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ODEM

ISCONNECT

AND

ESULT

ODES

■

Result Codes

■

Disconnect Codes

Result Codes

The following result codes are supported by the SuperStack II Remote
Access System (RAS) 1500:

Table 3

Result Codes

Message

NO DIAL TONE

006

14400/ARQ

026

BUSY

007

4800/HST

028

NO ANSWER

008

9600/ARQ/V32

037

NO ANSWER

009

4800/V32

038

2400

010

4800/ARQ/V32

039

RINGING

011

7200/V32

040

VOICE

012

12000/V32

041

9600

013

12000/ARQ/V32

042

CONNECT/ARQ

014

16800

043

1200/ARQ

015

7200/ARQ/V32

044

2400/ARQ

016

14400/V32

045

9600/ARQ

017

14400/ARQ/V32

046

4800

018

16800/ARQ

047

4800/ARQ

019

75/1200

048

7200

020

1200/75

049

12000

021

ABORT

050

12000/ARQ

022

INCOMING CALL

051

7200/ARQ

024

PHONE OFF HOOK

052

14400

025

OFF HOOK RESTRICTED

054

Содержание 3C421600A

Страница 1: ...http www 3com com SuperStack II Remote Access System 1500 Reference Guide Release 2 0 Part No 1 024 2053 Rev 2 00 December 1999...

Страница 2: ...software is commercial in nature and developed solely at private expense Software is delivered as Commercial Computer Software as defined in DFARS 252 227 7014 June 1995 or as a commercial item as def...

Страница 3: ...ables 25 Facility Level Table 26 Module Table 26 IP Network Table 26 IP Address Pool Table 26 IP Interface Block Table 26 Forwarding and IP Routing Tables 26 SNMP Configuration Tables 27 SYSLOG Table...

Страница 4: ...Errors 39 Terminating an Active Process 39 Resolving Addresses 39 Resolving Host Names 40 Using Ping 40 Viewing the RAS 1500 System Information 41 Viewing Interface Status Settings 42 Monitor PPP Act...

Страница 5: ...oute user name 61 add init_script script_name 61 add ip defaultroute gateway IP_address or name 62 add ip network network_name 62 add ip pool pool_name 63 add ip route host_name or IP_network_address...

Страница 6: ...work name 79 delete appletalk zone zone name 79 delete bridge access_mac_address mac_address 79 delete bridge network network name 79 delete configuration 80 delete datalink frame_relay 80 delete data...

Страница 7: ...twork service service_name 83 delete pat tcp user user_name 83 delete pat udp user user_name 83 delete snmp community name 83 delete syslog IP_name_or_ address 84 delete tftp client IP_name or address...

Страница 8: ...vice_name 87 disable security_option remote_user_ administration dialin telnet 87 disable security_option snmp user_access 87 disable telnet 87 disable user user_name 88 Disconnect Command 88 disconne...

Страница 9: ...option commands 91 enable ip static_remote_routes 92 enable ip udp_broadcast_ forwarding 92 enable ipx network network_name 92 enable ipx rip network network_name 93 enable ipx sap network network_nam...

Страница 10: ...outes 98 list appletalk zones 98 list bridge access_mac_address 99 list bridge forwarding 99 list available servers 100 list connections 100 list critical events 101 list dhcp proxy leases 101 list dh...

Страница 11: ...services 110 list networks 110 list pat user user_name 111 list ping systems 111 list ppp 112 list processes 112 list sessions 112 list snmp communities 113 list stack 113 list switched interfaces 113...

Страница 12: ...et appletalk network network name 124 set authentication 125 set bridge 126 set clearTCP connect_message message string 126 set command 127 set connection 128 set date date time time or set date date...

Страница 13: ...k service admin_name 151 set packet_logging 152 set ping maximum_rows rows in table 152 set ppp 152 set snmp community name 153 set switched interface interface name 154 set syslog IP_address 158 set...

Страница 14: ...event or show critical_event settings 176 show date 177 show dhcp mode 177 show ddp 177 show dhcp proxy counter 177 show dhcp proxy settings 178 show dhcp relay 178 show dhcp server counters 179 show...

Страница 15: ...199 show network name or show network settings 199 show network name counters 199 show packet_logging or show packet_logging settings 200 show ping or show ping settings 200 show ping row row_number...

Страница 16: ...interface interface_name_list 215 Verify Command 215 verify filter filter_name 215 Dial in User Commands 215 exit 215 help 215 logout 215 manage 216 rlogin ip_name_or_ address 216 rlogin host name or...

Страница 17: ...Commands 228 S Register Commands 229 Using S Register Commands 232 Changing an S Register 232 Bit Mapped S Registers 233 B MODEM DISCONNECT AND RESULT CODES Disconnect Codes 238 C ADRESSING SCHEMES S...

Страница 18: ...iguring SYSLOG Hosts on RAS 1500 254 Setting the Event Log Level 254 Event Message Examples 255 IP Messages 255 Call Initiation Process Messages 258 User Manager Messages 259 Filter Manager Process Me...

Страница 19: ...tanding of networking principles If the information in the release notes that are shipped with your product differs from the information in this guide follow the instructions in the release notes Conv...

Страница 20: ...command means you must enter the command exactly as shown in text and press the Return or Enter key Example To list the current IP routes enter the following command list IP routes This guide always g...

Страница 21: ...cument provides information about the system software release including new features and bug fixes It also provides information about any changes to the RAS 1500 system documentation The Release Notes...

Страница 22: ......

Страница 23: ...figurable Table Overview Setting Up Applications The command line interface CLI allows you to perform the four basic applications listed below Refer to the appropriate chapter in the SuperStack II Rem...

Страница 24: ...show network backbone show user John list networks list users For a complete list of commands and options see Chapter 4 Router Command Reference Also you can access the online help command by typing t...

Страница 25: ...eric modem initialization setup scripts that can be sent to a modem each time the port is reset A modem resets itself every time it disconnects Initialization scripts for modems will probably contain...

Страница 26: ...ric protocol information about IP networks entered with the add ip network command IP Address Pool Table This table holds information on user configured IP addresses entered with the add ip pool comma...

Страница 27: ...g the list critical events command displays these messages to Telnet and dial in sessions as well as the default Console session Filter and Associated Tables Filter file names of filters you create ar...

Страница 28: ...TFTP Access Table contains information about available clients for TFTP service Use the add tftp client command to add entries to this table Use the list tcp clients command to display this table Rem...

