included but the ATM cell head is not included For the related commands see...

Page 347: ...e adjusted larger to create the PVC once more The above case will be prompted in the command line as follows fail to set service parameter please adjust cdvt value The command does not support ATM E1...

Page 348: ...service ubr 100000 service vbr nrt Syntax service vbr nrt output pcr output scr output mbs View PVC view Parameter output pcr Peak rate of ATM cell output in Kbit s For the value ranges of this parame...

Page 349: ...e in cell number The range of the value is 1 to 512 When it is used in ATM E3 interface the range of the parameter is 1 to 512 Description Using the service vbr rt command you can set the service type...

Page 350: ...you can add X 25 interface or XOT channel of one serial port to the current hunt group Using the undo channel command you can delete the specified interface or XOT channel from the current hunt group...

Page 351: ...ne debugging x25 xot Syntax debugging x25 xot all event packet undo debugging x25 xot all event packet View User view Parameter all All debugging switch of XOT event Event debugging switch of XOT pack...

Page 352: ...imer 0 seconds New configuration will be effective after restart modulo 8 input output window sizes 7 7 packet sizes 256 256 Channels Incoming only 10 20 Two way 30 40 Outgoing only 50 60 Statistic Re...

Page 353: ...is X 25 interface in unit of second New Configuration New configuration of this X 25 interface taking effect after next restart if this configuration is wrong the default value will be restored Restar...

Page 354: ...quantity Invalid ns Error statistics of this interface LAPB including total of received information frames carrying erroneous sequence numbers Invalid nr Error statistics of this interface LAPB inclu...

Page 355: ...splay the status information of X 25 hunt group hg1 3Com display x25 hunt group info hg1 HG_ID hg1 HG_Type round robin member state vc used in pkts out pkts Serial0 0 0 Last 2 51 20 Serial1 0 0 Next 1...

Page 356: ...ess mappings For the related commands see x25 map x25 pvc x25 switch pvc x25 xot pvc and x25 fr pvc Example Display the X 25 address map table 3Com display x25 map Interface Serial3 0 0 protocol statu...

Page 357: ...1 5 0 6 0 7 21 8 0 9 0 10 0 11 14 12 0 13 0 14 0 15 0 16 127 17 21 18 18 19 0 20 0 21 0 22 0 Input Pkts total control 13 2 bytes 12 queue size max 0 200 Output Pkts total control 15 2 bytes 320 displ...

Page 358: ...4 4 4 4 Total of static svc is 6 The item type of SwitchTo meaning I interface H hunt group T xot The following table introduces the meaning of each field in the displayed information Table 20 Explan...

Page 359: ...in the displayed information differ For the related commands see x25 pvc x25 switch pvc x25 xot pvc and x25 fr pvc Example Display X 25 virtual circuit 3Com display x25 vc Interface Serial2 0 0 SVC 1...

Page 360: ...face Serial2 0 0 SVC 59 State P4 PAD UI 130 From remote 130 connected to local 220 Window size input 2 output 2 Packet Size input 128 output 128 Local PS 3 Local PR 1 Remote PS 1 Remote PR 2 Local Bus...

Page 361: ...is Serial0 0 0 lapb max frame Syntax lapb max frame n1 value undo lapb max frame View Interface view Parameter n1 value The value of the parameter N1 in bits and its value ranges from 1096 to 12104 B...

Page 362: ...n sequential numbers will cycle within the range of modulo Modulo 8 is a basic view LAPB can implement all the standards via the view It is sufficient for most links For the related command see lapb w...

Page 363: ...g the undo lapb timer command you can restore their default values T1 is a transmission timer When T1 expires DTE DCE will start retransmission The value of T1 shall be greater than the maximum time b...

Page 364: ...on the interface Serial 0 0 0 to be 5 3Com Serial0 0 0 lapb window size 5 link protocol lapb Syntax link protocol lapb dte dce ip multi protocol View Interface view Parameter dte Indicates that the i...

Page 365: ...ncapsulate X 25 protocol to the specified interface By default the link layer protocol for interface is PPP When the interface uses X 25 protocol it works in DTE IETF mode by default If the X 25 switc...

Page 366: ...ip address Local IP address of the XOT connection local port Local port number of the XOT connection remote ip address Remote IP address of the XOT connection remote port Remote port number of the XO...

Page 367: ...ress By default no x 25 alias is configured When an X 25 call is forwarded between networks different X 25 networks may perform some operations on the destination addresses that is the called DTE addr...

Page 368: ...imum packet size negotiation is part of flow control parameter negotiation It needs two parameters maximum reception packet size and maximum transmission packet size which must range from 16 to 1024 i...

Page 369: ...al0 0 0 x25 call facility packet size 512 512 3Com Serial0 0 0 x25 call facility window size 5 5 x25 cug service Syntax x25 cug service incoming access outgoing access suppress all preferential undo x...

Page 370: ...lt IP is carried over X 25 During X 25 SVC setup the called device will check the call user data field of X 25 call request packet If it is an unidentifiable one the called device will deny the setup...

Page 371: ...ct the interface with the most idle logical channels in hunt group for each call request A hunt group can have 10 interfaces or XOT channels at most and it may nondistinctively select the available ch...

Page 372: ...ling address View Interface view Parameter None Description Using the x25 ignore calling address command you can enable it to ignore the X 121 address of the calling DTE when X 25 initiates calls Usin...

Page 373: ...e the rules CUG suppress rules have two suppressing all CUG facilities and suppressing the mapping CUG facility configured with preferential By default no suppress rule is defined For the related comm...

Page 374: ...es powerful support for some routing protocols such as Routing Information Protocol closed user group group number Number of the closed user group corresponding to this address mapping encapsulation t...

Page 375: ...espectively and the four address mappings have different attributes 3Com interface serial 0 0 0 3Com Serial0 0 0 x25 map ip 202 38 160 11 x121 address 20112451 reverse charge request reverse charge ac...

Page 376: ...ximum output packet length in bytes its value ranges from 16 to 1024 including 16 and 1024 and must be the integer power of 2 By default the maximum output packet length of X 25 interface is 128 bytes...

Page 377: ...l address Network protocol address of the peer end of the PVC x 121 address X 121 address of the peer end of this PVC option Attribute of the PVC Description Using the x25 pvc command you can configur...

Page 378: ...ransmitting window sizes of the VC which range between 1 and the number that is 1 less than the modulus of the X 25 interface where the address mapping exists including 1 and modulus minus 1 For the r...

Page 379: ...View Interface view Parameter count The number of data packets that can be received before previous acknowledgement ranging from 0 to input window size If it is set to 0 or the input window size this...

Page 380: ...function By default this function is disabled According to X 25 the call receiving packet of a call may or may not carry an address code group depending on the specific network requirements This comma...

Page 381: ...ignore calling address Example Specify that the call receiving packet of a call sent from the X 25 interface Serial0 0 0 carries the calling DTE address 3Com Serial0 0 0 x25 response calling address x...

Page 382: ...0 to 9999 You can specify multiple IDs for the ROA Description Using the x25 roa list command you can define ROA list Using the undo x25 roa list command you can delete ROA list items By default no RO...

Page 383: ...protocols on the input and output interfaces must be X 25 Moreover the specified PVCs on the two interfaces have been presented and enabled Note that PVC switching cannot be configured on the X 25 sub...

Page 384: ...sub dest destination address Substitution destination address sub source source address Substitution source address hunt group name Name of hunt group Description Using the x25 switch svc hunt group c...

Page 385: ...de matching string and its length ranges from 1 to 15 characters For the specific description of mode matching see Table 10 4 and Table 10 5 sub dest destination address Substitution destination addre...

Page 386: ...witching Syntax x25 switching undo x25 switching View System view Parameter None Description Using the x25 switching command you can enable the X 25 switching function Using the undo x25 switching com...

Page 387: ...can set the delay to send calls to a destination with failed calls Using the undo x25 timer hold command you can restore its default value Frequently sending call requests to a wrong destination which...

Page 388: ...this X 25 interface Also users can set the maximum idle time for a SVC attached to this address mapping through the option in the command x25 map For PVC or the established SVC for X 25 switching the...

Page 389: ...timer in seconds and its value ranges from 0 to 1000 By default the delay time on a DTE call timer is 200 seconds that on a DCE call sending timer is 180 seconds Description Using the x25 timer tx1 co...

Page 390: ...ay time of this timer before the timeout For the related commands see x25 timer tx0 x25 timer tx1 and x25 timer tx3 Example Set the reset timer delay on the X 25 interface Serial0 0 0 to 120 seconds 3...

Page 391: ...is 1 Description Using the x25 vc per map command you can set the maximum number of VCs for connections with the same destination device Using the undo x25 vc per map command you can restore their de...

Page 392: ...25 VC range is 0 Description Using the x25 vc range command you can set highest and lowest values of X 25 VC range Using the undo x25 vc range command you can restore their default values By default V...

Page 393: ...the greater the window size the higher the transmission efficiency Please consult users ISP about the sending and receiving window sizes Unless supported by the network do not set these two parameters...

Page 394: ...x25 x121 address 20112451 x25 xot pvc Syntax x25 xot pvc pvc number1 ip address interface type number pvc pvc number2 xot option packet size input packet output packet window size input window size ou...

Page 395: ...0 1 1 2 of Router RTB via XOT tunnel and then perform packet switching Perform the configurations on the Router RTA 3Com Serial0 0 0 ip address 10 1 1 1 255 255 255 0 3Com Serial0 0 0 link protocol x2...

Page 396: ...396 CHAPTER 4 LINK LAYER PROTOCOL Example Set the parameter of X 29 to 10 seconds 3Com x29 timer inviteclear time 10...

Page 397: ...nterface Ethernet6 0 0 Ethernet6 0 0 current state UP Line protocol current state UP Internet Address 5 5 5 5 8 Broadcast address 0 0 0 0 The Maximum Transmit Unit 1500 bytes input packets 1231 bytes...

Page 398: ...IP address However to enable one interface of a router to connect to several subnets one interface can be configured with several IP addresses Among them one is master IP address and others are slave...

Page 399: ...encapsulated with the link layer protocol PPP can the IP address negotiation at this interface be configured Normally it is not necessary to configure ip address negotiation Only in some special circ...

Page 400: ...ted with PPP borrow the unnumbered IP address from Ethernet interface 0 0 0 3Com Serial0 0 0 ip address unnumbered Ethernet 0 0 0 remote address Syntax remote address ip address pool pool number undo...

Page 401: ...IP addresses of the ARP mapping entries in dot deliminated decimal format ethernet address Ethernet MAC address of ARP mapping entries Its format is H H H in which H is a hexadecimal number with 1 to...

Page 402: ...p packet View User view Parameter None Description Using the debugging arp packet command you can enable ARP packets debugging and using the undo debugging arp packet command you can disable the funct...

Page 403: ...clear all ARP entries interface Indicates the selected interface interface type Interface type interface number Interface sequence number interface name Interface name Description Using the reset arp...

Page 404: ...1 1 1 3Com 0 static 1 1 1 1 ip host Syntax ip host hostname ip address undo ip host hostname ip address View System view Parameter hostname The name of a host a character string with its length from...

Page 405: ...g to the host name router2 3Com undo ip host router2 10 110 0 2 DHCP Public Configuration Commands dhcp enable Syntax dhcp enable undo dhcp enable View System view Parameter None Description Using the...

Page 406: ...nternal server and the clients sending them will be allocated with addresses selected from a global address pool in global approach For the related command see dhcp select in system view Example Alloc...

Page 407: ...cted from a global address pool in global approach For the related command see dhcp select in interface view Example Configure the interfaces in the range of Ethernet2 0 0 1 to Ethernet2 0 0 5 to allo...

