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HAPTER

2: C

OMMAND

UMMARY

Ch 14 Virtual LANs (VLANs)

bridge vlan summary

✓

bridge vlan detail

✓

bridge vlan define

✓

bridge vlan modify

✓

bridge vlan remove

✓

bridge vlan mode

✓

bridge vlan stpMode

✓

bridge vlan vlanAwareMode

✓

Ch 15 Packet Filters

bridge packetFilter list

✓

bridge packetFilter display

✓

bridge packetFilter create

✓

bridge packetFilter delete

✓

bridge packetFilter edit

✓

bridge packetFilter load

✓

bridge packetFilter assign

✓

bridge packetFilter unassign

✓

bridge packetFilter portGroup list

✓

bridge packetFilter portGroup display

✓

bridge packetFilter portGroup create

✓

bridge packetFilter portGroup delete

✓

bridge packetFilter portGroup addPort

✓

bridge packetFilter portGroup removePort

✓

Table 6

Command Summary (continued)

Commands

3500

9000:

Layer

9000:

Layer

9400

3900

9300

Содержание CoreBuilder 3500

Страница 1: ...http www 3com com Command Reference Guide CoreBuilder 3500 CoreBuilder 9000 CoreBuilder 9400 SuperStack II Switch 3900 SuperStack II Switch 9300 Part No 10013505 Published November 1999...

Страница 2: ...2 101 a and as such is provided with only such rights as are provided in 3Com s standard commercial license for the Software Technical data is provided with limited rights only as provided in DFAR 252...

Страница 3: ...ED 1 ADMINISTRATION OVERVIEW Administration Console Overview 29 CoreBuilder 9000 System Management Overview 30 Management and Data Channels 31 CoreBuilder 9000 Management Features 33 EME Overview 33 C...

Страница 4: ...system console security message 82 system console timeout timeOut 83 system console timeout interval 84 system snapshot summary 85 system snapshot detail 86 system snapshot save 87 system softwareUpd...

Страница 5: ...24 logout 126 4 MODULE ENVIRONMENT Menu Structure 128 module display 129 module snapshot summary 130 module snapshot detail 131 module baseline display 132 module baseline set 133 module baseline requ...

Страница 6: ...route findRoute 167 management ip arp display 168 management ip arp static 169 management ip arp remove 170 management ip arp flushAll 171 management ip arp flushDynamic 172 management ip rip display...

Страница 7: ...DATA INTERFACE FDDI Menu Structure 223 fddi station display 224 fddi station connectPolicy 225 fddi station tNotify 227 fddi station statusReporting 228 fddi path display 229 fddi path tvxLowerBound...

Страница 8: ...cos summary 268 bridge cos modify 269 bridge multicast igmp summary 270 bridge multicast igmp snoopMode 271 bridge multicast igmp queryMode 272 bridge multicast igmp queryIpAddress 273 bridge multicas...

Страница 9: ...e 318 12 MULTIPOINT LINK AGGREGATION MPLA Menu Structure 321 bridge mpla summary 322 bridge mpla detail 323 bridge mpla mode 324 bridge mpla peerMacAddress 326 13 RESILIENT LINKS Menu Structure 327 br...

Страница 10: ...cketFilter unassign 384 bridge packetFilter portGroup list 386 bridge packetFilter portGroup display 387 bridge packetFilter portGroup create 388 bridge packetFilter portGroup delete 390 bridge packet...

Страница 11: ...dns nslookup 441 ip udpHelper display 442 ip udpHelper define 443 ip udpHelper remove 444 ip udpHelper hopCountLimit 445 ip udpHelper threshold 446 ip udpHelper interface first 447 ip udpHelper interf...

Страница 12: ...ip multicast dvmrp interface mode 507 ip multicast dvmrp interface metric 508 ip multicast dvmrp tunnels summary 509 ip multicast dvmrp tunnels define 511 ip multicast dvmrp tunnels remove 513 ip mult...

Страница 13: ...51 ip ospf interface delay 552 ip ospf interface hello 553 ip ospf interface retransmit 554 ip ospf interface dead 555 ip ospf interface password 556 ip ospf linkStateData databaseSummary 557 ip ospf...

Страница 14: ...nterface display 607 ipx interface define 608 ipx interface modify 610 ipx interface remove 612 ipx interface SAPadvertising 613 ipx interface RIPadvertising 614 ipx route display 615 ipx route second...

Страница 15: ...y 663 appletalk interface detail 664 appletalk interface define 665 appletalk interface modify 667 appletalk interface remove 669 appletalk interface statistics 670 appletalk route display 672 appleta...

Страница 16: ...718 qos control remove 724 qos ldap display 725 qos ldap enable 726 qos ldap disable 727 qos rsvp summary 728 qos rsvp detail 729 qos rsvp enable 730 qos rsvp disable 732 qos bandwidth display 733 qo...

Страница 17: ...stop 763 PART IX REFERENCE A TECHNICAL SUPPORT Online Technical Services 767 World Wide Web Site 767 3Com Knowledgebase Web Services 767 3Com FTP Site 768 3Com Bulletin Board Service 768 3Com Facts Au...

Страница 18: ......

Страница 19: ...vel of that platform as it relates to the information contained in this book This guide is intended for the system or network administrator who is responsible for configuring using and managing the sy...

Страница 20: ...you find information about specific tasks If you are looking for information about Turn to System administration and configuration tasks Using command abbreviations Summary of commands for all platfor...

Страница 21: ...figuring IP interfaces and IP protocol parameters Configuring Virtual Router Redundancy Protocol VRRP parameters Configuring IP multicast routing and filtering Configuring Open Shortest Path First OSP...

Страница 22: ...eBuilder 9000 system can house both Layer 2 modules and Layer 3 modules this sentence alerts you to the fact that this particular command is valid only on Layer 2 modules or Layer 3 modules The comman...

Страница 23: ...at have undesirable consequences For example on the CoreBuilder 9000 to list all addresses for a port you use the bridge port address list all command If you mistakenly enter bridge port address all t...

Страница 24: ...reviate commands by entering just enough characters to distinguish one command from another similar command as shown in Valid Minimum Abbreviations under each command description Commands are not case...