Страница 29: ...ble Table Overview 29 PPP Tables Several Point to Point Protocol PPP tables contain entries regarding PPP connections on the RAS 1500 These include the following tables PPP Link Table PPP Authenticati...

Страница 30: ......

Страница 31: ...and Prompt Use set command if you have more than one SuperStack II Remote Access System RAS 1500 and want to differentiate between them or want to customize your prompt from the default The prompt can...

Страница 32: ...parameter This value is useful if you are running a number of processes and want to differentiate between the global and session prompts Or if you are Telnetting to the system for instance and want t...

Страница 33: ...tool online help Discarding and Renaming Files There are several delete commands you can use to discard various files Delete configuration discards all configuration files reboots the system and resto...

Страница 34: ...sage Use the set switched interface command to write a configurable message to all dial in users when connections are made on that modem This information is helpful for diagnostic purposes The show in...

Страница 35: ...mand shown below add network service service_name server_type cleartcpd dialout snmpd telnetd tftpd close_active_connections false true data ancillary entry enabled no yes socket socket number Example...

Страница 36: ...ing service or manage service Modem sharing service connects the client to a modem Manage service connects the client to the command line to manage the system Applicable only to Telnet servers you can...

Страница 37: ...abling and Disabling Network Service By default the network service is enabled when you add it To edit the service you must first disable it Use the following command disable network service service_n...

Страница 38: ...to hang Using Rlogin and Telnet You can connect to a specific host on the network using the rlogin or telnet command You must first have used the add dns host or add dns server commands for the RAS 1...

Страница 39: ...the following command set facility name loglevel common critical debug unusual verbose Example set facility snmp loglevel unusual Use the list facilities command to view a log level change Terminatin...

Страница 40: ...ng attempts count the period between ping attempts interval the time before quitting timeout a string value specifying data to be sent data the ping maximum packet dimension size the ping process off...

Страница 41: ...t the connectivity of a specified login host using the add and set login user commands This user pings a login host gets a successful unsuccessful message and is disconnected Use these commands add us...

Страница 42: ...interfaces Events on the next session Events for specific users Decode or hexadecimal output can be displayed Displaying System Information List Commands You can use list commands to view current con...

Страница 43: ...y utilization Example Show Dial in Connection Settings Counters The show connection command summarizes settings and the number of incoming calls for dial in connections You can reset default settings...

Страница 44: ...established on modems They include the following On demand user connection established for on demand purposes Dial back user connection established for callback purposes Continuous user connection es...

Страница 45: ...me start time of a connection established on the specified interface An example is shown below CONNECTIONS IfName User Name Type DLL Start Date Start Time rm0 slot 1 mod 1 larry DIALIN NONE 05 AUG 204...

Страница 46: ......

Страница 47: ...arameters to be specified at once nor in sequence to work But typing a keyword in the base command such as network in set ip network is mandatory to enable the command Command syntax is shown in the e...

Страница 48: ...entered in abbreviated form if the portion of the command you type is unique shown below You can also use command completion and positional help when entering command strings Using Control Characters...

Страница 49: ...rry or uncertain about a command For example if you type add ip n TAB it spells out the keyword network without losing your place in the command syntax Help Help is general or positional Type help any...

Страница 50: ...CLI commands to simplify repetitive tasks Use Trivial File Transfer Protocol TFTP to transfer the file to the FLASH file system then use the do command to run the script file Network Address Formats M...

Страница 51: ...t deleting it from the software and install another PAU it will take on the designation 10 for 0 11 for 1 and 12 for 2 The left digit continues to increment for every new PAU that is connected to that...

Страница 52: ...users Be aware that when you use this tool you change the default user factory settings You can view the default user settings on your system by typing show user default Remember that configuration ch...

Страница 53: ...mation about a specific table entry or a set of scalars non table items For example show modem_group 3com displays information on the 3Com modem group show all commands display information The show al...

Страница 54: ......

Страница 55: ...ommand Bye Command Copy Command Delete Commands Dial dialout Commands Disable Commands Disconnect Command Do Command Enable Commands Exit Command Hangup Commands Help Command Hide Command History Comm...

Страница 56: ...face CLI language creates manages displays and removes system entities These entities describe system and network connections and processes Configured entities are stored in tables such as the Interne...

Страница 57: ...able items For example show modem_group 3com displays information on the 3Com modem group The order of items in a table is usually not relevant nor is it inherent in the type of entity Sometimes the o...

Страница 58: ...network ISDN and Frame Relay Note that routing takes precedence over bridging so that bridging does not occur unless you disable routing for the protocols you wish to bridge The protocols to bridge a...

Страница 59: ...the serial WAN port rm0 wan 1 on the RAS 1500 for lease Point to Point Protocol PPP connection and associates a user profile with the WAN port Parameter Description enabled Optional parameter that in...

Страница 60: ...by Simple Network Management Protocol SNMP A filter file is a text file stored in the FLASH file system that you load from an external source using Trivial File Transfer Protocol TFTP or Web file loa...

Страница 61: ...ber Adds a framed static network to the user profile for dial up connections This method of creating a static route does not run Routing Information Protocol RIP to learn routes so you must specify IP...

Страница 62: ...internal enabled yes no Adds an IP network to the list of IP networks available over the specified interface When the system starts ups the RAS 1500 can be configured to automatically create an IP ne...

Страница 63: ...But if the address pool is defined as no_aggregate individual host routes are added to the Routing Table only when a user is dialed in to use that IP address pool Parameter Description network_name N...

Страница 64: ...s command but only if you have specified a gateway Also see the add ip default route command Parameter Description pool name Designation of the IP pool Limit 16 ASCII characters route Broadcasts the p...

Страница 65: ...ription network_ address IP address or host name of the remote destination in the format nnn nnn nnn nnn entered with or without a mask specifier The mask specifier can be A B C or H host or a numeric...

Страница 66: ...rs address Address of the IPX network interface Name of interface with which this IPX network associates The default is the first LAN interface rm0 eth 1 enabled Optional parameter indicates whether t...

Страница 67: ...The internal node number MAC address of the server on which the service resides Typically 00 00 00 00 00 01 socket The port the server listens on Socket numbers are the joined sender or receiver IPX a...

Страница 68: ...ts Use the list modem_groups command to view a list of modem groups Use the show modem_group to view a list of interfaces assigned to a specific modem group Modem groups are a shorthand notation for a...