Page 408: ...tion Using the debugging dhcp server command you can enable debugging on the DHCP server Using the undo debugging dhcp server command you can disable debugging By default debugging is disabled on the...

Page 409: ...p server dns list ip address ip address undo dhcp server dns list ip address all View Interface view Parameter ip address IP address of DNS You can configure up to eight IP addresses separated by spac...

Page 410: ...o dns list command in system view you can delete the configuration By default no DNS address is configured Only up to eight DNS server addresses by far can be set in each DHCP address pool For the rel...

Page 411: ...the subinterfaces whose interface number lies between two subinterface numbers including these two subinterfaces by inserting the keyword to between these two interface numbers all All the interfaces...

Page 412: ...server ip pool dhcp server expired in system view and expired Example Set the valid period for leasing IP addresses in the interface address pool maintained by Ethernet1 0 0 to unlimited 3Com interfac...

Page 413: ...dden ip low ip address high ip address undo dhcp server forbidden ip low ip address high ip address View System view Parameter low ip address The low IP address that does not participate in the auto a...

Page 414: ...d you can delete the specified address pool By default no DHCP address pool is created If the specified address pool has existed executing the dhcp server ip pool command will directly access the DHCP...

Page 415: ...p address IP address of NetBIOS server You can configure up to eight IP addresses separated by spaces in a command all In the undo form of the command the first all refers to all the NetBIOS server ad...

Page 416: ...hanism h node Hybrid h mode i e the mode of type p nodes possessing some of the broadcast features Description Using the dhcp server netbios type command in interface view you can configure the NetBIO...

Page 417: ...os type command in system view you can restore the default setting By default clients adopt type h node h node Hostname IP maps are required in the event that DHCP clients use the NetBIOS protocol on...

Page 418: ...ace range all undo dhcp server option code interface ethernet subinterface range all View System view Parameter code Option value that needs to be assigned by the user ascii ascii string ASCII string...

Page 419: ...econds Description Using the dhcp server ping command you can configure the maximum number of ping packets that the DHCP server is allowed to send and the longest time period that the DHCP server shou...

Page 420: ...cified IP address all All the IP addresses Description Using the display dhcp server conflict command you can view the DHCP address conflict statistics including the information in conflicted IP addre...

Page 421: ...lients Example View the expired leases in DHCP address pools 3Com display dhcp server expired all Global pool IP address Hardware address Lease expiration Type Interface pool IP address Hardware addre...

Page 422: ...an interface address pool If no interface address pool has been specified the bound addresses in all the interface address pools will be displayed Description Using the display dhcp server ip in use c...

Page 423: ...response packets For the related command see reset dhcp server statistics Example View the statistic information on the DHCP server 3Com display dhcp server statistics Global Pool Pool Number 5 Bindi...

Page 424: ...displayed is concerned with the address pool of the current interface In any other views the information in all the address pools Example View the tree structure information of DHCP address pools 3Com...

Page 425: ...255 255 255 0 Parent node 8 option 1 ip address 255 0 0 0 gateway list 2 2 2 2 dns list 1 1 1 1 domain name 444444 nbns list 3 3 3 3 netbios type m node expired 2 0 0 option 58 hex 00 01 51 80 option...

Page 426: ...Syntax domain name domain name undo domain name domain name View DHCP address pool view child node 6 The child node of the current node is address pool 6 The node in this position can be Child node w...

Page 427: ...3Com dhcp server ip pool 0 3Com dhcp 0 domain name mydomain com cn expired Syntax expired day day hour hour minute minute unlimited undo expired View DHCP address pool view Parameter day day Number of...

Page 428: ...outer at 10 110 1 99 with DHCP address pool 0 3Com dhcp server ip pool 0 3Com dhcp 0 gateway list 10 110 1 99 nbns list Syntax nbns list ip address ip address undo nbns list ip address all View DHCP a...

Page 429: ...id h mode i e the mode of type p nodes possessing some of the broadcast features Description Using the netbios type command you can configure the NetBIOS node type of the clients of a global DHCP addr...

Page 430: ...option code ascii ascii string hex hex string ip address ip address undo option code View DHCP address pool view Parameter code Option value that needs to be assigned by the user ascii ascii string A...

Page 431: ...stics 3Com reset dhcp server conflict reset dhcp server ip in use Syntax reset dhcp server ip in use ip ip address pool pool name interface interface name all View User view Parameter ip address Bindi...

Page 432: ...bound addresses and expired addresses number of unknown packets number of DHCP request packets and number of response packets For the related command see display dhcp server statistics Example Clear s...

Page 433: ...is in the format of H H H Description Using the static bind mac address command you can bind a MAC address statically Using the undo static bind mac address command you can delete the statically bound...

Page 434: ...ient verbose View Any view Parameter verbose Statistic details of the DHCP client Description Using the display dhcp client command you can display the statistic information of the DHCP client Executi...

Page 435: ...HCP client statistic infomation Ethernet0 0 Current machine state BOUND Alloced IP 169 254 0 2 255 255 0 0 Alloced lease 300 seconds T1 150 seconds T2 262 seconds Lease from 2002 09 15 07 11 55 to 200...

Page 436: ...addresses on Ethernet0 0 0 3Com Ethernet0 0 0 ip address dhcp alloc DHCP Relay Configuration Commands debugging dhcp relay Syntax debugging dhcp relay undo debugging dhcp relay View User view Paramete...

Page 437: ...e client whose MAC address is 0050 ba34 2000 3Com dhcp relay release 192 2 2 25 0050 ba34 2000 10 110 91 174 display dhcp relay address Syntax display dhcp relay address interface interface name all V...

Page 438: ...p relay address Syntax ip relay address ip address undo ip relay address ip address View Interface view Parameter ip address IP relay address in dot deliminated decimal format Description Using the ip...

Page 439: ...er has been configured with three relay addresses i e S1 S2 and S3 If the polling approach is adopted to relay packets A B and C will respectively use the relay addresses S1 S2 and S3 If A is shut dow...

Page 440: ...or the related command see ip relay address Example Add a relay IP address for the interfaces in the range of Ethernet2 0 0 1 to Ethernet2 0 0 5 3Com ip relay address 202 38 1 2 interface ethernet 2 0...

Page 441: ...3Com debugging ip packet 0 129680 IP 8 debug_case Delivering interface Serial0 0 0 version 4 headlen 20 tos 6 pktlen 70 pktid 49 offset 0 ttl 1 protocol 17 checksum 50 s 1 1 1 2 d 224 0 0 2 prompt IP...

Page 442: ...e debugging of TCP events 3Com debugging tcp event 0 630270 SOCKET 8 TCP EVENT 1043494683 task Co0 2 socketid 0 TCPCB 0x02c6fd74 created 0 630270 SOCKET 8 TCP EVENT 1043494683 task Co0 2 socketid 1 st...

Page 443: ...n enable the debugging of TCP connection The number of debugging switches users can enable is limited that is at the same time only a fixed number of debugging switches can be enabled combination of t...

Page 444: ...and you can disable the debugging of UDP connection Example Enable the debugging of UDP connection 3Com debugging udp packet 3Com display debugging 0 377770 SOCKET 8 UDP 1043494431 Output task ROUT 6...

Page 445: ...filtering rules in a format A standard ACL name must be input if the ACL is expressed in name otherwise the system will prompt an abnormal entering When the ACL name or number ranging from 1 to 99 is...

Page 446: ...xt command you can view the lines not containing the character string text Example Display the lines beginning from the line containing the character string 169 254 0 0 to the end line of the buffer 3...

Page 447: ...ation will be output in the following format Route entry matched by prefix list abc2 Summary count 1 Destination Mask Nexthop Flag TimeStamp Interface 127 0 0 0 8 127 0 0 1 U t 0 InLoopBack0 Example D...

Page 448: ...fib dest addr dest mask The FIB table entries exactly matching the destination address and mask are displayed display fib dest addr longer The FIB table entries matching the destination addresses wit...

Page 449: ...ormation on the fast forwarding table Example Display the information of the fast forwarding table Router display ip fast forwarding cache Fast Forwarding cache Index SrIP SrPort DsIP DsPort Pro Input...

Page 450: ...ximum Transmit Unit 1500 bytes input packets 1231 bytes 57557 multicasts 1177 output packets 0 bytes 0 multicasts 0 The above information shows that the physical link state of the interface serial 0 0...

Page 451: ...ket sb_cc the current data size in the sending buffer The value makes sense only for the socket of TCP type because only TCP is able to cache data rb_cc the current data size in the receiving buffer s...

Page 452: ...0 src quenched 0 parameter req 0 timestamp req 0 display tcp statistics Syntax display tcp statistics View Any view Parameter None Description Using the display tcp statistics command you can view TC...

Page 453: ...0 dropped 0 embryonic dropped 0 Dropped packets with MD5 authentication 0 Permitted packets with MD5 authentication 0 The above information means Receiving statistics Total number of packets received...

Page 454: ...d 0 The number of connections closed already 0 the number of connections discarded accidentally after SYN is received 0 the times of connections actively failed to establish before SYN is received 0 T...

Page 455: ...cket on port 0 broadcast 0 not delivered input socket full 0 input packets missing pcb cache 0 Sent packet Total 0 The displayed information is explained as below UDP packet is received 0 packet has c...

Page 456: ...ard packets 3Com Ethernet 0 0 undo ip fast forwarding Enable the interface to fast forward packets on ingress 3Com Ethernet0 0 0 ip fast forwarding inbound reset ip fast forwarding cache Syntax reset...

Page 457: ...pt information on the screen and the existing statistics are cleared For the related command see display tcp statistics Example Display the TCP traffic statistic information 3Com reset tcp statistics...

Page 458: ...0 0 tcp mss 300 tcp timer fin timeout Syntax tcp timer fin timeout time value undo tcp timer fin timeout View System view Parameter time value TCP finwait timer value in second with the value range o...

Page 459: ...guidance of the technical support engineers For the related commands see tcp timer fin timeout and tcp window Example Configure the TCP synwait timer value as 75 seconds 3Com tcp timer syn timeout 75...

Page 460: ...al interface Description Using the debugging nat command you can enable the NAT debugging function Using the undo debugging nat command you can disable the NAT debugging function display nat Syntax di...

Page 461: ...ll the information about address translation 3Com display nat all NAT address group Information 1 from 11 1 1 1to11 1 1 20 2 from 22 1 1 1to22 1 1 20 NAT outbound information Serial0 0 0 acl 11 NAT ad...

Page 462: ...numbers of all addresses contained in an address pool cannot exceed 256 The address pool cannot be deleted if it has been correlated to some certain access control list to perform the address translat...

Page 463: ...number can be translated by using address pool group number Using the undo nat outbound command you can remove the corresponding address translation Translation of the source address of the packet tha...

Page 464: ...address translation by using the IP address of interface Serial0 0 0 directly 3Com Serial0 0 0 nat outbound 1 Delete the corresponding configuration 3Com Serial0 0 0 undo nat outbound 1 nat server Sy...

Page 465: ...defined by global port1 and global port2 pro type The protocol type carried by IP possibly being a protocol ID or a key word as a substitution For example icmp its protocol ID is 1 tcp its protocol I...

Page 466: ...10 can be removed 3Com Serial0 0 0 undo nat server protocol tcp global 202 110 10 11 8070 inside 10 110 10 11 ftp Specify an outside address as 202 110 10 10 and map the ports ranging from 1001 to 110...

Page 467: ...ter interface type Interface type interface number Interface number Description Using the apply default output interface command you can set default forwarding interface for packets Using the undo app...

Page 468: ...ext hop Syntax apply ip address next hop ip address ip address undo apply ip address next hop ip address ip address View Route policy view Parameter ip address IP address of next hop Description Using...