Страница 25: ...hpubs_comments ne 3com com Include the following information when commenting Document title Document part number found on the front or back page of each document Page number if appropriate Example Com...

Страница 26: ...26 ABOUT THIS GUIDE...

Страница 27: ...I GETTING STARTED Chapter 1 Administration Overview Chapter 2 Command Summary...

Страница 28: ......

Страница 29: ...red in this chapter Administration Console Overview CoreBuilder 9000 System Management Overview CoreBuilder 9000 Management Features Configuration Tasks Accessing the Administration Console Using Menu...

Страница 30: ...interface modules Before you begin to manage your CoreBuilder 9000 system review the management related information in this section The CoreBuilder 9000 system supports the following management inter...

Страница 31: ...e Web Management User Guide for the CoreBuilder 9000 Enterprise Switch for additional information about Web Management You manage the EME from a command line interface using EME management commands Yo...

Страница 32: ...m Data Channels in the16 slot Chassis Primary interconnect Backup interconnect Management LAN MLAN Primary and redundant switch fabric modules PSU PSU PSU PSU 1 2 3 4 5 6 7 9 10 11 12 13 14 15 16 8 5...

Страница 33: ...t Provides a central point of contact for chassis management Provides all controller functions as well as EME functions Intelligent Power Management Manages power use in the chassis by Preventing newl...

Страница 34: ...sole Management setup management snmp Set up the out of band management interface Set up the system for SNMP and trap reporting Port based management ethernet fddi Manage Ethernet ports Manage Fiber D...

Страница 35: ...sifiers and controls for traffic policy based services Monitoring log analyzer Set severity levels and services for event logging Monitor the network using a network analyzer Table 4 Types of Commands...

Страница 36: ...ontrols passwords and access levels to manage the chassis and its installed modules To access a module in a CoreBuilder 9000 system follow these steps 1 Log in to the EME 2 Access the module that you...

Страница 37: ...xample When you enter the Administration Console with Administer access each menu contains all of the options for the system Here is an example of a system menu for users with Administer access on the...

Страница 38: ...ister console level functions fileTransfer Set the file transfer protocol snapshot Display all configuration and status information baseline Administer a statistics baseline serialPort Administer the...

Страница 39: ...plete list of commands for all systems See the checklist at the beginning of each command description in each chapter for whether your system supports the command The following example shows the CoreB...

Страница 40: ...e menu option incorrectly a message indicates that your entry is not valid or is ambiguous Reenter the option from the point at which it became incorrect or expand a truncated command until it becomes...

Страница 41: ...each the level at which you perform a task the Administration Console prompts you for a value The prompt usually shows all valid values if applicable and typically suggests a default value The default...

Страница 42: ...e Escape key To move quickly to the top level menu without backtracking through each intermediate menu The top level menu immediately appears Enter q To move up through the hierarchy that is to move t...

Страница 43: ...t system display system fileTransfer system console webHelpConfig system console webAccess system console consoleAccess system console ctlKeys system console password system console screenHeight syste...

Страница 44: ...lPort modemSpeed system serialPort baudRate system serialPort serialPortMode system serialPort configModem system serialPort enableModem system name system time dateTime system time timezone system ti...

Страница 45: ...module snapshot detail module baseline display module baseline set module baseline requestedState module redundancy display module redundancy reset NonRedundant module name module time module screenHe...

Страница 46: ...rface define management ip interface modify management ip interface remove management ip route display management ip route static management ip route remove management ip route flush management ip rou...

Страница 47: ...aceRoute management ip statistics Ch 6 SNMP snmp display snmp community snmp trap display snmp trap addModify snmp trap remove snmp trap flush snmp trap smtProxyTraps snmp rmonConfiguration snmp write...

Страница 48: ...fddi station display fddi station connectPolicy fddi station tNotify fddi station statusReporting fddi path display fddi path tvxLowerBound fddi path tmaxLowerBound fddi path maxTreq fddi mac summary...

Страница 49: ...lation bridge addressThreshold bridge agingTime bridge spanningTree stpState bridge spanningTree stpPriority bridge spanningTree stpMaxAge bridge spanningTree stpHelloTime bridge spanningTree stpForwa...

Страница 50: ...ridge multicast igmp qPort Ch 10 Bridge Ports bridge port summary bridge port detail bridge port multicastLimit bridge port stpState bridge port stpCost bridge port stpPriority bridge port gvrpState b...

Страница 51: ...nk modify bridge trunk remove Ch 12 MultiPoint Link Aggregation bridge mpla summary bridge mpla detail bridge mpla mode bridge mpla peerMacAddress Ch 13 Resilient Links bridge link summary bridge link...

Страница 52: ...splay bridge packetFilter create bridge packetFilter delete bridge packetFilter edit bridge packetFilter load bridge packetFilter assign bridge packetFilter unassign bridge packetFilter portGroup list...

Страница 53: ...ress ip interface directedBroadcast ip interface icmpRedirect ip interface icmpRouterDiscovery ip interface statistics ip route display ip route static ip route remove ip route flush ip route default...

Страница 54: ...udpHelper define ip udpHelper remove ip udpHelper hopCountLimit ip udpHelper threshold ip udpHelper interface first ip udpHelper interface even ip udpHelper interface sequential ip routing ip rip dis...

Страница 55: ...y modify ip rip policy remove ip rip statistics ip ping ip advancedPing ip traceRoute ip advancedTraceRoute ip statistics Ch 17 VRRP ip vrrp summary ip vrrp detail ip vrrp define ip vrrp modify ip vrr...

Страница 56: ...ove ip multicast dvmrp tunnels address ip multicast dvmrp tunnels threshold ip multicast dvmrp tunnels metric ip multicast dvmrp routeDisplay ip multicast dvmrp cacheDisplay ip multicast dvmrp default...

Страница 57: ...pf defaultRouteMetric remove ip ospf interface summary ip ospf interface detail ip ospf interface statistics ip ospf interface mode ip ospf interface priority ip ospf interface areaID ip ospf interfac...