Страница 69: ...gured range Each time a user connects to the public network Dynamic NAT translates the IP address from that user on the private network and maps it to the first available public IP address from the co...

Страница 70: ...p_address public_address ip_address Configures and associates a name to a mapping between and IP address on the private network to a specific ISP assigned address on the public network that uses Stati...

Страница 71: ...data options enabled yes no server_type ClearTCPD DialOut SNMPD TELNETD TFTPD socket socket_number This configures a network listener process that provides certain services including modem sharing TF...

Страница 72: ...Indicates whether the network is enabled YES or disabled NO When you add a network service it is enabled by default server_type Designates the type of service being offered Services currently availabl...

Страница 73: ...II string sent to a client when connection is made It must be quoted and offset by backslashes if spaces are included in the string Specify carriage return after login banner with login_banner string...

Страница 74: ...s TCP port numbers and user IP addresses on the private network and maps these addresses to a single ISP assigned address Note PAT can only be used when the ISP has provided only one IP address This o...

Страница 75: ...cal unusual common verbose Parameter Description user_ name Unique name you assign to the connection that you want to configure for static UDP PAT Limit 32 ASCII characters private_address The source...

Страница 76: ...al_out login manage network clid_callback Adds a user to the Local User Table You may specify a type for the user as well as login and network protocols or you may use the defaults The list users comm...

Страница 77: ...vice Protocol to be used for a login user Options RLOGIN Telnet default ClearTCP Ping User pings a login host receives a successful unsuccessful message and is disconnected network_service Framed prot...

Страница 78: ...ist of modem groups Example assign interface pem0 slot 1 mod 1 4 modem_group dialout Parameter Description interface name List of interfaces to be assigned to the modem group The format of the list is...

Страница 79: ...network before deleting it Use list appletalk networks to view added networks delete appletalk zone zone name Deletes an AppleTalk zone from an AppleTalk network Make sure you disable the network usi...

Страница 80: ...eletes the specified host from the DNS Local Host Table Use list DNS hosts to view the DNS Local Host Table After deletion requests for that host are processed through a DNS server instead of locally...

Страница 81: ...nd to verify edit This command takes effect only after all addresses have been released from the pool Also when a IP pool is deleted be sure to also delete the pool from any associated user profile de...

Страница 82: ...match on all parameters is found delete login_host preference preference_ number Removes the login host with the specified preference priority 1 first 10 least number See add login_host name preferenc...

Страница 83: ...ugh the add pat tcp user username command delete pat udp user user_name PUBLIC_PORT number Deletes the user on the private network that you previously configured for static UDP PAT through the add pat...

Страница 84: ...pecified by the username You can use the list users command to list the defined users the services they are defined to work with and their current status Limit 64 ASCII characters Disable Commands Dis...

Страница 85: ...he same LAN segment as the RAS 1500 Use the show icmp command to view edits disable interface interface name Disables a specified interface If a call is active on the interface it is disconnected A di...

Страница 86: ...re is no activity on this network before disabling it disable ip rip Disables the RIP routing algorithm on all IP networks You can use show ip routing to see the current status of IP routing This save...

Страница 87: ...ou enabled with the enable modem_group command The default modem group all includes all installed modems in the stack Use the show modem_group command to view INACTIVE status of disabled modem groups...

Страница 88: ...ut outputfile Runs a script file stored in FLASH memory which contains a series of CLI commands The output parameter is optional Enable Commands enable accounting Enables remote accounting via RADIUS...

Страница 89: ...ed this bridge Note Bridging does not occur for a protocol if routing is enabled for that protocol enable bridge spanning_tree Enable the spanning tree algorithm for the bridge connection The spanning...

Страница 90: ...command to view the current setting enable interface interface_name Enables the specified interface Enabling an interface allows it to transmit and receive data Use the list interfaces command to see...

Страница 91: ...or all IP networks Currently this command enables only RIP so it is functionally the same as enable ip rip Use the show ip routing command to view the current setting enable ip security_option command...

Страница 92: ...can be discarded although this is a lower level of security than All Header Options Default disabled enable ip static_remote_routes Enables the statically defined remote routes which you defined using...

Страница 93: ...defined and their state using list network services enable security_option remote_user_ administration dialin telnet Allows CLI access by remote Telnet network or dial in users CLI configuration can...

Страница 94: ...o hangup and leave the interface s in an Enabled state You can use this command on multiple interfaces in one command The following is the format of the list hangup interface interface 1 interface 2 T...

Страница 95: ...completes the keyword If you have not yet entered enough of the keyword to be unique pressing T causes the bell to ring Typing question mark after a command string displays the possible keywords and v...

Страница 96: ...u can only kill a process that you started for example a ping command You must type uppercase letters and type the full process name when issuing the kill command Leave Command leave Exits a managed u...

Страница 97: ...ble the modem list appletalk forwarding Displays the entries in the AppleTalk forwarding table The table lists the following Network Address Range AppleTalk network address range NextHop Address of ne...

Страница 98: ...estination Hops How many hops away this network is Type AppleTalk PPP Serial Non Standard or Other State Condition of the path to this network listed from best to worst good suspect pretty bad bad The...

Страница 99: ...ddress for which the bridge has forwarding and or filtering data Status one of the following other not invalid learned self or mmgt invalid aged out learned learned and in use self statically defined...

Страница 100: ...ablished for on demand purposes Dial back User connection established for call back purposes Continuous User connection established for continuous utilization Manual User connection established manual...

Страница 101: ...occurred and a description of the event You can change which events are logged as critical using the set facility command list dhcp proxy leases Displays IP information a dial in user receives via a D...

Страница 102: ...mum is 1 second maximum 12 hours default 4 hours HW Address MAC address of the user requesting an IP address from the server Client ID Username associated with the user requesting an IP address list d...

Страница 103: ...Record in the cache that is identified in this row of the table Source Host from which Resource Record was received 0 0 0 0 if unknown list dns hosts Displays the DNS local host and its IP address wh...

Страница 104: ...files Displays the files currently stored in the FLASH file system You can remove files using delete file but you can add them using TFTP or the Web configurator list filters Displays all the filter n...

Страница 105: ...ple rm0 slot 1 mod 1 Oper Status Current operating status of the interface Up or Down For modem interfaces Oper Status is Down only if the modem is disabled Admin Status Permanently configured status...

Страница 106: ...on to the RAS 1500 It also lists the following Name Network designation Prot IP protocol only Int Name of the LAN interface this network runs on rm0 eth 1 the LAN interface loopback internal or x slot...