Page 469: ...the preference of IP packet to 5 critical 3Com route policy apply ip precedence critical apply output interface Syntax apply output interface interface type interface number interface type interface n...

Page 470: ...t line is prompt information The first row shows where is used the routing policy indicated in the second row Take the first line as an example local indicates that the policy routing is used on the l...

Page 471: ...As shown above the policy routing has one 0 node and includes an if match clause and an apply clause For the accurate meanings of the if match clause and the apply clause you can refer to the configu...

Page 472: ...exists 0 Fail for interface down 0 If the optional field verbose is added the more detail statistics of each apply clause in the policy routing will be displayed separately and the statistics of the...

Page 473: ...p local policy route policy policy tag undo ip local policy route policy policy tag View System view Parameter policy tag Policy name Description Using the ip local policy route policy command you can...

Page 474: ...cl number ip address ip address undo apply ip address next hop acl acl number ip address ip address View Route policy view Parameter acl number Standard ACL number ranging from 1 to 99 ip address Spec...

Page 475: ...nd It specifies outgoing interfaces for multicast policy routing through the ACL The action executed to packets that meet the if match conditions defined by the match clause is as follows If outgoing...

Page 476: ...nterface interface name statistic interface interface name View Any view Parameter interface name Interface name Description Using the display ip multicast policy command you can view the multicast po...

Page 477: ...e policy policy name View Interface view Parameter policy name Specifies the name of a route policy which uniquely identifies one route policy Description Using the ip multicast policy route policy co...

Page 478: ...he if match acl clause are invalid sequence number Identifies a node in the route policy When the route policy is used for routing information filtering the node with a smaller sequence number is test...

Page 479: ...10 3Com route policy IPX Configuration Commands debugging ipx packet Syntax debugging ipx packet interface type interface num interface name undo debugging ipx packet interface type interface num inte...

Page 480: ...g switch 3Com debugging ipx ping 0 15396012 IPX 8 IPXPING Ping receiving Request Src a 00e0 fc04 8859 Dst a 00e0 fc01 54f6 0 15396130 IPX 8 IPXPING Ping sending Response Src a 00e0 fc01 54f6 Dst a 00e...

Page 481: ...ample Enable IPX RIP packet debugging switch 3Com debugging ipx rip packet Send RIP Response to Ethernet0 0 length 96 src a 00e0 fc01 5517 453 dst a ffff ffff ffff 453 Number of Entries in Pkt 8 Enabl...

Page 482: ...0 18537610 3Com RMX 8 DBG IPXRM set a Rth on the flash list ulRthDest 0xb2 3Com 0 18537820 3Com RMX 8 DBG IPXRM finish a flash reset a Rth on the flash list ulRthDest 0xb2 3Com debugging ipx rtpro in...

Page 483: ...erial1 turns into DOWN state 0 19023320 3Com RMX 8 DBG IPXRM recieve interface change msg msg type IPX_IF_DOWN if_index is 0x286 Interface name is Serial1 3Com Serial1 3Com Serial1 undo shut 3Com Seri...

Page 484: ...0000 Interface a 00e0 fcfb 3a00 Serial1 Protocol Static Preference 60 Ticks 6 Hops 1 0 19579230 3Com RMX 8 DBG IPXRM route change to ACTIVE Dest d10 Nexthop 0 0000 0000 0000 Interface a 00e0 fcfb 3a0...

Page 485: ...rvices as possible Example Enable SAP packet verbose debugging switch 3Com debugging ipx sap packet verbose 0 20909856 IPXSAP 8 IPX SAP MSG Receive Response Packet From Eth0 Length 480 Src 000a 0000 0...

Page 486: ...he current interface Split horizon is Whether split horizon is enabled on the current interface The related com split horizon Update change only is Whether trigger update is enabled on the current int...

Page 487: ...an view active IPX routing information to specified destination network ID Using the display ipx routing table network verbose command you can view detailed IPX routing information to specified destin...

Page 488: ...ive Destination Network ID 0x22 Protocol RIP Preference 100 Ticks 7 Hops 1 Nexthop 11 0000 0165 6401Time 15 Interface 11 0000 0165 6400 Serial0 State Active Destination Network ID 0x33 Protocol Direct...

Page 489: ...network network order network type inactive verbose View Any view Parameter type Displays information for specified service type ID service type The type of service name Displays information for speci...

Page 490: ...00d 0003 0003 0003 0452 500 06 Eth1 0 0 Display contents of service information table of type 5 3Com display ipx service table type 5 Abbreviation S Static Pref Preference Decimal NetId Network number...

Page 491: ...ages which have local destinations 0 can not be dealt Total number of messages that can not be dealt with Sent Statistics for sent messages 0 forwarded Number of messages which need to be forwarded 0...

Page 492: ...store any IPX configuration Example Enable IPX 3Com ipx enable Disable IPX 3Com undo ipx enable ipx encapsulation Syntax ipx encapsulation dot2 dot3 ethernet 2 snap undo ipx encapsulation View Etherne...

Page 493: ...han forwarded IPX type 20 packet is a packet for NetBIOS Network Basic Input Output System defined by Novell NetWare Example Enable the receipt and forwarding of type 20 broadcast packets 3Com Etherne...

Page 494: ...ipx rip import route static command you can disable the importation of static routes Example Import a static route to RIP 3Com ipx rip import route static ipx rip mtu Syntax ipx rip mtu bytes undo ipx...

Page 495: ...ltiplier command you can restore the default configuration By default RIP aging period is 3 times of updating interval Routers may contain a timer for each item in their routing information table whic...

Page 496: ...is an 8 bit hexadecimal number ranging from 1 to 0xFFFFFFFE network node The next hop address of IPX static route network is the network ID of the next hop node is a triplet of four bit hexadecimal n...

Page 497: ...ination network ID being 3a outgoing interface being Serial1 0 0 ticks 10 hops 2 and preference 30 3Com ipx enable 3Com ipx route static 3a serial 0 0 0 tick 10 hop 2 preference 30 ipx route load bala...

Page 498: ...onfigured the newly found dynamic routes will not be added into the routing table discarded directly If the newly configured value is less than the original one the excessive routes in the current rou...

Page 499: ...ipx sap gns disable reply Re enable GNS reply on the interface Ethernet0 0 0 Ethernet0 0 0 undo ipx sap gns disable reply ipx sap gns load balance Syntax ipx sap gns load balance undo ipx sap gns loa...

Page 500: ...th is less than the present one the items in SIT will not be deleted If the service information item number for the same service type exceeds the maximum value configured the new service information w...

Page 501: ...he undo ipx sap multiplier command you can restore the default value of SAP aging period By default the aging period of SAP service information table items is 3 times of SAP updating interval For the...

Page 502: ...git hexadecimal numbers separated by socket It is represented by a 4 bit hexadecimal number ranging from 0x1 to 0xFFFF hop count The number of hops to the server in decimal ranging from 1 to 15 Note t...

Page 503: ...lit horizon on the current interface By default split horizon is enabled on the interface Split horizon is a way to avoid routing loops i e routing information received from an interface is not permit...

Page 504: ...Using the undo ipx update change only command you can disable trigger update on the current interface By default trigger update is disabled on the interface IPX RIP and SAP periodically advertise upd...

Page 505: ...a0b0 fefe reset ipx statistics Syntax reset ipx statistics View User view Parameter None Description Using the reset ipx statistics command you can clear IPX statistics by the system Example Clear IP...

Page 506: ...o State route active added deleted freed Direct 1 1 1 0 0 Static 9 9 14 5 5 RIP 0 0 0 0 0 Default 0 0 0 0 0 Total 10 10 15 5 5 3Com Clear the IPX static route 3Com reset ipx routing table statistics p...

Page 507: ...Ethernet interface of the same group number on the router can forward packets transparently But packets cannot be transferred transparently between the serial ports Each serial port only exchanges pa...

Page 508: ...Z coding scheme is generally used in our router The serial port coding scheme of some SNA devices is the NRZI coding scheme Therefore the coding scheme of the router needs to be changed according to t...

Page 509: ...view Parameter all Enables all debuggings of the SDLC event Enables the SDLC event debugging packet Enables the SDLC packet debugging Description Using the debugging sdlc command you can enable the SD...

Page 510: ...x description Correlator Distinguish different IDs of the circuits Local addr LSAP Local MAC address with the lsap being the last SAP used by the local device Remote addr RSAP Remote MAC address with...

Page 511: ...x description Version number RFC 1795 Release number Release version of RFC 1795 Init Pacing Window Size of the initiated window Num of TCP sessions Number of TCP sessions Mac address exclusive Reacha...

Page 512: ...SCONNECT 0 0 0 00 00 00 TCP 13 0 0 1 DISCONNECT 0 0 0 00 00 00 TCP 14 0 0 1 CONNECT 1897 1899 0 14 26 22 Syntax description TCP The mark indicates the connection can be created on the peer If there is...

Page 513: ...ified bridge group to the remote end through the TCP connection a local bridge group needs to be connected with the DLSw by using this command that is packets of the local bridge group can be sent to...

Page 514: ...1454 or 17800 bytes max window size Size of the maximum local response window ranging from 1 to 2000 permit dynamic Permits unpreconfigured remote router to initiate connections and dynamically create...

Page 515: ...o 2000 linger minutes Linger time of the backup connection after the primary peer being disconnected ranging from 0 to 1440 minutes Description Using the dlsw remote command you can create the DLSw re...

Page 516: ...s cache seconds explorer seconds undo dlsw timer View System view Parameter connect seconds The holding time of a connection ranging from 1 second to 65535 seconds The default value is 300 seconds exp...

Page 517: ...me of the synchronous serial port Using the undo idle mark command you can restore the default idle coding scheme of the synchronous serial port By default the synchronous serial port adopts the 7E co...

Page 518: ...0 0 as SDLC 3Com Serial1 0 0 link protocol sdlc llc2 max ack Syntax llc2 max ack length llc2 max ack View Ethernet Interface view Parameter length Length of the LLC2 advanced response window ranging f...

Page 519: ...undo llc2 max transmission View Ethernet Interface view Parameter retries LLC2 retransmission times ranging form 1 to 255 Description Using the llc2 max transmission command you can configure the ret...

Page 520: ...127 Description Using the llc2 receive window command you can configure the maximum packets that can be sent before the LLC2 receives the acknowledgement frame Using the undo llc2 receive window comm...

Page 521: ...iving the information frames ranging from 1 to 60000ms Description Using the llc2 timer ack delay command you can configure the local acknowledgement delay time when the LLC2 receives information fram...

Page 522: ...ng the llc2 timer poll command you can configure the P F waiting time of the LLC2 Using the undo llc2 timer poll command you can restore the default value of the LLC2 P F waiting time By default the L...

Page 523: ...an clear the entry cache information in the DLSw bridge group Example Clear the entry cache information in the DLSw bridge group 3Com reset dlsw bridge entry reset dlsw circuits Syntax reset dlsw circ...

Page 524: ...primary device if any In this sense the SDLC devices in the same group can be guaranteed to communicate with each other normally only if the addresses of the secondary devices are specified This comma...

Page 525: ...ress on the transformation from the SDLC to the LLC2 When configuring the DLSw an SDLC address should be configured a related partner peer The MAC address of the partner peer should be the MAC address...

Page 526: ...length sending the SDLC packet Using the undo sdlc max send queue command you can restore the default value of the queue length sending the SDLC packet By default the queue length sending the SDLC pac...

Page 527: ...y modulus 8 is selected Example Restore the default modulus of the SDLC 3Com Serial1 0 0 undo sdlc modulo sdlc sap map local Syntax sdlc sap map local lsap sdlc addr undo sdlc sap map local lsap sdlc...

Page 528: ...te command you can restore the default value When the SDLC packet is translated into the LLC2 packet the SAP address is needed besides the MAC address Generally speaking the SAP address of the SNA pro...