Страница 58: ...f stubDefaultMetric display ip ospf stubDefaultMetric define ip ospf stubDefaultMetric remove ip ospf virtualLinks summary ip ospf virtualLinks detail ip ospf virtualLinks statistics ip ospf virtualLi...

Страница 59: ...y ipx interface define ipx interface modify ipx interface remove ipx interface SAPadvertising ipx interface RIPadvertising ipx route display ipx route secondary ipx route static ipx route remove ipx r...

Страница 60: ...triggered ipx sap policy summary ipx sap policy detail ipx sap policy define ipx sap policy modify ipx sap policy remove ipx output delay ipx statistics summary ipx statistics rip ipx statistics sap i...

Страница 61: ...pletalk route flush appletalk aarp display appletalk aarp remove appletalk aarp flush appletalk zone display network appletalk zone display zone appletalk forwarding appletalk checksum appletalk sourc...

Страница 62: ...summary qos control detail qos control define qos control modify qos control remove qos ldap display qos ldap enable qos ldap disable qos rsvp summary qos rsvp detail qos rsvp enable qos rsvp disable...

Страница 63: ...ansmit Part VIII Monitoring Ch 23 Event Log log display log devices log services Ch 24 Roving Analysis analyzer display analyzer add analyzer remove analyzer start analyzer stop Table 6 Command Summar...

Страница 64: ...64 CHAPTER 2 COMMAND SUMMARY...

Страница 65: ...II SYSTEM LEVEL FUNCTIONS Chapter 3 System Environment Chapter 4 Module Environment...

Страница 66: ......

Страница 67: ...options are also provided where applicable Configure management access to the system through one of two serial connection types Configure management access through the serial port For information abou...

Страница 68: ...console fileTransfer snapshot softwareUpdate baseline serialPort name time nvData clearDiagBlock diagErrLog sntp reboot Top Level Menu system module management ethernet fddi bridge ip ipx appletalk qo...

Страница 69: ...ailed diagnostics Memory size AP FP Flash and Buffer Memory capacities of the system processors POV Power on verification SysBoot Boot software revision ExtDiags Extended diagnostics version number Pa...

Страница 70: ...TFTP or File Transfer Protocol FTP Use this protocol to retrieve or store files across the network for system functions such as scripts snapshots software updates and nvData save and restore Valid Mi...

Страница 71: ...ebHelpConfig Sets the Uniform Resource Locator URL for access to the Web Management Help system Valid Minimum Abbreviation sy co wh Options Prompt Description Possible Values Default Enter Web help in...

Страница 72: ...00 9300 webAccess Enables or disables access to the Web Management software Valid Minimum Abbreviation sy co w Options Prompt Description Possible Values Default Web management Whether remote access t...

Страница 73: ...9300 consoleAccess Controls remote access via Telnet or modem to the system console Valid Minimum Abbreviation sy co co Options Prompt Description Possible Values Default Console access Whether remot...

Страница 74: ...ontrol key combination default Ctrl X that allows you to reboot the system from the Administration Console Valid Minimum Abbreviation sy co ct Options Prompt Description Possible Values Default Contro...

Страница 75: ...on for the first time press Return or Enter at the password prompt because the initial passwords that are stored in the nonvolatile memory of the system are null for all access levels To change passw...

Страница 76: ...t the system displays the menus themselves Each time that the screen output reaches the designated screen height the system prompts you to press a key to display more information Set the screen height...

Страница 77: ...mand displays only the first two fields Fields in the System Console Security Display Field Description Trusted client access only Whether the trusted IP client feature is enabled or disabled Deny mes...

Страница 78: ...P clients using system console security display to verify that you have configured the trusted IP clients correctly Enable the system to verify trusted IP clients using system console security access...

Страница 79: ...es the same format and representation as an IP address The subnet mask determines which bits in the IP address are interpreted as the network number the subnet number and the host number Each IP addre...

Страница 80: ...rusted IP client definition through the Administration Console the definition is also removed in the Web Management Console and vice versa This command takes effect immediately You are not prompted to...

Страница 81: ...s the system See the Implementation Guide for your system Configure trusted IP clients in this order Define the trusted IP clients using system console security define Display the list of configured t...

Страница 82: ...co se m Important Consideration Use system console security display to view the text of the current deny message Options Prompt Description Possible Values Default Deny message Text that is displayed...

Страница 83: ...Minimum Abbreviation sy co t t Important Considerations The default inactive time interval is 30 minutes To change the timeout interval value before the system disconnects remote sessions see system...

Страница 84: ...1 minute through 60 minutes Valid Minimum Abbreviation sy co t i Important Consideration To enable or disable the inactive timeout interval for remote sessions see the preceding command system consol...

Страница 85: ...em snapshot 3500 9000 9400 3900 9300 summary Captures an image of all system summary display screens This display reflects each application s status at the time that you use the snapshot feature Valid...

Страница 86: ...m snapshot 3500 9000 9400 3900 9300 detail Captures an image of all system detail screens The display reflects the current values of all fields and counters at the time that you use the snapshot featu...

Страница 87: ...mplementations require that you store the file in the same directory in which the TFTP daemon server is running on the remote host Because TFTP provides no user authentication give the file loose perm...

Страница 88: ...ions on the host to store the system display images 2 From the top level of the Administration Console enter system snapshot save 3 Enter the IP address of the host on which you want to save the displ...

Страница 89: ...ur system You can load the system software into flash memory while the system is operating The system does not have to be powered down Make sure that the FTP server or TFTP server software is running...

Страница 90: ...display Displays when the current baseline was last set Valid Minimum Abbreviation sy b d Important Considerations Use this command to determine if you need a newer baseline for viewing statistics Th...

Страница 91: ...aseline set Resets the baseline counters to zero Valid Minimum Abbreviation sy b s Important Considerations Baselining is automatically enabled when you set a baseline The system maintains the accumul...

Страница 92: ...ations When you reenable a baseline the counters return to the values that have accumulated since the most recent baseline that you set Disabling a baseline returns the counters to the total accumulat...

Страница 93: ...nal emulator to match your system serial port s baud rate before you can reestablish communication using the terminal port You can use this command through the terminal serial port or through a Telnet...