Страница 107: ...he statically defined IP routes that you previously defined using the add ip route command as well as any routes learned via RIP and system defined routes loopback This reflects information collected...

Страница 108: ...this route Choices LOCAL RIP STATIC NLSP OTHER NextHopNIC Network address of the next router the next hop to the destination the MAC address for the local IPX nodes on the LAN Gateway Address of the g...

Страница 109: ...status administration status and interface index If the interface is DOWN under Admin Status you can use enable interface to try to bring it up The command lists the following Name LAN interface name...

Страница 110: ...d using the add network service command It lists the following Name Name of service Choices telnetd default tftpd default bootpd default DialOut SNMP ClearTCP Server Type Type of network server for ex...

Страница 111: ...public network Port Active port mappings between the user on the private network and the IP address on the public network list ping systems Displays results of ping including data from the Remote Pin...

Страница 112: ...f links Oper Status Current operational status of the link Opened or Not Opened Interface Name Slot and modem designation of interface belonging to this bundle link list processes Displays all process...

Страница 113: ...ning to units configured to the RAS 1500 Module Name Name of the PAU or PEM attached to the RAS 1500 via a stacknet PN ID FireWire hardware address that uniquely identifies the unit being stacked to t...

Страница 114: ...to which the SYSLOG message is sent The choices are LOG_AUTH LOG_LOCAL0 LOG_LOCAL1 LOG_LOCAL2 LOG_LOCAL3 LOG_LOCAL4 LOG_LOCAL5 LOG_LOCAL6 and LOG_LOCAL7 Compare with list facilities and set facilities...

Страница 115: ...port numbers are listed for each UDP port list users Displays all users and attributes you specified using the add and set user commands It lists the following User Name User designation you specifie...

Страница 116: ...lity and show events commands to record data via syslogs Using the monitor ppp command to employ protocol decoding When you issue the monitor ppp command the following menu displays USERS Login Networ...

Страница 117: ...g difficulty connecting and it is unclear on which interface the user connects because of inclusion in a hunt group As soon as the next incoming or outgoing PPP call is established monitoring begins T...

Страница 118: ...s no count maximum packets data string interval seconds self_destroy_delay minutes size data size timeout period verbose yes no Sends a ping ICMP echo request to a remote IP host This tool to test con...

Страница 119: ...ng Not Active Row is not active DNS Failed Destination address could not be resolved Bad address Resolved IP address is illegal Completed Requested number of iterations is completed Alloc Failed Faile...

Страница 120: ...command Reconfigure Command reconfigure ip network network name address IP_address interface rm0 eth 1 frame ethernet_ii snap Automatically reconfigures IP network parameters of an established static...

Страница 121: ...name modems modem name Example reset modems rm0 slot 1 mod 1 4 Parameter Description input_file Name of the original file output_file New name for the file Parameter Description modem_group Resets the...

Страница 122: ...port number Creates an rlogin client connection to the specified host Save Commands Preserves changes you made to the RAS 1500 configuration files save all Saves all changes made during your CLI sessi...

Страница 123: ...secondary_port port_number secondary_secret secret string secondary_server IP_address or host_name start_time authentication connection timeout number_seconds use_servers one both Configures remote RA...

Страница 124: ...ccounting servers if transmissions fail Default is 400 Range is 0 200 secondary_port Port number of the Secondary RADIUS server To ensure correct identification of server response packets configure a...

Страница 125: ...u want to configure Limit 32 ASCII characters aarp_gleaning Enables the forwarder to learn hardware addresses from the AARP packets it receives current_zone Designation of zone the router is advertise...

Страница 126: ...sions Maximum number of times to retransmit packets to one or both servers if transmissions fail Default 10 Range 0 100 Value of 0 infinite retries We recommend you do not set to 0 secondary_port RADI...

Страница 127: ...he next two characters are interpreted as a hexadecimal constant as follows x0A 0x0a If the string is followed by any other character that character is placed in the token Other rules state the follow...

Страница 128: ...idle for the specified interval if that user is required to log in login_required value must be set to YES Range 0 60 minutes Default 5 min Zero 0 value produces no timeout Value can be changed only...

Страница 129: ...elay server1 server2 address ip_address enabled no yes max_hops Parameter Description disabled Disables DHCP in the RAS 1500 relay Sets the RAS 1500 to implement DHCP as a relay As a relay the RAS 150...

Страница 130: ...help explanation router ip_address start_address ip_address wins1 ip_address wins2 ip_address Parameter Description server1 The primary DHCP server that receives and processes the request for IP infor...

Страница 131: ...x x or higher is not part of a valid IP Network Class A B C or E hostname Name of the DHCP server that processes and responds to the the request for IP information lease A defined period of time that...

Страница 132: ...host rotation for load balancing See the associated commands set login user name login_host_name and Chapter 2 Administrative Tools for more information Parameter Description idle_timeout interval In...

Страница 133: ...negative DNS cache contains entries the DNS server found to be in error For example if the host name abc xyz com does not exist the DNS server returns a nonexistent name error ncache_maxttl Maximum t...

Страница 134: ...eek friday monday saturday sunday thursday tuesday wednesday month april august december february january july june march may november october september time_to_correct time week_of_month 1 5 Paramete...

Страница 135: ...nt command displays event messages on the console if telnetted into the RAS 1500 The log levels are the following Critical A serious system error which may effect system integrity Unusual An abnormal...

Страница 136: ...ctory stribg directory_number1 string directory_number2 string dsx1_line_type d4 e1 e1_crc e1_crc_multiframing e1_multiframing extended_superframe nic_config_type from_0_to_133ft from_133_to_266ft fro...

Страница 137: ...SDN access provider directory_number2 The secondary access number assigned by the ISDN access provider dsx1_line_type Defines Digital System Cross Connect Level 1 line types T1 and DS1 which permit cr...

Страница 138: ...odem pool or interface the init_script name must already exist command Modem initialization string must be entered with quotes and must be less than 56 characters Parameter Description interface_name...

Страница 139: ...d with that interface is disabled If a second default route gateway associated with a still alive interface exists that gateway is installed as the primary gateway If the disconnected Ethernet interfa...

Страница 140: ...d hosts to its Routing Table It is also appropriate in a LAN to LAN scenario where routing must additionally be activated in user profiles on both sides of the WAN using the set network user ip_routin...

Страница 141: ...The flags described are for backward compatibility with RIP version 1 when RIP version 2 is selected as the routing protocol Send Compatibility Controls the selection of destination MAC and IP addres...