Page 529: ...layer protocol in unbalanced mode That is the statuses of the devices on the two connected ends are unequal one is primary and the other is secondary The primary side being the primary station whose...

Page 530: ...g time mseconds as 2000ms 3Com Serial1 0 0 sdlc timer ack 2000 sdlc timer lifetime Syntax sdlc timer lifetime mseconds undo sdlc timer lifetime View Synchronous serial interface view Parameter msecond...

Page 531: ...s 200ms 3Com Serial1 0 0 sdlc timer poll 200 sdlc window Syntax sdlc window length undo sdlc window View Synchronous serial interface view Parameter length Length of the SDLC local response window ran...

Page 532: ...can delete the XID of the SDLC By default the synchronous serial interface has no XID of the SDLC The XID is the ID of a device in the SNA world Generally speaking there are two kinds of devices PU2 0...

Page 533: ...address mask length protocol preference cost next hop and output interface Only current used route i e best route is displayed via the display ip routing table command Example View the summary of curr...

Page 534: ...e input basic ACL number or name The command is only applicable to view the route that passed basic ACL filtering rules Example View the summary of active routes that are filtered through basic ACL 1...

Page 535: ...mask IP address mask which can be in dotted decimal notation or represented by an integer in the range of 0 to 32 longer match Indicates all route destination addresses are matched in the natural mas...

Page 536: ...detailed information 3Com display ip routing table 169 0 0 0 verbose Routing Tables Generate Default no Active Route Last Active Both Next hop in use Summary count 2 Destination 169 0 0 0Mask 255 0 0...

Page 537: ...24 Routing tables Summary count 3 Destination Mask Proto Pre Cost Nexthop Interface 1 1 1 0 24 DIRECT 0 0 1 1 1 1 Interface serial1 0 0 1 1 1 1 32 DIRECT 0 0 127 0 0 1 InLoopBack0 2 2 2 0 24 DIRECT 0...

Page 538: ...NextHop 127 0 0 1Interface 127 0 0 1 InLoopBack0 Vlinkindex 0 State NoAdvise Int ActiveU Retain Multicast Unicast Age 3 47Metric 0 0 Destination 127 0 0 1Mask 255 255 255 255 Protocol DirectPreference...

Page 539: ...cription Using the display ip routing table protocol command you can view the routing information of specified protocol Example Display all direct connection routes summary 3Com display ip routing tab...

Page 540: ...20 1 1 1 display ip routing table statistics Syntax display ip routing table statistics View Any view Parameter None Description Using the display ip routing table statistics command you can view the...

Page 541: ...ng the display ip routing table verbose command Example Display the verbose routing table information 3Com display ip routing table verbose Routing Tables Generate Default no Active Route Last Active...

Page 542: ...t hop in use Summary count 2 Destination 10 1 1 1 Mask 255 255 255 255 Protocol DIRECT Preference 0 NextHop 127 0 0 1 Interface 127 0 0 1 InLoopBack0 Vlinkindex 0 State NoAdvise Int ActiveU Retain Gat...

Page 543: ...play ip routing table and ip route static Example Delete all the static routes configured on router 3Com delete static routes all This will erase all unicast static routes and their configurations you...

Page 544: ...te In the application of multi role host you can configure a static route on a private network to specify the interface of another private network or public network as its outbound interface Using the...

Page 545: ...e next hop of the default route as 129 102 0 2 3Com ip route static 0 0 0 0 0 0 0 0 129 102 0 2 Configure the static route whose destination address is 100 1 1 1 and whose next hop address is 1 1 1 2...

Page 546: ...on of receiving and sending RIP packets on each interface by using this command Example Enable the RIP packets debugging 3Com debugging rip packet default cost Syntax default cost value undo default c...

Page 547: ...date timer 30 Timeout timer 180 Garbage collection timer 120 No peer router Table 2 Description of the output information of the display rip command display rip vpn instance Syntax display rip vpn ins...

Page 548: ...to be filtered including direct isis bgp ospf ospf ase ospf nssa and static at present Description Using the filter policy export command you can configure to filter the advertised routing information...

Page 549: ...olicy import command you can disable filtering to the received global routing information By default RIP does not filter the received routing information The range of the routes received by RIP can be...

Page 550: ...sing a certain value RIP regards the imported route as its own route and transmits it with the specified value This command can greatly enhance the RIP capability of obtaining routes thus increasing t...

Page 551: ...the RIP on the interface By default RIP is disabled on any interface After enabling a RIP routing process it is disabled on any interface by default RIP at a certain interface must be enabled with th...

Page 552: ...he sending destination address to fit some non broadcast networks Usually it is not recommended to use this command Example Specify the sending destination address 202 38 165 1 3Com rip peer 202 38 16...

Page 553: ...p View system view Parameter None Description Using the rip command you can enable the RIP and enter the RIP view Using the undo rip command you can cancel RIP By default the system does not run RIP T...

Page 554: ...ntication RIP 1 does not support authentication There are two RIP authentication modes simple text authentication and MD5 cipher text authentication When MD5 cipher text authentication mode is used th...

Page 555: ...pe nonstandard rip input Syntax rip input undo rip input View Interface view Parameter None Description Using the rip input command you can allow an interface to receive RIP packets Using the undo rip...

Page 556: ...l1 0 0 receives RIP packets 3Com interface serial1 0 0 3Com serial1 0 0 rip metricin 2 rip metricout Syntax rip metricout value undo rip metricout View Interface view Parameter value Additional route...

Page 557: ...l the receipt and the transmission of RIP packets respectively on an interface The former command equals the functional combination of the latter two commands For the related command see rip input and...

Page 558: ...ou can restore the default value of RIP packet version on the interface By default the interface RIP version is RIP 1 RIP 2 has 2 transmission modes broadcast and multicast Multicast is the default mo...

Page 559: ...on Using the summary command you can enable RIP 2 automatic route summarization Using the undo summary command you can disable RIP 2 automatic route summarization By default RIP 2 route summarization...

Page 560: ...values of timer Period update Timeout and Garbage collection are respectively 30s 180s and 120s Usually the timing length of timer Garbage collection is fixedly 3 times longer than that of timer Perio...

Page 561: ...ABR and for each network segment configured with route aggregation there is only one route transmitted to other areas An area can configure multiple aggregation network segments Thus OSPF can aggrega...

Page 562: ...mand you can cancel the summarization By default summarization of imported routes is disabled After the summarization of imported routes is configured if the local router is an autonomous system borde...

Page 563: ...red to support MD5 cipher text authentication mode For the related command see ospf authentication mode Example Enter area 0 view 3Com ospf 1 area 0 Specify the OSPF area 0 to support MD5 cipher text...

Page 564: ...bugging state will not be kept after exiting the process either For the related command see display debugging ospf Example Enable the information debugging of OSPF packets 3Com debugging ospf packet d...

Page 565: ...routes Example Specify the default interval for OSPF to import external routes as 10 seconds 3Com ospf 1 default interval 10 default limit Syntax default limit routes undo default limit View OSPF view...

Page 566: ...ple Set the default tag of OSPF imported external route of the autonomous system as 10 3Com ospf 1 default tag 10 default type Syntax default type 1 2 undo default type View OSPF view Parameter type 1...

Page 567: ...ult cost command you can specify the cost of the default route transmitted by ABR to STUB or NSSA area This command is only valid for this process if multiple OSPF processes are enabled For the relate...

Page 568: ...R as is similar to executing the import route command on an OSPF router But you cannot import the default route into the OSPF area with the import route command In addition the default route advertise...

Page 569: ...order Router ASBR of OSPF Example Display the information of the OSPF ABR and ASBR 3Com display ospf abr asbr Routing Table to ABR and ASBR Destination Area Cost Type Nexthop Interface Intra 1 2 3 9 0...

Page 570: ...ied this command displays the main information of all OSPF processes in configuration sequence Description Using the display ospf brief command you can view the summary of OSPF Example Display the OSP...

Page 571: ...tocol Information RouterID 1 2 3 4 Spf schedule interval 5 Routing preference Inter Intra 10 External 150 Default ASE parameters Metric 1 Tag 0 0 0 1 Type 2 SPF computation count 0 Area Count 0 Nssa A...

Page 572: ...k0 OSPF bad authentication type 0 OSPF bad authentication key 0 OSPF packet too small 0 OSPF packet size ip length 0 OSPF transmit error 0 OSPF interface down0 OSPF unknown neighbor 0 HELLO netmask mi...

Page 573: ...summary ip address originate router ip address self originate View Any view Parameter area id ID of the OSPF area represented by decimal integer ranging from 0 to 4294967295 or in IP address format br...

Page 574: ...re ASE 1 1 0 0 1 1 1 1 561 36 80000001 1 Uninitialized ASE 123 1 1 1 1 1 1 1 561 36 80000001 1 Uninitialized Display the brief database information about OSPF connecting state 3Com display ospf lsdb b...

Page 575: ...pf lsdb router Link State Data Base Area 0 0 0 0 Type Router Ls id 20 0 0 1 Adv rtr 20 0 0 1 Ls age 988 Len 36 seq 80000006 chksum 0x428c Options DC ASBR Link count 1 Link ID 20 0 0 1 Data 20 0 0 1 Ty...

Page 576: ...Address 0 0 0 0 Tag 1 Display the LSA packets advertised from the router at 3 3 3 3 3Com display ospf lsdb originate router 3 3 3 3 Link State Database Area 0 0 0 0 Type LinkState ID AdvRouter Age Le...

Page 577: ...ere ASE 100 0 0 0 1 1 1 1 849 36 8000000a 2 Ase List ASE 1 1 0 0 1 1 1 1 737 36 8000000e 1 Ase List display ospf nexthop Syntax display ospf nexthop View Any view Parameter None Description Using the...

Page 578: ...rea 0 0 0 0 interface 1 1 1 1 Serial2 0 0 s neighbor s RouterID 1 1 1 3 Address 1 1 1 3 State Full Mode Nbr is Master Priority 1 DR 1 1 1 3 BDR 1 1 1 1 Dead timer expires in 31s Neighbor is comes for...

Page 579: ...queue Example View the information about the OSPF retransmission queue 3Com display ospf retrans queue OSPF Process 200 with Router ID 103 160 1 1 Retransmit List The Router s Neighbors is RouterID 1...

Page 580: ...ello 10 Dead 40 Poll 0 Retransmit 5 Transmit Delay 1 filter policy export Syntax filter policy acl number ip prefix ip prefix name export routing protocol undo filter policy acl number ip prefix ip pr...

Page 581: ...t used for filtering the addresses of the neighboring routers advertising the routing information Description Using the filter policy import command you can configure the OSPF rules of filtering the r...

Page 582: ...outes found by OSPF process id as external routing information If no process number is specified the OSPF default process number 1 is used ospf nssa process id Imports only the NSSA external routes fo...

Page 583: ...Otherwise the later configured command cannot be valid and the following will be displayed Network already set in OSPF process xx that is if network 10 1 0 0 0 0 255 255 is enabled in process 100 net...

Page 584: ...SAs for the default route only if there exists the default route 0 0 0 0 in the routing table no import route Forbids AS external routes to be imported in to the NSSA as Type 7 LSAs This parameters is...

Page 585: ...umber of OSPF If no process number is specified the default number 1 is used Description Using the ospf command you can enable the OSPF protocol Using the undo ospf command you can disable the OSPF pr...

Page 586: ...mmand you can configure the authentication mode and key between adjacent routers Using the undo ospf authentication mode command you can cancel the authentication key that has been set By default the...

Page 587: ...f dr priority value undo ospf dr priority View Interface view Parameter value Interface priority for electing the designated router ranging from 0 to 255 By default the value is 1 Description Using th...