Страница 94: ...nicate with any devices connected to the port until you adjust the device baud setting to match If you respond n no the rate does not change and the display returns to the previous menu Procedure IP I...

Страница 95: ...mand you must establish a connection between your current Console session and the modem port before you dial in See system serialPort configModem later in this chapter for details Be sure that the bau...

Страница 96: ...ption You must adjust the baud rate setting of your terminal or terminal emulator s terminal interface processor tip to match your system serial port s speed before you can reestablish communication u...

Страница 97: ...ity to communicate to any devices connected to it until you adjust the device baud setting to match If you respond n no the rate does not change and the display returns to the previous menu Procedure...

Страница 98: ...the console cable 3 Connect the modem cable The system is ready for you to establish a modem connection See system serialPort configModem next for details To change the serial port configuration from...

Страница 99: ...connected to the external modem You may need to change the baud of the modem to match that of your modem port Procedure 1 From the top level of the Administration Console enter system serialPort conf...

Страница 100: ...3900 9300 enableModem Enables the external modem from the Administration Console Valid Minimum Abbreviation sy se e Important Consideration You must configure the external modem before you can enable...

Страница 101: ...ach system For example name the system according to its physical location as in PARIS ENGLAB1 Use quotation marks around any string that has embedded spaces Use double quotation marks to enter an empt...

Страница 102: ...to match the system s physical location 00 specifies the year 2000 for all 3Com products See the 3Com Web site for more details Options Field Description DateTime Starting date and time in the follow...

Страница 103: ...Web site for more details Procedure 1 To change the system date or time enter da The system displays the current date and time and then prompts you to change the time 2 Enter y yes or n no at the pro...

Страница 104: ...e zone identifiers before it prompts you to select a time zone index The local time zone value adjusts the server reply universal time to local time properly The default time zone is Greenwich Mean Ti...

Страница 105: ...0 PST 10 GMT 9 00 YST 11 GMT 10 00 AHST CAT HST 12 GMT 11 00 NT 13 GMT 12 00 IDLW 14 GMT 1 00 CET FWT MET MEWT SWT 15 GMT 2 00 EET 16 GMT 3 00 BT 17 GMT 4 00 ZP4 18 GMT 5 00 ZP5 19 GMT 5 30 Bombay Cal...

Страница 106: ...the prompt If you respond n the Time menu appears If you respond y the system displays the following 1 First Sunday in April to last Sunday in October North America 2 Last Sunday in March to last Sund...

Страница 107: ...nsion Example ctrlfile nvd When the system saves NV data it writes it to a disk file on a host computer that is a server using TFTP or FTP You can then retrieve the data from the disk file with the re...

Страница 108: ...try for IP address filename and user name becomes the new default 2 Enter the IP address of the TFTP or FTP server 3 If you are using TFTP and your implementation requires a full path enter the full p...

Страница 109: ...save as in the following examples Success System NV data successfully stored on host 158 101 112 34 Failure Saving system transfer timed out Error I O error while writing nonvolatile data Do you wish...

Страница 110: ...configured Ethernet addresses are saved as NV data Verify that you have no duplicate addresses when you restore the NV data Options Procedure 1 To restore the NV data from the top level of the Adminis...

Страница 111: ...orming the restoration see step 4 If there is not an exact match between system IDs module types and module revisions the system displays a warning message and prompts you as follows WARNING mismatch...

Страница 112: ...he file name and the system uses the default TFTP directory If a session is successfully opened the system displays the header information that corresponds to the file name that you entered Options Pr...

Страница 113: ...you enter n no when you are prompted to confirm the reset the system displays the previous menu CAUTION As a precaution consider saving the existing NV data to a file before you reset all values to th...

Страница 114: ...screens Valid Minimum Abbreviation sy cl Important Consideration After you enter this command the system immediately removes diagnostic information about failed modules from the SNMP MIB swSysDiagnost...

Страница 115: ...izing if the diagnostic software detects errors and if the system completes initializing the detected errors are written to flash memory and stored in a dynamic error log Valid Minimum Abbreviation mo...

Страница 116: ...Field Description Configuration Information State SNTP state It is either enabled or disabled PollInterval Interval for the client to send requests to a specific server Tolerance Threshold for updati...

Страница 117: ...tant Considerations You can define up to three SNTP servers for backup purposes Your system provides the SNTP client The system indicates that it is adding the IP address to the SNTP database The serv...

Страница 118: ...g Simple Network Time Protocol SNTP server IP address Valid Minimum Abbreviation sy snt m Options Prompt Description Possible Values Default Index Index number of the server that you want to modify Av...

Страница 119: ...otocol SNTP server IP address from the SNTP server list Valid Minimum Abbreviation sy snt r Options Prompt Description Possible Values Default Index Index number of the server that you want to remove...

Страница 120: ...m sntp state Enables or disable the Simple Network Time Protocol SNTP state for the system Valid Minimum Abbreviation sy snt s Options Prompt Description Possible Values Default SNTP state Whether you...

Страница 121: ...col SNTP client sends a request to the SNTP server Valid Minimum Abbreviation sy snt p Important Consideration The default pollInterval value is once an hour 3600 seconds The value 86400 the pollInter...

Страница 122: ...snt to Important Consideration If the difference between the server time and the local time exceeds the specified tolerance threshold the client drops the server time and maintains the current local s...

Страница 123: ...n Console session and starts another session whether your system is connected to the Administration Console by an external modem or through an rlogin or Telnet session To view diagnostic information d...

Страница 124: ...for more details Some TFTP implementations require that you store the script file in the same directory in which the TFTP daemon server is running on the remote host Because TFTP provides no user aut...

Страница 125: ...odemSpeed 4800 modem serial port baud Set the system name system name Eng_CoreBuilder_4 Assign an IP address to the system ip interface define 158 101 112 99 IP address for the system 255 255 0 0 subn...

Страница 126: ...9000 9400 3900 9300 logout Terminates a Telnet session or returns control to the password prompt in a serial port session Valid Minimum Abbreviation logo Important Consideration Press Escape to retur...