Страница 142: ...for RIPv2 authentication rip_policies_update Allows user to enable or disable RIP policies See text on the preceding page for description of keywords A keyword with a NO_ in front is used to disable...

Страница 143: ...tes no_aggregate Default No_aggregate size Number of allowable IP addresses Class C values exceeding x x x 255 increment to x x 1 1 Default 1 Range 1 4096 state Type of pool created A public pool allo...

Страница 144: ...ently supported by the RAS 1500 The maximum number of IP routes that can be contained in the Routing Table is 10 Parameter Description autonomous_system_number Value associated with a protocol not cur...

Страница 145: ...enable packet_maximum_size number rip auto_off auto_on on off rip_age_multiplier number rip_broadcast enable disable rip_gap_timer number rip_packet_size number rip_periodic disable enable rip_update...

Страница 146: ...to locate a NetBIOS system Default 8 Range 0 65535 packet_maximum_size Maximum size packet this IPX network supports Max size 1600 bytes rip Turns RIP on off auto_on or auto_off for this network Defa...

Страница 147: ...bors Default YES sap_packet_size Size of SAP packets Default 510 bytes sap_periodic Enables disables sending of SAP periodic updates Default Enabled sap_update_interval How often RIP should send perio...

Страница 148: ...s multiple interfaces with one command Issue the show interface settings command to view configuration Parameter Description preference_number Defines preferred rank in which a login host is used from...

Страница 149: ...rface Options Direct_net Uses the protocol parameter setting to create a network virtual node connection Employs username and password specified in this command Authentication is done by the network p...

Страница 150: ...e for identification purposes date current date according to system uptime callid user call identification according to system uptime port port occupied by user The format of each port is x slot y mod...

Страница 151: ...if connection type is no_prompt Limit 64 ASCII characters Parameter Description admin_name Designation you assigned to network service with the add network service command Limit 64 ASCII characters c...

Страница 152: ...ation none pap chap either Sets global parameters for PPP which applies to all calls including the call type for which PPP compression is attempted accepted Issuing this command overrides the compress...

Страница 153: ..._preference If the Any or Encrypted_any value is selected the authentication protocol tried first from the group can be selected by specifying the authentication_preference parameter Note the followin...

Страница 154: ...pe prompt select specified init_script init_script_name input_filter filter_name login_service cleartcp rlogin telnet message string output_filter filter_name password password prompt string protocol...

Страница 155: ...format of the list is the following set switched interface interface 1 interface 2 The format of each modem interface is the following x slot y mod z where x is the type of unit rm0 for the RAS 1500...

Страница 156: ...user default is employed dial_prefix Prefix added to all phone numbers dialing from this port Limit 7 characters filter_access Turns filtering ON or OFF Default Off host_address IP address to connect...

Страница 157: ...ludes spaces must be enclosed in quotations Use the show user command to view the message as configured See Chapter 2 Administrative Tools for more information output_filter File name of filter screen...

Страница 158: ...tical A serious system error that may affect system integrity Default Unusual An abnormal event which the system should recover from Common A regularly occurring event Verbose A regular periodic event...

Страница 159: ...arTCP Range 0 4096 set time time Sets the system time in Greenwich Mean Time GMT and leaves the date unchanged Use show date to view current settings The format is the following hh mm ss The seconds f...

Страница 160: ...33 ASCII characters Note This value is overridden when a dial out script specified in the set dialout user command is issued callback_delay The interval between dropping the incoming call and initiati...

Страница 161: ...lot 1 mod 2 hostname User host name sysname User system name same as hostname time Time of call according to system uptime Note The message if it includes spaces must be enclosed in quotations Use the...

Страница 162: ...dial out User dials in to the RAS 1500 then dials out to a remote site and is connected Telnet dial out User telnets into the RAS 1500 then dials out to a remote site and is connected as a shared_mode...

Страница 163: ...mand with dial out as the type Limit 32 ASCII characters local_IP_address IP address of the user making an IP connection over this dial out interface send reply scripts Specify commands required to es...

Страница 164: ...nge 1 65279 Default 0 0 remote_IP_address mask_specifier For a remote IP connection the IP network address assigned to the client in the format nnn nnn nnn nnn with or without a mask specifier The mas...

Страница 165: ...ons are the following Prompt Dial in user is prompted to enter an IP host or address Select User is connected to a host which is chosen from the list of login hosts you defined using add login_host Th...

Страница 166: ...ip_policies_update rip_policies send_default send_routes send_subnets accept_default split_horizon poison_revere flash_update send_compat ripv1_receive ripv2_receive silent send_password password spoo...

Страница 167: ...he default setting ipx Enables or disables IPX Default Enable ipx_address Sets the address of the IPX remote network When configuring for an unnumbered IPX network set this value to fffffffc Default 0...

Страница 168: ...or RIPV2 Default RIPv1 rip_authentication_key Authorizes RIP updates using a stored password Maximum string length 64 ASCII characters rip_policies_update Allows user to enable or disable RIP policies...

Страница 169: ...inks into a bundle to combine the communications capacity of both links This applies to ISDN service where there are two bearer channels and your provider allows combining both channels on demand Sinc...

Страница 170: ...allocation CONSTANT A long term measurement and allocation of traffic bandwidth best for constant datastreams such as file transfer Default LINEAR A short term measurement and allocation of traffic ba...

Страница 171: ...Server Port Destination port of the secondary accounting server Retransmission Timeout Number of seconds between retransmissions Retransmissions Maximum number of times to retransmit packets to accoun...

Страница 172: ...appletalk command It displays the following Table Lookups Number of times a node performed an address lookup in its address mapping table Table Hits Queries Received Replies Received Extended Replies...

Страница 173: ...OUNTERS Requests 0 Replies 0 Requests Sent Out 0 RTMP COUNTERS Requests Sent Out 0 Version Mismatches 0 Errors Received APPLETALK AARP COUNTERS APPLETALK SETTINGS ARAP ON Max ARAP Sessions 16 Max Comp...

Страница 174: ...ransmissions Default 3 seconds Max Retranmissions Number of retransmissions before failure reported Default 10 seconds show authentication counters Displays the RADIUS and local user authentication co...

Страница 175: ...the remote TCP host It can be modified using the set clearTCP connect_message command Example show command or show command settings Displays the settings for CLI commands See set command to modify se...