Page 588: ...ng 3Com undo ospf mib binding ospf mtu enable Syntax ospf mtu enable undo ospf mtu enable View Interface view Parameter None Description Using the ospf mtu enable command you can enable the interface...

Page 589: ...ected NBMA network to p2mp network if the NBMA network is not fully meshed Point to point p2p If PPP or LAPB is adopted OSPF defaults the network type to p2p If there is a router not supporting multic...

Page 590: ...hbors means that within this interval if no Hello message is received from the neighbor the neighbor will be considered to be invalid The value of dead seconds should be at least 4 times of that of th...

Page 591: ...u can configure the poll Hello message interval on nbma and p2mp network Using the undo ospf timer poll command you can restore the default value On the nbma and p2mp network if a neighbor is invalid...

Page 592: ...terface serial1 0 0 3Com serial1 0 0 ospf timer retransmit 12 ospf trans delay Syntax ospf trans delay seconds undo ospf trans delay View Interface view Parameter seconds Transmitting delay of LSA on...

Page 593: ...s cannot be found dynamically by advertising Hello messages Example Configure the IP address of peer router as 10 1 1 1 3Com ospf 1 peer 10 1 1 1 preference Syntax preference ase value undo preference...

Page 594: ...and clear statistics data Using the parameter of statistics to reset statistics about OSPF Using the reset ospf command to reset the OSPF process the following results are expected Clear invalid LSA i...

Page 595: ...rface might as well be selected as the ID of this router The modified router ID will not be valid unless OSPF is re enabled For the related command see ospf Example Set the router ID to 10 1 1 3 3Com...

Page 596: ...SNMP TRAP packet transmitted by OSPF It can be the keyword in the following table Table 3 SNMP TRAP type keywords keyword description ifauthfail Enables the InterfaceAuthenticationFailure trap packet...

Page 597: ...l SPF calculation interval of OSPF which is in seconds in the range of 1 to 10 The default value is 5 seconds Description Using the spf schedule interval command you can configure the route calculatio...

Page 598: ...onds Interval that router transmits hello message It ranges from 1 to 8192 seconds This value must equal the hello seconds value of the router virtually linked to the interface By default the value is...

Page 599: ...gure the parameters such as hello retransmit and trans delay on it One thing should be mentioned When configuring virtual link authentication authentication mode command is used to set the authenticat...

Page 600: ...ation type as simple 3Com isis 3Com isis area authentication mode simple hello cost style Syntax cost style narrow wide compatible narrow compatible wide compatible relax spf limit View IS IS view Par...

Page 601: ...content snp packet spf event spf summary spf timer task error timer update packet View User view Parameter adjacency IS IS adjacency related packets all All IS IS related debugging information authent...

Page 602: ...uters Using the undo default route advertise command you can cancel this configuration By default Level 2 router generates the default route This command can be set on Level 1 router or Level 2 router...

Page 603: ...p Up 1497 L12 No No Display the details of the IS IS enabled interface 3Com display isis interface verbose Interface IP Address Id Link Sta IP Sta MTU Type DR Ethernet1 0 0 2 1 1 12 001 Up Up 1497 L12...

Page 604: ...ace Example Add Interface serial1 0 0 and Interface serial2 0 0 running IS IS into mesh group 100 3Com Serial1 0 0 isis mesh group 100 3Com Serial1 0 0 interface Interface serial2 0 0 3Com Serial2 0 0...

Page 605: ...5 30 0001 0002 0002 Ethernet1 0 0 002 Up 27s L1 0 Area Address 01 02 IP Address 175 1 19 22 Period 00 00 51 display isis route Syntax display isis route View Any view Parameter None Description Using...

Page 606: ...culation log of the IS IS Example View the output information of display isis spf log command 3Com display isis spf log Details of Level 1 SPF Run Trig Event No Of NodesDurationStartTime IS_SPFTRIG_AD...

Page 607: ...ed Level 2 routing packets LSP CSNP PSNP according to the pre defined mode and password Using the undo domain authentication mode command you can configure IS IS not to authenticate the said packets I...

Page 608: ...itions for the routing information to be advertised Only the routing information passing the filtering can be advertised For the related command see filter policy import Example Use acl 6 to filter th...

Page 609: ...he packet is found not in consistent with the calculated result the LSP will be discarded without being processed Moreover if ignoring checksum error is set with the ignore lsp checksum error command...

Page 610: ...es you can specify to import the routes to Level 1 Level 2 or Level 1 2 IS IS regards all the routes imported into the routing domain as the external routes which describe the way how to select the ro...

Page 611: ...the router And at last the isis enable command is used to enable each interface on which the IS IS process runs The IS IS protocol is actually enabled upon the completion of these configurations Only...

Page 612: ...ple Set the authentication password tangshi in simple text for the Level 1 neighboring relationship onInterface serial1 0 0 3Com interface serial1 0 0 3Com Serial1 0 0 isis authentication mode simple...

Page 613: ...alue Specifies the link cost used in the SPF calculation of corresponding level By default the value is 10 When the cost type is narrow its range is 1 through 63 when the cost type is wide its range i...

Page 614: ...the priority of Interface serial1 0 0 to 127 3Com interface serial1 0 0 3Com Serial1 0 0 isis dis priority127 level 2 isis enable Syntax isis enable tag undo isis enable tag View Interface view Param...

Page 615: ...sis mesh group command you can add an interface to a specified mesh group Using the undo isis mesh group command you can cancel this interface from the mesh group By default the interface does not bel...

Page 616: ...o Level 1 and Level 2 and their intervals of sending CSNP packets must be set respectively Example Set the Level 2 CSNP packet to be transmitted every 15 seconds on the interface Serial1 0 0 3Com inte...

Page 617: ...interval If neither Level 1 nor Level 2 is specified it is defaulted to Level 1 2 Hello message interval that is both Level 1 and Level 2 take effect Description Using the isis timer hello command you...

Page 618: ...view Parameter seconds Specifies the retransmission interval of LSP packets with the range from 0 to 300 and the default value is 5 seconds Description Using the isis timer retransmit command you can...

Page 619: ...to set the level of all the routers as Level 1 or Level 2 because it is not necessary for all the routers to maintain two identical databases You are recommended to set all the routers to Level 2 for...

Page 620: ...t consists of three parts Part one is area ID which is variable 1 to 13 bytes and the area IDs of the routers in the same area are identical Part two is system ID 6 bytes of this router which must be...

Page 621: ...IS as 25 3Com isis preference 25 reset isis all Syntax reset isis all View User view Parameter None Description Using the reset isis all command you can reset all the IS IS data This command is used w...

Page 622: ...connected routes will not be ignored When the overload threshold is set other routers should not send this router the packets which should be forwarded by it Example Set overload flag bit on the curre...

Page 623: ...ore the default setting When there are a large number of routes in the routing table this command can be used to set that CPU resources are released automatically after a certain number of routes are...

Page 624: ...s 1 In other cases the default setting should be used that is SPF runs to the end with no slice If the spf delay interval command is also configured when SPF calculation is run the SPF calculation wil...

Page 625: ...command you can restore the default value When a router generates the LSP of the system it will fill in the maximum lifetime of this LSP When other routers receive this LSP its lifetime will be reduce...

Page 626: ...nd you can configure the interval for the SPF calculation Using the undo timer spf command you can restore the default setting In IS IS protocol when the LSDB of the corresponding level is changed SPF...

Page 627: ...ancel the function By default there is no route aggregation The keywords are explained as follows Table 4 Functions of the keywords Example Establish an aggregated record in the BGP routing table 3Com...

Page 628: ...o load sharing is performed Different from IGP protocol there is no specific indication for BGP to perform load sharing The load sharing of BGP is implemented by changing its routing rules For the rel...

Page 629: ...the final route item You are not recommended to use this command unless you can make sure that the ASs adopt the same IGP and routing method Example Enable the comparison of the MED attribute values...

Page 630: ...ion 9 is a unified AS domain 3Com bgp 41 3Com bgp confederation id 9 3Com bgp confederation peer as 38 39 40 3Com bgp peer 10 1 1 1 as number 38 3Com bgp peer 200 1 1 1 as number 98 confederation nons...

Page 631: ...elongs This configuration is invalid before this command is performed For the related commands see confederation nonstandard and confederation id Example Configure the confederation that contains AS 2...

Page 632: ...ebugging bgp all event keepalive open packet route refresh update receive send verbose View User view Parameter all Enables all BGP information debugging event Enables BGP event information debugging...

Page 633: ...arately to connect with external autonomous areas The command can be used to configure the default local preference of RTB as 180 so that the route via RTB is selected first when the same route goes t...

Page 634: ...her vpn instance vpn instance name group group name View Any view Parameter group name A specified peer group vpn instance vpn instance name Name of vpn instance Description Using the display bgp grou...

Page 635: ...ular expression View Any view Parameter as regular expression Matched AS path regular expression Description Using the display bgp paths command you can view the information about AS paths Example Dis...

Page 636: ...3 1 1 2 3Com display bgp peer 133 1 1 2 verbose Peer 133 1 1 2 Local Unspecified Type External State Idle Flags Idled Last State NoState Last Event NoEvent Last Error None Options Configuration within...

Page 637: ...ble Example View all the BGP routing information 3Com display bgp routing table Flags valid best D damped H history I internal S aggregate suppressed Dest Mask Pref Next Hop Med Local Pref Origin As P...

Page 638: ...GP 200 2 2 3 0 24 256 10 10 10 1 0 INC 200 4 4 4 0 24 256 10 10 10 1 0 INC 200 9 9 9 0 24 256 10 10 10 1 0 INC 200 10 10 10 0 24 256 10 10 10 1 0 IGP 200 22 1 0 0 16 256 200 1 7 2 100 INC 200 88 1 0 0...

Page 639: ...cription Using the display bgp routing table community command you can view the routing information related to the specified BGP community number in the routing table Example Display the routing infor...

Page 640: ...2 2 3 0 24 256 10 10 10 1 0 INC 200 4 4 4 0 24 170 10 10 10 1 0 INC 200 9 9 9 0 24 256 10 10 10 1 0 INC 200 10 10 10 0 24 0 10 10 10 2 0 IGP 10 10 10 0 24 256 10 10 10 1 0 IGP 200 display bgp routing...

Page 641: ...pression as path acl acl number network address mask longer match View Any view Parameter as regular expression Displays the route flap info matching AS path regular expression acl number Number of th...

Page 642: ...isplay bgp peer Example View the routing information advertised by BGP peer 10 10 10 1 3Com display bgp routing table peer 10 10 10 1 advertised Flags valid best D damped H history I internal S aggreg...

Page 643: ...field of routing information ranging from 1 to 19 protocol Routing information of which kind of route protocol to be filtered It includes direct ospf ospf ase ospf nssa isis rip and static at present...

Page 644: ...d you can filter the received global routing information Using the undo filter policy import command you can remove the filtering to the received global routing information By default the received rou...

Page 645: ...configured with different ingress policies Example Establish a peer group test 3Com bgp group test import route Syntax import route protocol med med value route policy route policy name undo import ro...

Page 646: ...n internet no export subconfed no advertise no export ip community list ext comm list number permit deny as regular expression undo ip community list stand comm list number ext comm list number View S...

Page 647: ...olicy route policy name undo network ip address address mask route policy route policy name View BGP view Parameter ip address Network address that BGP advertises address mask Mask of the network addr...

Page 648: ...iew Parameter group name Specifies the name of peer group peer address Specifies the IP address of the peer number Specifies the repeating times of local AS number The range is 1 to 10 Description Usi...

Page 649: ...address of the peer acl number Specifies the filter list number of an AS regular expression The range is 1 to 199 import Import distribution list export Export distribution list Description Using the...