Страница 127: ...Display the module configuration and status Administer a statistics baseline and module redundancy Set the module name and the console screen height View the date and time Manage nonvolatile data nvDa...

Страница 128: ...CoreBuilder 9000 8 slot and 16 slot chassis and if you have one or two GEN Switch Fabric Modules installed In addition to the module options you must also use the disconnect option from the top level...

Страница 129: ...ails any of the tests at start up Fields in the Module Display Field Description 24 port Gigabit Switching Fabric 32 character alphanumeric name that uniquely identifies this module 3C number Each mod...

Страница 130: ...lues in each screen reflect the current values of all fields and counters at the time that you use the snapshot feature Valid Minimum Abbreviation mo sn su Important Consideration If a feature or prot...

Страница 131: ...eens The display screens contain the current values of all fields and counters at the time that you use the snapshot feature Valid Minimum Abbreviation mo sn de Important Consideration If a feature or...

Страница 132: ...300 display Displays when the current baseline was last set Valid Minimum Abbreviation mo ba dis Important Considerations Use this command to determine if you need a newer baseline for viewing statist...

Страница 133: ...ation mo ba set Important Considerations Baselining is automatically enabled when a baseline is set The module maintains the accumulated totals since power on After you disconnect from a module on whi...

Страница 134: ...e the most recent baseline that you set Disabling a baseline returns the counters to the total accumulated values since the last power on After you disconnect from a module on which you set a baseline...

Страница 135: ...0 8 slot or 16 slot chassis The Redundancy option appears on the module menu if you have one or two switch fabric modules installed If you only have one switch fabric module installed in the chassis t...

Страница 136: ...ame for each module For example name the module according to its physical location such as CB9000 ENGLAB1 Use quotation marks around any string with embedded spaces The new module name appears the nex...

Страница 137: ...m the module You can only change the date and time from the Enterprise Management Engine EME The CoreBuilder 9000 module s internal clock is initialized when the module is shipped from the factory You...

Страница 138: ...dule displays the menus themselves Each time that the screen output reaches the designated screen height the module prompts you to press a key to display more information Set the screen height to infi...

Страница 139: ...om its original settings Resetting the NV data means that all NV memory is set back to the factory defaults Before you proceed be sure that you want to reset your NV data Rebooting a module returns yo...

Страница 140: ...alid Minimum Abbreviation mo nv sta Important Consideration If you hot swap a module and the staging flag is set to off the new module uses the module default settings for the new module Options Promp...

Страница 141: ...ata 3500 9000 9400 3900 9300 displayDownload Displays emergency download information for your module Valid Minimum Abbreviation mo nv dis Important Consideration The download display shows the followi...

Страница 142: ...ta Important Considerations If you hot swap a module and the staging flag is set to on the new module adopts the nonvolatile data settings from the old module If you hot swap a module and the staging...

Страница 143: ...Valid Minimum Abbreviation mo cle Important Considerations The module immediately removes diagnostic information about failed modules from the SNMP MIB swSysDiagnosticsGroup If you enter y yes the mo...

Страница 144: ...nitializing if the diagnostic software detects errors and if the system completes initializing the detected errors are written to flash memory and stored in a dynamic error log Valid Minimum Abbreviat...

Страница 145: ...module Valid Minimum Abbreviation mo reboot Important Considerations Rebooting a module returns you to the Enterprise Management Engine EME prompt so that you must reconnect to the module If you ente...

Страница 146: ...nect Disconnects you from the Administration Console and returns you to the Enterprise Management Engine EME module Valid Minimum Abbreviation disc Important Consideration Disconnecting from the Admin...

Страница 147: ...III ESTABLISHING MANAGEMENT ACCESS Chapter 5 Out of Band Management Chapter 6 Simple Network Management Protocol SNMP...

Страница 148: ......

Страница 149: ...k VLAN See Chapter 14 for information about how to define a VLAN Out of Band Management Assign an IP address and subnet mask for the out of band Ethernet port on your system through the management men...

Страница 150: ...of each command description in this chapter for whether your system supports the command rip menu display mode statistics route menu display static remove flush default noDefault findRoute management...

Страница 151: ...hown is the autonegotiated setting When autonegotiation is disabled the value is the user selected port mode autoNegMode Autonegotiation mode configured for port Possible values are enabled or disable...

Страница 152: ...cters rxErrs Sum of all receive errors that are associated with this port summary report only rxFrames Number of frames that were copied into receive buffers by this port txBytes Number of bytes that...

Страница 153: ...is the autonegotiated setting When autonegotiation is disabled the value is the user selected port mode alignmentErrs Number of frames received by this port that are not an integral number of octets i...

Страница 154: ...SC reqFlowControl If autonegotiation is disabled a configurable parameter that sets the flow control option on the port If autonegotiation is enabled flow control values are ignored reqPortMode If au...

Страница 155: ...rs Sum of all transmit errors that are associated with this port summary report only txFrameRate Average number of frames transmitted per second by this port during the most recent sampling period Sam...

Страница 156: ...IP routing status Whether the interface is available to route IP traffic enabled or not disabled RIP status Whether RIP is dynamically configuring its routing tables active or on request passive State...

Страница 157: ...specific to your network and system Any valid IP address Subnet mask 32 bit number that uses the same format and representation as an IP address The subnet mask determines which bits in the IP addres...

Страница 158: ...ent interface that you have already defined Valid Minimum Abbreviation m ip i m Important Consideration Use the management ip statistics command to periodically monitor IP activity for your system The...

Страница 159: ...face if you no longer need it Valid Minimum Abbreviation m ip i r Important Consideration Use the management ip statistics command to periodically monitor IP activity for your system The statistics ca...

Страница 160: ...ace options such as ICMP router discovery appear under ip interface detail and are set on a per interface basis The route table display includes a range for the routing table entries as follows There...

Страница 161: ...ed gateway Metric Number of networks through which a packet must pass to reach a given destination The system includes the metric in its RIP updates to allow other routers to compare routing informati...

Страница 162: ...able until you remove them or the corresponding interface Static routes take precedence over dynamically learned routes to the same destination Static routes are not included in periodic Routing Infor...