Страница 176: ...l in user is connected Message Prompt Prompts the user for login or network service show connection counters Displays the counters kept for dial in connections It lists the following Number of Calls N...

Страница 177: ...s the settings configured for DHCP proxy in the following format Discover Tx 0 Select Request Tx 0 Init Reboot Request Tx 0 System Date 13 JAN 1999 19 25 11 Timezone Offset from GMT hours minutes 6 00...

Страница 178: ...SETTING Server1 Address 0 0 0 0 Server2 Address 0 0 0 0 show dhcp relay Displays the settings configured for DHCP relay in the following format Server1 Address 0 0 0 0 Max Hops 0 Status DISABLED Serv...

Страница 179: ...wing format Status DISABLED Start IP Address 000 000 000 000 End IP Address 000 000 000 000 IP Mask 000 000 000 000 IP Router 000 000 000 000 Lease seconds 4800 Host Name unit Domain Name dummy net DN...

Страница 180: ...tion Indicates whether function is Enabled or Disabled show dns cache 1 65535 Displays an entry in the DNS Cache Table It lists the following Pretty Name Fully qualified name resource record the host...

Страница 181: ...ent Sum of DNS responses sent Responses from Client Processing DNS responses from local DNS Host Table Responses from Server Processing DNS responses from the DNS Server Table Success Responses from S...

Страница 182: ...eived that were unparseable Fallbacks Number of times the resolver had to fall back to its seat belt information Good Caches Number of resource records the resolver has cached successfully Bad Caches...

Страница 183: ...n to exist Error Status Status column for the resolver negative response cache table Since only the agent DNS resolver creates rows in this table Types include the following Active Destroy show events...

Страница 184: ...32 13 30 reject udp src port 69 40 reject tcp src port 23 50 reject udp dst port 69 60 reject tcp dst port 23 000000 43453035 43453031 41742031 363a3537 CE05CE01At 16 57 0010 3a31342c 20466163 696c697...

Страница 185: ...IPX IPX data filter rules IPX CALL IPX call filter rules IPX RIP IPX RIP advertisement filter rules IPX SAP IPX SAP advertisement filter rules LOGIN ACCESS Login access filter rules show icmp or show...

Страница 186: ...out has occurred while waiting for a packet segment Error messages sent to SYSLOG host Parameter Problems Sum of ICMP messages generated by a router when it encounters an error Error messages sent to...

Страница 187: ...essages sent to SYSLOG host Parameter Problems Sum of these messages sent Error messages sent to SYSLOG host Source Quench Sum of these messages sent Redirects Sum of these messages sent Error message...

Страница 188: ...es Up or Down Link Up Down Traps Permanently configured value indicating whether linkUp linkDown traps should be generated for this interface Choices ENABLED default or DISABLED Promiscuous Mode When...

Страница 189: ...the phone number Init Script Initialization script currently in use Default USR_int TCP Port TCP port number you associate with the login service Default 0 Range 0 65535 Protocol Currently connected p...

Страница 190: ...of inbound transmission units that contained errors preventing them from being deliverable to a number of inbound transmission units that contained higher layer protocol Unknown Prot Number of unknown...

Страница 191: ...ad addresses Forwarded Packets Number of packets forwarded Bad Protocol Number of packets received with bad protocol Discarded Number of packets discarded Successfully Delivered Number of packets succ...

Страница 192: ...cast Algorithm Broadcast algorithm used for this network Default IETF Max Reassembly Size Maximum packet size allowed to be reassembled from fragments IP Routing Protocol Routing protocol used Default...

Страница 193: ...ize Maximum number of IP Routing Table entries allowed Default 1 415 IP Max Metric Entries Maximum metric entries allowed Default 512 IP RIP Whether RIP is enabled or not Default Enabled IP Number RIP...

Страница 194: ...lowing Default Gateway Default IPX router address Name Designation for dynamic IPX networks Network Number Network number for dynamic IPX networks Max Open Sockets Maximum allowed number of open socke...

Страница 195: ...destination socket was not open Discarded Sum of incoming packets discarded due to reasons other than those accounted for by Header Errors and Unknown Sockets Checksum Errors Sum of IPX packets receiv...

Страница 196: ...ipx network network_name or show ipx network settings Displays parameter settings for the specified IPX network You can modify most of these values using the set ipx network command It lists the foll...

Страница 197: ...ort Default ENABLED SAP State Support ON or OFF Default ON SAP Pace Fastest pace in packets per second at which SAP packets may be sent on this circuit not settable via the CLI Default 1 SAP Update se...

Страница 198: ...ate ON or OFF Incorrect SAP Packets Number of SAP packets that do not make sense show ipx sap counters Displays the Sum of incorrect SAP packets show memory Displays the RAS 1500 Dynamic Random Access...

Страница 199: ...unters Displays the statistical counters for the specified network However IP does not maintain network counters SYSTEM MEMORY RESOURCE Total System Memory Resources 14879 KB Free Memory 13275 KB Code...

Страница 200: ...ou specified using the ping command Example show ping row row_number counters Displays counters for the specified row in the Remote Ping Table These settings reflect the configuration you specified us...

Страница 201: ...n milliseconds not including timed out requests Creation Time Time this row was created in terms of system up time Activation Time Time this row was last activated in terms of system up time Last Chan...

Страница 202: ...ed Frequency Interval between each ping request Default 30 seconds Misses Allowed Number of ping messages that can be missed before the modems are busied out Default 1 Time Out How long a ping request...

Страница 203: ...the remote entity uses when sending packets to local PPP entity Default 1514 Remote MMRU MRU the local entity uses when sending packets to remote PPP entity Default 1514 Local Endpoint Class Type of a...

Страница 204: ...PP entity uses Protocol Compression when transmitting packets to the remote PPP entity Default Enabled Remote To Local Protocol Compression Indicates whether the remote PPP entity uses Protocol Compre...

Страница 205: ...l Class Remote Endpoint Length 0 Remote Endpoint ID Class 0x1 Length 0x0 SETTINGS for PPP BUNDLE 20 COMPRESSION Operational Status NotOpened Compression Protocol NONE SETTINGS for PPP BUNDLE 20 IP PRO...

Страница 206: ...um of packets transmitted over this bundle Bytes from Upper Layer Sum of bytes received from an upper layer application for transmission over this bundle This counter represents all data handed down t...

Страница 207: ...wer Layer Sum of bytes received from a lower layer application for this link Received Frames Sum of frames received on this link Bytes to Upper Layer Sum of bytes handed up to an upper layer applicati...