Page 650: ...view Parameter group name Specifies the name of peer group Description Using the peer default route advertise command you can configure a peer peer group to import a default route for a peer Using th...

Page 651: ...p1 description beijing1 peer ebgp max hop Syntax peer group name ebgp max hop ttl undo peer group name ebgp max hop View BGP view Parameter group name Specifies the name of peer group ttl Specifies th...

Page 652: ...ied peer peer group is disabled the router will not exchange routing information with the specified peer group Example Deactivate the specified peer 3Com bgp 180 3Com bgp peer 18 10 0 9 as number 180...

Page 653: ...peer group command you can delete the specified peer in the peer group In the unicast VPN INSTANCE address family view when adding a peer to an external peer group without specified AS number you shou...

Page 654: ...ip prefix By default the route filtering policy of the peer peer group is not specified For the related command see ip ip prefix Example Configure the route filtering policy of the peer group based o...

Page 655: ...BGP during TCP connection setup Using the undo peer password command you can cancel the configuration By default BGP does not perform MD5 authentication when TCP connection is set up Once MD5 authenti...

Page 656: ...lic as only peer reflect client Syntax peer group name reflect client undo peer group name reflect client View BGP view or VPNv4 view Parameter group name Specifies the name of peer group Description...

Page 657: ...he route coming from the peer group test 3Com bgp peer test route policy test policy import peer route update interval Syntax peer group name route update interval seconds undo peer group name route u...

Page 658: ...eepalive interval for a peer group Using the undo peer timer command you can restore the interval default value The timer configured by using this command has a higher priority than the one configured...

Page 659: ...The greater the preference value is the lower the preference is BGP defines two kinds of routes One is learned from external peer The other is learned from internal peer The preferences of the two ro...

Page 660: ...e undo reflector cluster id command you can remove the cluster ID of the route reflector By default each route reflector uses its Router ID as the cluster ID Usually there is only one route reflector...

Page 661: ...ew policy Example Request all the peers to retransmit multicast routes 3Com refresh bgp all multicast import Retransmit all the routes to the CE peer 10 1 1 1 in VPN INSTANCE vpn1 3Com refresh bgp 10...

Page 662: ...n of all the routes from this address mask Network mask Description Using the reset bgp flap info command you can reset the flap information of a route For the related command see dampening Example Cl...

Page 663: ...ute 3Com reset dampening 20 1 0 0 255 255 0 0 summary automatic Syntax summary automatic undo summary automatic View BGP unicast view BGP multicast view VPN instance view Parameter None Description Us...

Page 664: ...Keep alive and Hold time timer as 30 seconds and 60 seconds 3Com bgp timer keep alive 30 hold 60 undo synchronization Syntax undo synchronization View BGP view VPN instance view Parameter None Descrip...

Page 665: ...igurations in the address family view and return to BGP unicast view The undo ipv4 family vpn instance vpn instance name command is used to remove the association between the specified VPN instance an...

Page 666: ...ption Using the peer enable command you can enable the specified peer peer group and disable it by using undo peer enable command By default the unicast peer peer group of IPv4 address family is enabl...

Page 667: ...default no AS number is set If the match condition of route policy is matched the AS attribute of the transmitting route will be changed At least 10 AS numbers can be added Example Add AS 200 in front...

Page 668: ...setcommunity permit node 16 3Com route policy if match as path 8 3Com route policy apply community no export apply cost Syntax apply cost value undo apply cost View Routing policy view Parameter value...

Page 669: ...list used for filtering ranging from 1 to 99 Description Using the apply ip address command you can set the next hop address of route information Using the undo apply ip address command you can cancel...

Page 670: ...ly cost apply origin and apply tag Example Define an apply clause to set the imported route to Level 2 3Com route policy apply isis level 2 apply local preference Syntax apply local preference local p...

Page 671: ...local preference apply cost and apply tag Example Display how to define one apply clause When it is used for setting routing information attribute it sets the routing source of the routing informatio...

Page 672: ...eater equal 17 less equel 18 display route policy Syntax display route policy route policy name View Any view Parameter route policy name Specifies displayed route policy name Description Using the di...

Page 673: ...ns for the routing information to be advertised Only the routing information passing the filtering can be advertised For the related command see filter policy import Example Define the filtering rules...

Page 674: ...ample Define the filtering rule for receiving routing information of RIP Only the routing information filtered through the address prefix list p1 can be received by RIP 3Com rip filter policy ip prefi...

Page 675: ...y default AS path list number is not matched This if match clause of route policy is used to filter BGP routing information The match condition is specified according to the AS path attributes of the...

Page 676: ...ain the routing information of 100 and 200 Then the route policy named test is defined The node No 10 of the route policy defines a if match clause which quotes the definition of the community list 3C...

Page 677: ...no if match clause is defined This if match clause of the route policy is used to match the corresponding interface of the route next hop when it filters the route For the related command see if match...

Page 678: ...filtering of the prefix address list p1 to pass this if match clause 3Com route policy if match ip next hop ip prefix p1 if match ip prefix Syntax if match ip prefix ip prefix name undo if match ip p...

Page 679: ...prefix name Specifies an address prefix list name It identifies one address prefix list uniquely index number Identifies an item in the prefix address list The item with smaller index number will be...

Page 680: ...specify network len as 0 0 0 0 0 it only matches the default route Specify network len as 0 0 0 0 0 less equal 32 to match all the routes Example Configure an address prefix list named p1 It permits t...

Page 681: ...t pass the filtering of any nodes it cannot pass the filtering of this route policy For the related command see if match interface if match acl if match ip prefix if match ip next hop if match cost if...

Page 682: ...covers to a safety value connections of all the routing protocols will always recover when the idle memory of the router reduces to a lower limit the connection will be disconnected forcibly Using the...

Page 683: ...a safety value By default when the idle memory of the router recovers to a safety value connections of all the routing protocols will always recover when the idle memory of the router reduces to a low...

Page 684: ...the command and otherwise the configuration will fail For the related commands see memory auto establish disable memory auto establish enable memory safety and display memory limit Example Set the lo...

Page 685: ...d and otherwise the configuration will fail For the related commands see memory auto establish disable memory auto establish enable memory limit and display memory limit Example Set the safety value o...

Page 686: ...686 CHAPTER 6 ROUTING PROTOCOL...

Page 687: ...x debugging multicast forwarding undo debugging multicast forwarding View User view Parameter None Description Using the debugging multicast forwarding command you can enable multicast packet forwardi...

Page 688: ...ing multicast status forwarding undo debugging multicast status forwarding View User view Parameter None Description Using the debugging multicast status forwarding command you can enable multicast fo...

Page 689: ...y virtual port number This information can be viewed via display pim interface command For the related command see display multicast routing table Example Display the multicast forwarding table inform...

Page 690: ...CACHE 0x8 and JOIN SUPP 0x10 All the flags are marked by binary bit In which RPT indicates the S G is in the shared tree status WC is the abbreviation of wildcard SPT indicates the shortest path tree...

Page 691: ...unning config ip rpf route static 100 10 0 0 16 Ethernet0 0 0 preference 1 display multicast rpf info Syntax display multicast rpf info source address View Any view Parameter source address IP address...

Page 692: ...ull reverse path 1 18 110 0 1 Incoming Interface Address 18 110 0 1 Previous Hop Router Address 18 110 0 2 Input packet count on incoming interface 0 Output packet count on outgoing interface 0 Total...

Page 693: ...0 Forwarding Code No error multicast minimum ttl Syntax multicast minimum ttl ttl value undo multicast minimum ttl View Interface view Parameter ttl value The minimum TTL value ranging from 0 to 255...

Page 694: ...lticast route limit Syntax multicast route limit limit View System view Parameter limit Limit of multicast routing table capacity ranging from 0 to MAX_MROUTE_LIMIT In which MAX_MROUTE_LIMIT differs w...

Page 695: ...forwarding table Syntax reset multicast forwarding table statistics all group address mask group mask group mask length source address mask source mask source mask length incoming interface interface...

Page 696: ...forwarding entry whose group address is 225 5 4 3 from the MFC forwarding table 3Com reset multicast forwarding table 225 5 4 3 Clear the statistics of the forwarding entry whose group address is 225...

Page 697: ...st forwarding table Example Clear the route entry whose group address is 225 5 4 3 from the multicast kernel routing table 3Com reset multicast routing table 225 5 4 3 IGMP Configuration Commands debu...

Page 698: ...udes the multicast groups joined through IGMP and those joined statically through command lines by the downstream host For the related command see igmp host join Example Display the member information...

Page 699: ...he proxy will be displayed Example Display the IGMP configuration and running information on an interface 3Com display igmp interface Ethernet0 0 0 10 10 1 20 IGMP is enabled Current IGMP version is 2...

Page 700: ...0 0 5 IGMP is disabled on interface igmp enable Syntax igmp enable undo igmp enable View Interface view Parameter None Description Using the igmp enable command you can enable IGMP on an interface Usi...

Page 701: ...te the previous one Example Limit the maximum number of IGMP groups joined on the interface Ethernet1 0 0 to 100 3Com Ethernet1 0 0 igmp group limit 100 igmp group policy Syntax igmp group policy acl...

Page 702: ...can enable an interface of a router to join a multicast group Using the undo igmp host join command you can disable the configuration By default an interface does not join any multicast group On one...

Page 703: ...the group it will send IGMP Membership Report packet within the maximum response time regulated by the packet If IGMP querier receives IGMP Membership Report packet from another host within the time...

Page 704: ...number Description Using the igmp proxy command you can specify an interface of a leaf network router as the IGMP proxy of another interface Using the undo igmp proxy command you can remove the config...

Page 705: ...ia igmp robust count if the command is not configured robust value is 2 If another host receives the IGMP specified group query packet from IGMP querier and is interested in the group it will send IGM...

Page 706: ...time configured is less than the twice of query interval it may lead to the repeated changes of queriers in the network Example Configure the querier present time on the interface Ethernet1 0 0 to 20...

Page 707: ...itself Example Specify Ethernet1 0 0 to use IGMP Version 1 3Com Ethernet1 0 0 igmp version 1 reset igmp group Syntax reset igmp group all interface interface type interface number all group address gr...

Page 708: ...eds in competition To prevent the valid BSR in the network from being maliciously replaced the following two measures should be taken Change RP mapping relationship to prevent the host from spoofing t...

Page 709: ...ask len priority undo c bsr View PIM view Parameter interface type interface number Interface type and interface number of a router A candidate BSR is configured on this interface PIM SM must be enabl...

Page 710: ...nge which is the service range of the advertised RP The value ranges from 1 to 99 priority value Priority of a candidate RP The larger the value is the lower the priority is The value ranges from 0 to...

Page 711: ...be configured on BSR router to restrict the range for valid C RP and the group address range it serves Each C BSR may become a BSR possibly so the same filter policy should be configured on each C BS...

Page 712: ...im common all debugging pim dm Syntax debugging pim dm alert all mrt timer warning recv send all assert graft graft ack join prune undo debugging pim dm alert all mrt timer warning recv send all asser...

Page 713: ...bugging information of PIM SM multicast boundary router event mrt Debugging information of PIM SM multicast routing table msdp Functions between PIM SM and MSDP timer Debugging information of PIM SM t...

Page 714: ...tion 3Com display pim bsr info Current BSR Address 20 20 20 30 Priority 0 Mask Length 30 Expires 00 01 55 Local host is BSR display pim interface Syntax display pim interface interface type interface...

Page 715: ...ace Name Uptime Expires 10 10 1 10 Ethernet1 0 0 00 41 59 00 01 16 display pim routing table Syntax display pim routing table g group address mask mask length mask incoming interface interface name nu...