Страница 163: ...ter the command the system deletes the route immediately from the routing table You are not prompted to confirm the deletion Options Prompt Description Possible Values Default Destination IP address I...

Страница 164: ...nimum Abbreviation m ip ro fl Important Considerations The system deletes all learned routes from the routing table immediately You are not prompted to confirm the deletion Flushing the routing table...

Страница 165: ...route using the Routing Information Protocol RIP or you can statically configure a default route If the routing table does not contain a default route the system cannot forward a packet that does not...

Страница 166: ...9000 9400 3900 9300 noDefault Deletes the default route Valid Minimum Abbreviation m ip ro n Important Consideration The system deletes the default route from the routing table immediately after you e...

Страница 167: ...find a route using an IP address or a host name as long as Domain Name System DNS is configured When you enter this command with a valid IP address or host name the system displays the routing table...

Страница 168: ...ticipates in routing maintains an ARP cache which is a table of known IP addresses and their corresponding MAC addresses The first line in the output the status line indicates whether IP routing is en...

Страница 169: ...tic Example Select interface index 1 2 2 Enter IP address 158 101 12 12 Enter MAC address 00 00 00 00 00 01 Prompt Description Possible Values Default Interface index Index number of the interface for...

Страница 170: ...rtant Considerations When you enter the command the system deletes the entry immediately from the cache You are not prompted to confirm the deletion If necessary the system subsequently uses ARP to fi...

Страница 171: ...iation m ip ar flushA Important Considerations This command applies to the CoreBuilder 3500 only other platforms use ip arp flush To flush dynamic entries only see the management ip arp flushDynamic c...

Страница 172: ...imum Abbreviation m ip ar flushD Important Considerations This command applies to the CoreBuilder 3500 only other platforms use ip arp flush To flush all entries static and dynamic see the previous ma...

Страница 173: ...under ip interface detail and are set on a per interface basis The rest of the output contains more RIP interface information The two available RIP modes are as follows Disabled The system ignores all...

Страница 174: ...ot generate any RIP packets of its own Learn The interface processes all incoming RIP packets but it does not transmit RIP updates This is the default RIP mode Advertise The interface broadcasts RIP u...

Страница 175: ...ement IP RIP Mode Example Select menu option management ip rip mode Select IP interfaces 1 all 1 1 Interface 1 Enter RIP Version 1 mode disabled learn learn disabled Interface 1 Enter RIP Version 2 mo...

Страница 176: ...t ip rip 3500 9000 9400 3900 9300 statistics Displays general RIP statistics Valid Minimum Abbreviation m ip rip s Fields in the Management IP RIP Statistics Display Field Description queries Number o...

Страница 177: ...the name server to the list of name server addresses that are associated with the network domain name See ip dns define in Chapter 16 for more information When the system sends an echo request packet...

Страница 178: ...Press Enter key to interrupt PING 158 101 111 50 64 byte packets 64 bytes from 158 101 111 50 icmp_seq 0 time 16 ms 64 bytes from 158 101 111 50 icmp_seq 1 time 19 ms 64 bytes from 158 101 111 50 icm...

Страница 179: ...Burst option during periods of heavy network traffic Use this option only as a diagnostic tool in a network that has many routers to determine if one of the routers is not forwarding packets For exam...

Страница 180: ...t took a packet to travel to and from the host When disabled the system displays more detailed status information about each ICMP echo request packet disabled enabled disabled Time between sending eac...

Страница 181: ...s between sending each packet 1 20 1 2 Configure ICMP sourceAddress n y y Index Interface address 0 Best interface default 1 158 101 117 151 2 158 101 10 1 Select interface index 0 2 0 1 Press Enter k...

Страница 182: ...gured on a network name server Also you must add the IP address on the name server to the list of name server addresses that are associated with the network domain name See Chapter 16 for more informa...

Страница 183: ...e Prompt Description Possible Values Default Host name or IP address Host name or IP address of the destination to which you want to trace a route A valid host name or IP address 0 0 0 0 Select menu o...

Страница 184: ...scription Possible Values Default Host name or IP address Host name or IP address of the destination that you want to ping A valid host name IP address 0 0 0 0 Maximum ttl Maximum number of hops that...

Страница 185: ...t Prompt Description Possible Values Default Select menu option ip advancedTraceRoute Enter host IP address 158 101 101 27 Enter maximum Time to Live ttl 1 255 30 10 Enter Destination Port number 3000...

Страница 186: ...ded because they needed to be fragmented but could not be for example because their Don t Fragment bit was set fragOks Number of IP datagrams that were successfully fragmented inAddrErrors Number of d...

Страница 187: ...oadcast address inErrors Number of received UDP or ICMP packets that contain header errors noPorts Number of UDP packets that were received but addressed to an unsupported UDP port outDatagrams Number...

Страница 188: ...ckets that were sent outEchoReps Number of ICMP echo reply packets that were sent outEchos Number of ICMP echo request packets that were sent outErrors Number of ICMP packets sent that were dropped du...

Страница 189: ...in band or an out of band IP interface to manage the system with SNMP This chapter provides guidelines and other key information about how to set up SNMP in your system To configure SNMP for system ma...

Страница 190: ...The following diagram shows the complete list of commands for all systems See the checklist at the beginning of each command description in this chapter for whether your system supports the command t...

Страница 191: ...ions for the community strings Valid Minimum Abbreviation sn d Fields in the SNMP Display Field Description community string Community strings setting that controls access to the system Read only comm...

Страница 192: ...are valid if the community string in the request matches the agent s read only community string or read write community string You can specify any string value up to 48 characters long Do not use embe...

Страница 193: ...iation sn t d Fields in the SNMP Trap Display Field Description Trap description Description of the system event that triggers the trap Trap destinations configured IP address of the system that is to...

Страница 194: ...ntered is not a valid end station if a valid IP interface is not defined on the system or if the agent does not have a route to the destination the agent displays this message Trap address invalid or...

Страница 195: ...Failure 13 3C System MIB Address Threshold 14 3C System MIB System Fan Failure 15 3C FDDI MIB SMT Hold Condition 16 3C FDDI MIB SMT Peer Wrap Condition 17 3C FDDI MIB MAC Duplicate Address Condition 1...