Страница 208: ...ion snmp commands You can modify administration by remote user using the enable or disable security_option remote_user commands It lists the following SNMP User Access Enabled default or Disabled Admi...

Страница 209: ...he value of the error status field is tooBig No Such Name Errors SNMP PDUs where error status field is noSuchName Bad Value Errors SNMP PDUs where error status field is badValue Read Only Errors SNMP...

Страница 210: ...P PDUs generated by SNMP and for which the value of the error status field is genErr Get Request PDUs Sum of SNMP Get Request PDUs sent from SNMP Get Next Request PDUs Sum of SNMP Get Next PDUs sent f...

Страница 211: ...smission Algorithm Type of algorithm used Default Van Jacobson Minimum Timeout Minimum retransmission timeout interval Default 0 Maximum Timeout Maximum retransmission timeout interval Default 240000...

Страница 212: ...er of times TCP connections have made a direct transition to the CLOSED state from either the ESTABLISHED state or the CLOSE WAIT state Currently Established Number of TCP connections for which the cu...

Страница 213: ...than the lack of an application at the destination port OUTPUT COUNTERS Total Output Datagrams Sum of UDP datagrams sent show user name settings Displays the parameters defined for the specified user...

Страница 214: ...host name or address For the system to resolve the host name you must add the host name and address to the DNS Local Host Table or you must define a DNS server INFORMATION FOR USER administrator Stat...

Страница 215: ...assign interface modem_group You can see which interfaces you have assigned to an existing modem group using the show modem_group command Verify Command verify filter filter_name Verifies the syntax o...

Страница 216: ...he specified IP address or host name You must have run add DNS host or add DNS server for the system to recognize an IP host name telnet ip_name_or_address tcp_port number Sets a Telnet connection to...

Страница 217: ...the remote host you are Telnetted to and the value of the Telnet escape character CLI Exit Commands These commands are available to dial in modem and Telnet LAN users so they can disconnect from the...

Страница 218: ...story buffer using the set command history command Positional Help Positional help displays the list of possible parameters when you type question mark after any command or parameter It redisplays the...

Страница 219: ...ring the command If the command or parameter is ambiguous the bell sounds and the display does not change Output Pause When output to your screen pauses because more than 24 lines are waiting for disp...

Страница 220: ......

Страница 221: ...endix lists the modem AT commands supported by the RAS 1500 To issue these commands through the RAS 1500 s CLI use the set switched interface router command and its at parameter For example to reset t...

Страница 222: ...iginate mode C C1 Transmitter On Dn Dial a Telephone Number n 0 9 TPR W DL Dial Last Phone Number DSn Dial Stored Phone Number D HELP Dial Commands E E0 No Command Echo E1 Echo Command Chars H H0 On H...

Страница 223: ...ble A 1 Basic AT Commands Command Description Table A 2 Ampersand Commands Command Description A A0 Disable ARQ Result Codes A1 Enable ARQ Result Codes A2 Enable Modulation Codes A3 Enable Extra Resul...

Страница 224: ...s N16 33600 bps N17 28000 bps N18 29333 bps N19 30666 bps N20 32000 bps N21 33333 bps N22 34666 bps N23 36000 bps N24 37333 bps N25 38666 bps N26 40000 bps N27 41333 bps N28 42666 bps N29 44000 bps N3...

Страница 225: ...Nondest Unexpedited Zn s Store Phone Number Zn L Store Last Phone Number Zn Query Phone Number Table A 2 Ampersand Commands Command Description Table A 3 Percent Commands Command Description B Store V...

Страница 226: ...Disable B4 1 No LLC No BC Enable B5 B5 0 Send LLC Disable B5 1 Send LLC Enable B6 B6 0 Disable Data Voice B6 1 Enable Data Voice B7 B7 0 Auto Data Voice Rate B7 1 64K Data Voice Rate B7 2 56K Data Vo...

Страница 227: ...Identifier 0 T2 xx Terminal Equipment Identifier 1 U1 Originate Mode HDLC Protocol Selection U1 0 None U1 1 V 120 U1 2 X 75 U1 3 Async to Sync PPP U2 Originate Mode Non HDLC Protocol Selection U2 0 N...

Страница 228: ...tom W 2 National ISDN 1 W 3 ETSI W 4 German 1TR6 W 5 Australia W 6 Italy W 7 Japan INS64 W 8 New Zealand W 9 Spain W 10 Taiwan X0 X 75 Frame Size in Bytes X0 1 2048 X1 X 75 Window Size in Frames X1 1...

Страница 229: ...t Time Carrier sec S8 Comma Time sec S9 Carrier Detect Time 1 10sec S10 Carrier Loss Time 1 10sec S11 Dial Tone Spacing msec S12 Escape Code Time 1 50sec S13 Bitmapped 1 Reserved 2 Do Originate in Aut...

Страница 230: ...ved S25 Reserved S26 Reserved S27 Bitmapped 1 V21 Mode 2 Disable TCM 4 Disable V32 8 Disable 2100hz 16 Disable MNP Handshake 32 Disable V 42 48 Disable V 42 Detect Phase 64 Reserved 128 Unusual SW Inc...

Страница 231: ...16S 4D trellis code 4 Disable 32S 2D trellis code 8 Disable 64S 4D trellis code 16 Reserved 32 Reserved 64 Reserved 128 Reserved S56 Bitmapped 1 Disable Non linear coding 2 Disable TX level deviation...

Страница 232: ...ting with W the setting is retained only until the next reboot or power off To change a setting for an S Register in the current configuration use the commands S67 Bit Mapped 1 Enable V 110 in Automod...

Страница 233: ...ay be simpler for you to set the bits individually RAS 1500 displays the S Register settings in decimal form Bits and decimal values For bit mapped S Registers eight bits are assigned Each bit is eith...

Страница 234: ...A 234 APPENDIX A MODEM COMMAND REFERENCE...

Страница 235: ...NO ANSWER 008 9600 ARQ V32 037 NO ANSWER 009 4800 V32 038 2400 010 4800 ARQ V32 039 RINGING 011 7200 V32 040 VOICE 012 12000 V32 041 9600 013 12000 ARQ V32 042 CONNECT ARQ 014 16800 043 1200 ARQ 015 7...