Page 716: ...F neighbor 0 0 0 0 Downstream interface list Ethernet0 0 0 Protocol 0x1 IGMP never timeout 225 1 1 1 RP 20 20 20 30 Protocol 0x20 PIMSM Flag 0x2003 RPT WC NULL_IIF UpTime 00 08 45 never timeout Upstre...

Page 717: ...the configuration in PIM view The global parameter which is related with the PIM must be configured in PIM view Example 3Com system view 3Com multicast routing enable 3Com pim 3Com pim pim bsr boundar...

Page 718: ...u can enable PIM DM Using the undo pim dm command you can disable PIM DM By default PIM DM is disabled Once PIM DM is enabled on an interface PIM SM cannot be enabled on the same interface and vice ve...

Page 719: ...ter acl number Number of basic ACL The value ranges from 1 to 99 Description Using the pim neighbor policy command you can configure a router to filter the PIM neighbor of the current interface Using...

Page 720: ...thernet1 0 0 pim sm pim timer hello Syntax pim timer hello seconds undo pim timer hello View Interface view Parameter seconds Interval of sending Hello message in second ranging from 1 to 18000 By def...

Page 721: ...ss in the range of 225 1 0 0 16 3Com system view 3Com acl number 110 3Com acl adv 110 rule permit ip source 10 10 0 0 255 255 0 0 destination 225 1 0 0 255 255 0 0 3Com acl adv 110 quit 3Com multicast...

Page 722: ...an clear PIM route entry The sequence of group address and source address can be reversed but the input group address and source address must be valid Otherwise the system will prompt input error If g...

Page 723: ...are configured all the multicast data packets received will be matched with source and group addresses The packet which does not pass the matching will be discarded This command filters not only mult...

Page 724: ...ce 3Com system view 3Com multicast routing enable 3Com pim 3Com pim spt switch threshold 4 static rp Syntax static rp rp address acl number undo static rp View PIM view Parameter rp address Static RP...

Page 725: ...us one For the related command see display pim rp info Example Configure 10 110 0 6 as a static RP 3Com multicast routing enable 3Com pim 3Com pim static rp 10 110 0 6 MSDP Configuration Commands cach...

Page 726: ...ive MSDP source Description Using the debugging msdp command you can enable MSDP debugging functions Using the undo debugging msdp command you can disable MSDP debugging functions By default MSDP debu...

Page 727: ...mber of discarded output messages 0 Elapsed time since last connection or counters clear 14 42 40 Information about Source Group based SA filtering policy Import policy none Export policy none Informa...

Page 728: ...10 BGP 100 00 00 10 00 05 50 10 10 1 3 225 1 1 1 10 10 10 10 BGP 100 00 00 11 00 05 49 10 10 1 2 225 1 1 2 10 10 10 10 BGP 100 00 00 11 00 05 49 10 10 2 1 225 1 1 2 10 10 10 10 BGP 100 00 00 11 00 05...

Page 729: ...tries in the domain need to be advertised when a MSDP originates an SA message Using the undo import source command you can remove the configuration By default all the S G entries in the domain are ad...

Page 730: ...hat are traced ranging from 1 to 255 By default the value is 16 next hop info Flag bit for collecting the next hop information sa info Flag bit for collecting SA entity information peer info Flag bit...

Page 731: ...forms Peering session with Peer RPF neighbor in minute with the maximum value of 255 Cache Entry Uptime Present time of S G RP entry in SA cache of the local router in minute with the maximum value of...

Page 732: ...ew 3Com msdp 3Com msdp originating rp ethernet 1 0 0 peer Syntax peer peer address connect interface interface type interface number undo peer peer address View MSDP view Parameter peer address Addres...

Page 733: ...you can remove the descriptive text configured By default an MSDP peer has no descriptive text Administrator can conveniently differentiate MSDP peers by configuring descriptive text For the related c...

Page 734: ...e MSDP peer to which the TTL limitation applies ttl TTL threshold ranging from 0 to 255 Description Using the peer minimum ttl command you can configure the minimum TTL Time to Live value of the multi...

Page 735: ...7 6 3Com system view 3Com msdp 3Com msdp peer 125 10 7 6 request sa enable peer sa cache maximum Syntax peer peer address sa cache maximum sa limit undo peer peer address sa cache maximum View MSDP vi...

Page 736: ...fied all S G entries are filtered Description Using the peer sa policy command you can configure a filter list for SA messages received or forwarded from the specified MSDP peer Using the undo peer sa...

Page 737: ...d If ACL is specified only those SA request messages from the groups permitted by the ACL will be processed and all the others will be ignored For the related command see peer Example Configure the AC...

Page 738: ...e sa enable and display msdp sa cache Example Clear the cache entries with group address 225 5 4 3 from the SA cache 3Com reset msdp sa cache 225 5 4 3 reset msdp statistics Syntax reset msdp statisti...

Page 739: ...RP in SA messages If the parameter is not specified all SA messages from static RPF peer will be accepted If the parameter rp policy list is specified and filter policy is configured the router will o...

Page 740: ...Parameter seconds Value of connection request re try period in second ranging from 1 to 60 Description Using the timer retry command you can configure the value of connection request re try period Usi...

Page 741: ...igin policy Filters the detailed route involved in aggregation suppress policy Detailed route determined is not advertised Description Using the aggregate command you can create a multicast aggregated...

Page 742: ...information about all peer groups will be displayed Description Using the display bgp multicast group command you can view the information about peer groups Example Display the information about the p...

Page 743: ...display bgp multicast routing table cidr View Any view Parameter None Description Using the display bgp multicast routing table cidr command you can view the routing information with non natural netwo...

Page 744: ...ast routing table community list list number whole match View Any view Parameter list number Number of community list whole match Exact match Description Using the display bgp multicast routing table...

Page 745: ...ng information sent to the multicast neighbor 10 10 1 11 3Com display multicast routing table peer 10 10 1 11 advertised display bgp multicast routing table regular expression Syntax display bgp multi...

Page 746: ...e loaded by an imported route policy name Route policy used by an imported route Description Using the import route command you can import routing information from other protocols to BGP Using the und...

Page 747: ...you can configure the network addresses to be sent by the local BGP Using the undo network command you can remove the existing configuration By default the local BGP does not advertise any route Examp...

Page 748: ...the route update messages received in Hub Spoke networking mode By default the local AS number is unacceptable in the route update messages received For the standard BGP routing loop test is based on...

Page 749: ...AS path list Example Set BGP filter policy based on AS path list for the peer group 3Com bgp peer test as number 100 3Com bgp ipv4 family multicast 3Com bgp af mul peer test enable 3Com bgp af mul pe...

Page 750: ...ifies an import policy export Specifies an export policy Description Using the peer filter policy command you can set the filter policy list for a peer group Using the undo peer filter policy command...

Page 751: ...r policy based on the address prefix list for the peer 3Com bgp af mul peer group1 ip prefix list1 import peer next hop local Syntax peer group name peer address next hop local undo peer group name pe...

Page 752: ...ate AS number when sending update packets you can configure not to carry the private AS number when BGP sends update packets Example Configure not to carry private AS number when BGP sends update pack...

Page 753: ...the routes advertised to the peer group Description Using the peer route policy command you can configure route policy for the specified peer group Using the undo peer route policy command you can re...

Page 754: ...you can view the active multicast static routes If no multicast source address is specified all active multicast static routes will be displayed For the related command see display multicast routing...

Page 755: ...table static config 1 0 0 0 255 0 0 0 ip rpf longest match Syntax ip rpf longest match undo ip rpf longest match View System view Parameter None Description Using the ip rpf longest match command you...

Page 756: ...e preference ranging from 1 to 255 By default the value is 1 Description Using the ip rpf route static command you can configure multicast static routes Using the undo ip rpf route static command you...

Page 757: ...Multicast Static Route Configuration Commands 757 Display the multicast static route configured 3Com display multicast routing table static config...

Page 758: ...758 CHAPTER 7 MULTICAST COMMON CONFIGURATION COMMANDS...

Page 759: ...ration Commands debugging mpls lspm Syntax debugging mpls lspm all packet event ftn process agent interface policy vpn undo debugging mpls lspm all packet event ftn process agent interface policy vpn...

Page 760: ...he performance of the router so it is recommended that the command be used with caution Example Enable all relevant debugging of MPLS VPN 3Com debugging mpls lspm vpn display mpls interface Syntax dis...

Page 761: ...ter include text Displays the information with the specified string included verbose Displays detailed information Description Using the display mpls static lsp command you can display the information...

Page 762: ...Discarded packets processed on each LSP ingress LSP Index LSP Name 1 lsp1 OutSegment Octets of LSP is 0 Bytes processed on each LSP egress OutSegment Packets of LSP is 0 Packets processed on each LSP...

Page 763: ...refix ip prefix IP address prefix list in the range of 1 19 Description Using the lsp trigger command you can configure topology triggered LSP creation policy Using the undo lsp trigger command you ca...

Page 764: ...ommand in system view you can enter MPLS view Using the mpls command in interface view you can enable MPLS on the interface By default MPLS view is not to be entered After executing the command the us...

Page 765: ...igure the ID of the LSR as 202 17 41 246 3Com mpls lsr id 202 17 41 246 Mpls lsr id changed reset mpls statistics Syntax reset mpls statistics interface all interface type interface num lsp lsp index...

Page 766: ...LDP creation 3Com snmp agent trap enable lDp snmp agent trap enable lsp Syntax snmp agent trap enable lsp undo snmp agent trap enable lsp View System view Parameter None Description Using the snmp ag...

Page 767: ...and debugging mpls Example Configure a static LSP named bj sh on the egress LSR 3Com mpls static lsp egress bj sh incoming interface serial8 0 0 in label 233 static lsp ingress Syntax static lsp ingre...

Page 768: ...terface num in label in label value nexthop next hop addr outgoing interface interface type interface num out label out label value undo static lsp transit lsp name View MPLS view Parameter lsp name N...

Page 769: ...Example Configure the time interval as 30 seconds that is to report statistics every 30 seconds 3Com mpls statistics interval 30 LDP Configuration Commands debugging mpls ldp Syntax debugging mpls ldp...

Page 770: ...and you can disable the debugging of various LDP messages This command displays various LDP debugging information You are recommended to use the command cautiously Example Enable LDP debugging 3Com de...

Page 771: ...DS BLK 8 240 1052 1042 FEC 9 40 1042 1032 US LIST 10 16 1052 1028 TRIG BLK 11 56 2076 2071 LABEL RANGE 12 20 198 198 CR TUNNEL 13 124 128 128 ER HOP 14 40 4096 4096 IF MSG 15 24 9999 9999 Buffer no er...

Page 772: ...er Syntax display mpls ldp peer View Any view Parameter None Description Using the display mpls ldp peer command you can display peer information By default all peer information is displayed Example D...

Page 773: ...ay the session between peers By default the session between peers is displayed For the related command see mpls ldp enable Example Display the session between peers 3Com display mpls ldp session mpls...

Page 774: ...for IPv6 Explicit NULL Label which is valid only at the bottom of label stack That is the label stack must be popped and forwarded as IPv4 header Label value 3 stands for Implicit NULL Label which can...

Page 775: ...on the interface 3Com Ethernet3 0 0 mpls ldp disable mpls ldp hops count Syntax mpls ldp hops count hop number undo mpls ldp hops count View System view Parameter hop number The maximum hops of loop d...

Page 776: ...n Using the undo mpls ldp loop detect command you can disable loop detection By default loop detection is disabled in the system This command should be configured before enabling LDP on all interfaces...

Page 777: ...sing the mpls ldp path vectors command you can set the maximum value of path vector Using the undo mpls ldp path vectors command you can restore the maximum value of path vector By default pv number i...

Page 778: ...12 3Com mpls ldp reset session Syntax mpls ldp reset session peer address View Interface view Parameter peer address Corresponding LDP Peer address in IP address format Description Using the mpls ldp...