Страница 196: ...3500 9000 9400 3900 9300 snmp trap remove Removes a destination so that no SNMP traps are reported to that destination Valid Minimum Abbreviation sn t r Important Consideration When the system removes...

Страница 197: ...0 snmp trap flush Removes all SNMP trap reporting destinations Valid Minimum Abbreviation sn t f Important Consideration When you flush the SNMP trap reporting destinations you remove all trap destina...

Страница 198: ...only Controls SNMP s ability to alert you by means of an SNMP to SMT proxy that a significant event is occurring in the Fiber Distributed Data Interface FDDI station statistics Valid Minimum Abbreviat...

Страница 199: ...Fiber Distributed Data Interface FDDI statistics as follows receive Monitors incoming port data transmitAndReceive Monitors incoming and outgoing port data Valid Minimum Abbreviation sn r Options Prom...

Страница 200: ...P 3500 9000 9400 3900 9300 snmp writeDisable Allows or disallows SNMP write requests Valid Minimum Abbreviation sn w Options Prompt Description Possible Values Default SNMP write request mode Whether...

Страница 201: ...IV PHYSICAL PORT PARAMETERS Chapter 7 Ethernet Ports Chapter 8 Fiber Distributed Data Interface FDDI...

Страница 202: ......

Страница 203: ...rt numbering and how to configure Ethernet ports see the Implementation Guide for your system Menu Structure The commands that you can use depend on your system your level of access and the modules an...

Страница 204: ...is assigned to a Gigabit Ethernet module in switches that use Gigabit Ethernet modules The system no longer assigns port number 1 to the out of band management port which does not receive a port numbe...

Страница 205: ...portLabel User defined label name The maximum length of the string is 32 characters including the null terminator portState Current software operational state of this port Possible values are on line...

Страница 206: ...channel 9000 switch fabric module Maps a CoreBuilder 9000 switch fabric module port to an interface module backplane link The channel designation is just a backplane trace number For example to troubl...

Страница 207: ...a Gigabit Ethernet module in switches that use Gigabit Ethernet modules The system no longer assigns port number 1 to the out of band management port which does not receive a port number The rxFrames...

Страница 208: ...ransmitting a frame from this port excessCollision 3500 3900 and 9000 Number of frames that have been dropped because they experienced 15 consecutive collisions when sent from this port This value is...

Страница 209: ...rational state of this port Possible values are on line off line partitioned tx fault and config error The value on line appears when the port is both enabled and connected to a cable The value partit...

Страница 210: ...tocol or application by this port rxPeakByteRate Peak value of ethernetPortByteReceiveRate for this port since the station was last initialized rxPeakFrameRate Peak value of ethernetPortFrameReceiveRa...

Страница 211: ...ames that were queued for transmission from this port by a higher level protocol or application including frames not transmitted successfully txPeakByteRate Peak value of ethernetPortByteTransmitRate...

Страница 212: ...uested flowControl information for 1000BASE SX ports When you disable autonegotiation the system recognizes the requested portMode values for ports that have portMode options and the requested flowCon...

Страница 213: ...If the port speeds differ the link does not come up If the duplex modes differ link errors occur Gigabit Ethernet ports do not support mode options The value all refers only to ports that support port...

Страница 214: ...isplay a port summary specify After you have selected the ports the system prompts you to enter the port mode for the ports that you selected Prompt Description Possible Values Default Port Ports for...

Страница 215: ...packets are being sent too rapidly Send flow control packets to a sending device to request that the device slow its speed of transmission to the port The system does not count flow control packets i...

Страница 216: ...ckets as necessary to slow incoming traffic Gigabit Ethernet Fast Ethernet off Port ignores flow control packets and does not generate them Gigabit Ethernet Fast Ethernet rxOn Port recognizes flow con...

Страница 217: ...e timing optimal LAN bandwidth utilization and data prioritization for time sensitive multimedia and real time applications and data only applications PACE Interactive Access employs a back off algori...

Страница 218: ...reliable timing optimal LAN bandwidth utilization and data prioritization for time sensitive multimedia and real time applications and data only applications PACE Interactive Access employs a back of...

Страница 219: ...tached to them such as LANs workstations or servers For example engineeringserver A new port label appears in system displays the next time that you display information for that port Options Prompt De...

Страница 220: ...le 1 24 all enter the ports whose port state values you want to set or to display a port summary specify 3 Enter enabled or disabled for each Ethernet port The portState value shown in the summary and...

Страница 221: ...reviation e m s Important Consideration The Ethernet monitoring feature in enabled by default and performs these functions 1 Monitors 10 100Mbps Ethernet ports for excessive collisions multiple collis...

Страница 222: ...rts partitioned The portState value shown in the ethernet summary and ethernet detail displays reports partitioned The linkStatus value shown in the ethernet summary and ethernet detail displays repor...

Страница 223: ...f modules and other hardware options that are configured for your system The following diagram shows the complete list of commands for all systems See the checklist at the beginning of each command de...

Страница 224: ...ECM state machine ports Ports numbers assigned to the FDDI module The FDDI port numbers change depending on the configuration of your system remoteDisconnect Flag indicating that the station was remot...

Страница 225: ...valid M M connections are accepted so that one CoreBuilder 3500 port can be connected to another system port Options Bit to Set for Rejecting a Station Connection Prompt Description Possible Values D...

Страница 226: ...and secondary rings notify SMT B S 6 Undesirable peer connection that creates a wrapped ring notify SMT B M 7 Tree connection with possible redundancy The node may not go to Thru state in CFM In a si...

Страница 227: ...to station changes but uses more bandwidth If you set the T notify value high less bandwidth is used but your network does not react to station changes as quickly Options Prompt Description Possible...

Страница 228: ...tening to these event reports or if you use SNMP to monitor FDDI events on all FDDI end stations set this attribute to disabled so that the station does not generate SRFs Options Prompt Description Po...