Страница 236: ...V32 093 26400 ARQ V34 116 21600 ARQ 094 28800 V34 117 21600 ARQ V32 096 28800 ARQ V34 118 21600 VFC 097 2400 VFC 119 21600 ARQ VFC 098 2400 V34 120 24000 099 2400 ARQ VFC 121 24000 ARQ 100 2400 ARQ V3...

Страница 237: ...19200 VFC 147 32000 ARQ x2 183 19200 V34 148 36000 184 19200 ARQ VFC 149 36000 ARQ 185 19200 ARQ V34 150 36000 x2 186 31200 151 36000 ARQ x2 187 31200 ARQ 152 40000 188 31200 V34 153 40000 ARQ 189 31...

Страница 238: ...4666 ARQ x2 211 42666 ARQ x2 235 36000 212 61333 236 36000 ARQ 213 61333 ARQ 237 36000 x2 214 61333 x2 238 36000 ARQ x2 215 61333 ARQ x2 239 37333 216 64000 240 37333 ARQ 217 64000 ARQ 241 37333 x2 21...

Страница 239: ...ng 029 V42 Invalid Command Code 030 No Failure Disconnect 031 V32 Cleardown Disconnect 032 RCU Dies In Mid Security 033 Remote RCU access Denied 034 loop lost durrinc connect est 035 DS0 issued idle p...

Страница 240: ...eived OverFlow RNR Fail 059 PKT BUS Received Msg Buf Overflow 060 Received Disconnect command from Gateway Card 061 Token passing timeout 062 MNP protocol violation 064 More than 128 Unacked LM Is 067...

Страница 241: ...ues separated by periods followed by a forward slash and the associated subnet mask For example 192 77 203 5 255 255 255 0 The same 32 bits can be divided in a number of different ways to indicate net...

Страница 242: ...tion of an address For example a netmask of 255 255 255 0 on a Class B network indicates that the network is divided into 254 subnetworks of 254 nodes each 0 and 255 are reserved numbers 128 5 63 28 i...

Страница 243: ...n most IP machines setting all the bits in the host portion of an IP address to 1 indicates a broadcast to all nodes on the network In the Class B network described above an address of 128 5 255 255 i...

Страница 244: ......

Страница 245: ...ted because of a simple fact a netmask with more 1 bits will override a netmask with fewer 1 bits This allows a smaller supernet to share the address space of a larger supernet If for example you had...

Страница 246: ...multiple of the same power of 2 used to form the netmask For example if you had created a block of 8 networks the third octet in the first address will be an even multiple of 8 See Figure 4 Figure 4 S...

Страница 247: ...iple of 4 so the ISP grants an address range starting at 234 170 160 0 and hopes that the block between 158 and 160 can be filled in later Supernet 2 must also begin on an even multiple of 4 The first...

Страница 248: ......

Страница 249: ...6 10nnnnnn nnnnnnnn sssssshh hhhhhhhh 255 255 252 0 FF FF FC 00 62 1022 7 10nnnnnn nnnnnnnn sssssssh hhhhhhhh 255 255 254 0 FF FF FE 00 126 510 8 10nnnnnn nnnnnnnn ssssssss hhhhhhhh 255 255 255 0 FF...

Страница 250: ...255 255 25 2 FF FF FF FC 62 2 Class D 1110xxxx xxxxxxxx xxxxxxxx xxxxxxxx Future 11110xxx xxxxxxxx xxxxxxxx xxxxxxxx All 1s 11111111 11111111 11111111 1111111 1 All 0s 00000000 00000000 00000000 00000...

Страница 251: ...xample a console or SYSLOG host in the form of event messages RAS 1500 is capable of logging event data to SYSLOG host s the Console local a local FLASH file a TELNET session via the show event comman...

Страница 252: ...e local in the FLASH file system that contains a circular buffer of the last 20 event messages generated by RAS 1500 You can define a threshold for events written to this file The default is critical...

Страница 253: ......

Страница 254: ...oglevel choice ip name address is the network designation of the syslog host to which you want event messages sent facility is the syslog node priority to which syslog messages are sent The choices ar...

Страница 255: ...representative event messages that are generated by RAS 1500 facilities Each event message is categorized by the facility by which it is generated The message description includes information about t...

Страница 256: ...ip pool name size command ip_send_common on demand route X input queue overflow One packet dropped n Meaning When a call to an on demand address is being established IP datagrams for that address are...

Страница 257: ...emand user These routes can only be deleted by disabling the user Action Delete the route using the disable user command The route destination X should not contain more bits than are specified in the...

Страница 258: ......

Страница 259: ...ng Remote accounting is enabled but no RADIUS accounting server IP addresses have been configured Action Either disable remote accounting or configure a RADIUS accounting server IP address AUTH Most l...

Страница 260: ...or on the first line Action Place file descriptor filter on first line of file UDP Messages UDP could not get source IP address Meaning RAS 1500 tried to send a UDP message for example an SNMP trap or...

Страница 261: ...mal operation Action Reboot the system TELNET Messages CIP_GET_SHARED_DEV_REQ failed no modems available Meaning A user is attempting to TELNET to RAS 1500 to perform modem sharing but there are no fr...

Страница 262: ...ocesses command Ensure that there is an IP network defined Reboot the system and re enable the dial out service Could not unregister socket socket with the IP forwarder Status error status error value...

Страница 263: ...n A system error occurred If re enabling the dial out network service fails reboot the system There are no interfaces assigned to the Dial out process modem groups Meaning The dial out process detecte...

Страница 264: ......

Страница 265: ...w to select a netmask 244 How to select a range 246 Supernetting 244 CLI help 49 CLI abbreviation 49 Command abbreviation How to use 49 Command abort How to use 49 Command completion How to use 49 Com...

Страница 266: ...figuration add ip network 62 add ip pool 63 delete ip network 81 delete ip pool 81 disable ip network 86 disable network service 87 enable ip network 91 list ip addresses 105 list ip networks 106 show...

Страница 267: ...97 98 set modem_group 148 N Network IP address formats 50 Network user 47 49 50 250 P Password 49 Passwords add modem_group 68 add user 76 enable authentication local 84 88 set dial_out user 163 set m...

Страница 268: ...ailable servers 100 list snmp communities 113 show snmp counters 209 Subnet Mask Table 249 Subnet mask 250 Supernetting 244 Switched Connections show connection counters 176 show connection settings 1...

Страница 269: ...client 84 How to use 37 list available servers 100 Troubleshooting Resolving addresses 39 Resolving host names 39 Using ping 41 Viewing facility errors 39 Viewing interface status and settings 42 Vie...

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