Page 779: ...t needs to be modified according to requirements It should be noted that the modification of hello parameter may cause the original session to be recreated and the LSP created on the basis of this ses...

Page 780: ...sport ip interface Take the address of another interface as the transport address 3Com Ethernet3 0 0 mpls ldp transport ip 10 1 11 2 remote ip Syntax remote ip remoteip View Remote peer view Parameter...

Page 781: ...ecify the configured VPN instance 3Com route policy apply access vpn vpn instance vpn1 debugging bgp Syntax debugging bgp keepalive open packet update route refresh receive send verbose all event norm...

Page 782: ...he undo description command you can remove the description of VPN instance Example Display description information of VPN 3Com vpn vpna description 3com display bgp vpnv4 Syntax display bgp vpnv4 all...

Page 783: ...vpn instance name ip address verbose View Any view Parameter vpn instance name Name assigned to vpn instance ip address Displays information of the specified address verbose Displays the detailed info...

Page 784: ...description Route Distinguisher 100 6 Interfaces Ethernet0 0 0 101 display ospf sham link Syntax display ospf sham link View Any view Parameter None Description Using the display ospf sham link comman...

Page 785: ...splay mpls l3vpn lsp include 3com display mpls l3vpn lsp vpn instance Syntax display mpls l3vpn lsp vpn instance vpn instance name transit egress ingress include ip address length prefix verbose View...

Page 786: ...ute domains In order to distinguish external routes imported form OSPF internal routes it is required to restore their OSPF attributes in importing BGP routes to OSPF so an OSPF domain can be configur...

Page 787: ...ance command you can enable to import OSPF route Using the undo ip binding vpn instance command you can disable to import OSPF route CAUTION By default the procedure ID IS 1 Example Enable to import a...

Page 788: ...ss of the static route mask Address mask mask length Length of the mask As 1 in the 32 bit mask is required to be consecutive the mask in dotted decimal format can be substituted by mask length mask l...

Page 789: ...her input nor output list is associated with vpn instance no route map is associated with vpn instance Use the ip vpn instance command to create a vpn instance named vpn name Example Create VPN instan...

Page 790: ...4 family vpn instance vpn instance name command you can remove the association of the specified vpn instance example with IPv4 address family to exit to BGP unicast view For the related command see pe...

Page 791: ...dress If you want to bind a procedure to a VPN instance you must specify VPN instance name One VPN instance may include several procedures For example for the VPN instance 1 you can configure it into...

Page 792: ...om ospf 120 Enable OSPF procedure 100 specify its route ID as 2 2 2 2 and bind it to the VPN instance vpn1 3Com ospf 100 router id 2 2 2 2 vpn instance vpn1 3Com ospf 100 peer allow as loop Syntax pee...

Page 793: ...mple Enable route loop detection in the received route updates 3Com bgp ipv4 family vpn instance one 3Com bgp af vpn instance peer 1 1 1 1 allow as loop 1 peer as number Syntax peer group name peer ad...

Page 794: ...of a peer interface type Interface type interface number Name of the interface Description Using the peer connect interface command you can configure to allow the internal BGP session to use any opera...

Page 795: ...ut transmits a default route whose next hop address is itself to the peer unconditionally Example Enable the peer group test to import a default route 3Com bgp peer test as number 3Com bgp peer test d...

Page 796: ...te AS number is carried when transmitting BGP update packets Generally BGP carries the AS number either public or private AS number when transmitting BGP update packets BGP can be configured not to ca...

Page 797: ...a combination of an autonomous system number and an arbitrary number if RD is associated with IP address it is a combination of an IP address and an arbitrary number RD has the following formats 16 b...

Page 798: ...commands but with different priority levels Those configured with the import route command are of highest priority level Those configured with the route tag command are in the second place in terms o...

Page 799: ...extended community Same as RD an extended community is either composed with an autonomous system number and an arbitrary number or composed with an IP address and an arbitrary number Extended communit...

Page 800: ...3Com vpn vpn1 vpn target 100 1 import extcommunity 3Com vpn vpn1 routing table limit 1000 simply alert sham link Syntax sham link source addr destination addr cost cost value dead seconds hello secon...

Page 801: ...nnecting the two sites via the PE router these routes are just intra domain routes so OSPF will select those routes through the backdoor first Sometimes the routes through VPN backbone are desired to...

Page 802: ...will remove the default configuration and change a router into Multi VPN Instance CE Then OSPF procedure will set up all peers again DN bits and route tag will not be check in routing calculation To...

Page 803: ...eing tlsp and the receive LSP being rlsp 3Com Ethernet3 0 0 ccc clink interface serial0 0 0 transmit lsp tlsp receive lsp rlsp ccc interface out interface Syntax ccc ccc connection name interface inte...

Page 804: ...mpls l2vpn all advertisement error event connections interface interface name interface type interface num undo debugging mpls l2vpn all advertisement error event connections interface interface name...

Page 805: ...terface number in label value Inbound label value in range of 16 1024 Description Using the static lsp egress l2vpn command you can configure a static LSP used in L2VPN for egress LSR Using the undo s...

Page 806: ...ted in advance before creating remote CCC connection For related commands see static lsp egress lvpn static lsp transit and debugging mpls Example Add the static LSP with destination address 202 25 38...

Page 807: ...interface serial0 0 0 in label 123 nexthop 202 34 114 7 out label 253 SVC MPLS L2VPN Configuration Commands display mpls static l2vc Syntax display mpls static l2vc interface interface type interface...

Page 808: ...SVC MPLS L2VPN connection Using the undo mpls static l2vc command you can delete the connection Example Create SVC MPLS L2VPN connection 3Com s1 1 0 mpls static l2vc destination 192 1 1 1 transmit vpn...

Page 809: ...MPLS L2VPN and encapsulate CCC on the interface before using this command For the related command see mpls l2vpn and ccc Example Create LDP connection 3Com Ethernet3 0 0 mpls l2vc 10 0 0 11 Kompella M...

Page 810: ...being 1 range default value being 10 3Com mpls l2vpn 3Com mpls l2vpn vpna encapsulation ppp 3Com mpls l2vpn vpna ce marlborough id 1 3Com mpls l2vpn ce vpna marlborough connection Syntax connection ce...

Page 811: ...formation Example Display all L2VPN information 3Com display bgp l2vpn all BGP local router ID is 172 16 1 5 Origin codes i IGP e EGP incomplete bgp l2vpn 3 destinations CE ID Label Offset Label Base...

Page 812: ...n family undo l2vpn family View BGP view Parameter None Description Using the l2vpn family command you can create an L2VPN address family view Using the undo l2vpn family command you can delete the L2...

Page 813: ...e Unique VPN name in PE with 1 to 20 bytes atm aal5 ethernet fr vlan hdlc ppp VPN encapsulation types The CCC encapsulation type on CE interface must keep accordance with that of VPN when creating BGP...

Page 814: ...1000 peer enable Syntax peer group name peer address enable undo peer group name peer address enable View L2VPN address family view Parameter group name Peer group name specifying the whole peer group...

Page 815: ...add a node in the explicit path view Example Add a node into the explicit path 3Com mpls te explicit path 3Com enable 3Com mpls te expl path 3Com add hop 10 0 0 1 after 10 0 0 2 loose debugging mpls r...

Page 816: ...u can enable alarming for all RSVP TE modules Using the undo debugging mpls rsvp te command you can disable alarming for all RSVP TE modules By default debugging is disabled Example Enable alarming fo...

Page 817: ...refresh interval is 30 second PATH and RESV message resent times is 3 Blockade keep times is 4 Display information of the interface Ethernet0 0 0 3Com display mpls rsvp te interface e0 0 0 IF Name St...

Page 818: ...nformation of all RSVP interfaces 3Com display mpls rsvp te peer display mpls rsvp te path Syntax display mpls rsvp te path destination ip address lsp id ip address source ip address tunnel id ip addr...

Page 819: ...ing the display mpls te explicit path command you can view explicit path information Example Display explicit path information of the router 3Com display mpls te explicit path ip explicit path ID 200...

Page 820: ...6 0 6 4 AT1 0 0 2 AT0 0 0 2 1 1 3000 Table 3 Display Information of Display mpls te link administration admission control display mpls te link administration bandwidth distribution Syntax display mpls...

Page 821: ...s remote transit name tun name incoming interface interface type interface number outgoing inteface interface type interface number interface interface type interface number tunnel identifier tun id i...

Page 822: ...mpls te tunnel commit last Syntax display mpls te tunnel commit last tun num View Any view Parameter tun num Specifies tunnel number Description Using the display mpls te tunnel commit last command yo...

Page 823: ...Display the configuration information of the CR LSPs created successfully 3Com display mpls te tunnel running 0 Tunnel0 Status Down Loop detection Enable Record label Disable Resv Style SE Explicit p...

Page 824: ...node information 3Com mpls te expl path 3Com modify hop 10 0 0 1 10 0 0 2 loose mpls rsvp te Syntax mpls rsvp te undo mpls rsvp te View System view interface view Parameter None Description Using the...

Page 825: ...pls rsvp te blockade multiplier command you can restore the default value For the related commands see mpls rsvp te timer refresh Example Set the multiplier as 5 3Com mpls rsvp te blockade multiplier...

Page 826: ...e mpls rsvp te timer hello Example Set the times value to 5 when no Hello response messages are received consecutively 3Com mpls rsvp te hello lost 5 mpls rsvp te keep multiplier Syntax mpls rsvp te k...

Page 827: ...Enable and disable reservation confirmation mechanism 3Com mpls rsvp te resvconfirm 3Com undo mpls rsvp te resvconfirm mpls rsvp te timer hello Syntax mpls rsvp te timer hello seconds undo mpls rsvp...

Page 828: ...he undo mpls rsvp te timer refresh command you can restore the default values For the related command see mpls rsvp te keep multiplier Example Set refreshing period for Path and Resv messages as 60 se...

Page 829: ...S TE feature You need to enable this feature both globally and on the interface and then the interface will flood this resource information to the right IGP link state database and accept TE tunnel si...

Page 830: ...e mpls te commit command you can submit current configuration result for the tunnel interface to MPLS The configuration will not take effect and no LSP will be set up until the configured tunnel featu...

Page 831: ...ent percent undo mpls te flooding thresholds down up View Interface view Parameter down Reservable bandwidth values available in descending order up Reservable bandwidth values available in ascending...

Page 832: ...onfiguring link management group attribute you can set up the explicit paths which match the requirements For example you can set the attribute of all interfaces along the LSP as 20 By default link ma...

Page 833: ...s te max link bandwidth Syntax mpls te max link bandwidth bandwidth undo mpls te max link bandwidth View Interface view Parameter bandwidth Maximum link bandwidth at the interface in the range of 0 32...

Page 834: ...e sum of all tunnel bandwidth For related commands see mpls te bandwidth Example Set the maximum reservable bandwidth at an interface as 64kbps 3Com Ethernet1 0 0 mpls te max reservable bandwidth 64 m...

Page 835: ...fine resource reservation style in creating tunnels Using the undo mpls te resv style command you can restore the default style By default se is selected Only RSVP TE protocol supports both FF and SE...

Page 836: ...Com tunnel mpls te signal protocol cpldp mpls te timer periodic flooding Syntax mpls te timer periodic flooding seconds undo mpls te timer periodic flooding View MPLS view Parameter seconds Flood peri...

Page 837: ...protocol mpls te Syntax tunnel protocol mpls te View Tunnel view Parameter None Description Using the tunnel protocol mpls te command you can set the Tunnel interface in CR LSP tunnel mode When TE is...

Page 838: ...ew Explicit path view Parameter ip address IP address of the node Description Using the view hop command you can view node information Example Display node information 3Com mpls te expl path tandoon v...

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