Страница 229: ...e configuration of your system ringLatency Total accumulated latency of the ring that is associated with this path tmaxLowBound Minimum time value of fddiMACT Max that any MAC that is configured in th...

Страница 230: ...the ring might be reinitialized when there is no problem The higher you set this value the less chance of frequent reinitializations but the network takes longer to recover from errors You can use th...

Страница 231: ...tiple ports simultaneously When you specify multiple port numbers the system prompts you to choose the setting and then applies it to all of the ports Options Prompt Description Possible Values Defaul...

Страница 232: ...her values of T_Opr use less bandwidth to circulate the token but they increase token latency when the ring is saturated You can use this command to configure the same setting on multiple ports simult...

Страница 233: ...or Errors Sum of errorCount lateCount lostCount and tvxExpiredCount noRxBuffers Number of frames discarded because no buffer space was available port Port numbers assigned to the FDDI module The FDDI...

Страница 234: ...bor dupAddrTest Pass or fail test for a duplicate address duplicateAddr Whether this address is duplicated on the FDDI ring errorCount Number of SMT MAC errors frameCount Number of frames that this MA...

Страница 235: ...pplication Does not include frames that were not received into receive buffers such as missed frames rxFrameRate Average number of frames per second that this MAC received during the most recent sampl...

Страница 236: ...ames Number of frames that this MAC transmitted This number does not include MAC frames txInternalErrs Number of frames discarded because of an internal hardware error during transmission txMulticasts...

Страница 237: ...ctor You can use this command to configure the same setting on multiple ports simultaneously When you specify multiple port numbers the system prompts you to choose the setting and then applies it to...

Страница 238: ...station You can use this command to configure the same setting on multiple ports simultaneously When you specify multiple port numbers the system prompts you to choose the setting and then applies it...

Страница 239: ...have disabled data traffic from the MAC the MAC still participates in neighbor notification and is visible to network management You can use this command to configure the same setting on multiple por...

Страница 240: ...o configure the same setting on multiple ports simultaneously When you specify multiple port numbers the system prompts you to choose the setting and then applies it to all of the ports Options Prompt...

Страница 241: ...of times that the link error monitor rejected the link lerAlarm Link error rate estimate at which a link connection generates an alarm lerCondition Whether the lerEstimate is less than or equal to le...

Страница 242: ...ork manager software indicating a problem with a port Set the lerAlarm value below these values so that you receive alarms only if your network is in poor health The SMT Standard recommended value is...

Страница 243: ...at a port is removed only as a last resort The SMT Standard recommended value is 7 The lerCutoff value is expressed as an exponent such as 1 x 10 10 A healthy network has an LER exponent between 1 x 1...

Страница 244: ...rts for management Valid Minimum Abbreviation fd po label Important Consideration You can use this command to configure the same setting on multiple ports simultaneously When you specify multiple port...

Страница 245: ...id Minimum Abbreviation fd po p Options Prompt Description Possible Values Default Ports One or more FDDI station ports for which you want to set the path Any of the available ports on the installed F...

Страница 246: ...ent Station for each FDDI port Valid Minimum Abbreviation fd stationM d Important Consideration Before the new stationMode takes effect you must reboot your system Fields in the FDDI Station Mode Disp...

Страница 247: ...our system You can use this command to configure the same setting on multiple ports simultaneously When you specify multiple port numbers the system prompts you to choose the setting and then applies...

Страница 248: ...248 CHAPTER 8 FIBER DISTRIBUTED DATA INTERFACE FDDI...

Страница 249: ...ETERS Chapter 9 Bridge Wide Parameters Chapter 10 Bridge Port Parameters Chapter 11 Trunks Chapter 12 MultiPort Link Aggregation MPLA Chapter 13 Resilient Links Chapter 14 Virtual LANs VLANs Chapter 1...

Страница 250: ......

Страница 251: ...her hardware options that are configured for your system The following diagram shows the complete list of commands for all systems See the checklist at the beginning of each command description in thi...

Страница 252: ...and 9000 L3 modules see bridge addressThreshold later in this chapter This option is not available for the 3900 9300 9400 and 9000 L2 modules at this release agingTime Configurable time period in sec...

Страница 253: ...es the root bridge s priority value and the MAC address of port 1 on that bridge forwardDelay Time period in seconds that the bridge spends in each of two states listening and learning as assigned by...

Страница 254: ...path lowest value from the bridge root port to the root bridge The value sums individual port path costs To configure path costs for ports on the bridge see bridge port stpCost in Chapter 10 rootPort...

Страница 255: ...our system can communicate using IP when FDDI stations transmit packets that are too large for Ethernet IP fragmentation divides such large FDDI packets into smaller packets that can be bridged to Eth...

Страница 256: ...d from FDDI to Ethernet Valid Minimum Abbreviation b ipx Important Consideration When IPX SNAP Translation is disabled the system uses standard IEEE 802 1H bridging to translate 802 3_RAW packets to F...

Страница 257: ...onsiderations The bridge address table size on CoreBuilder switches is 32K that is the bridge can store a maximum of 32768 addresses The range of valid values for this parameter is between 1 and 1 plu...

Страница 258: ...derations Use this parameter to configure the system to age addresses in a timely manner without increasing packet flooding To disable the bridge aging function set the value to 0 This parameter does...

Страница 259: ...following STP bridge parameters priority max age hello time forward delay and group address These values do not function until STP is enabled CoreBuilder 3500 and CoreBuilder 9000 Layer 3 modules incl...

Страница 260: ...3900 9300 9400 Whether the Spanning Tree Protocol is enabled or disabled for the system enabled disabled disabled factory default or current value stpState 9000 L2 and L3 Whether the Spanning Tree Pro...

Страница 261: ...essed as a hexidecimal value The characters Ox signify this The lower the bridge s priority value the more likely it is that the bridge is chosen as the root bridge or a designated bridge You can chan...

Страница 262: ...f the value is too large the network may take longer than necessary to adjust to a new STP configuration after a topology change such as the restarting of a bridge A conservative value assumes a delay...

Страница 263: ...configuration messages is high shorten the time to make the protocol more robust If the probability of losing configuration messages is low lengthen the time to lower the overhead of the algorithm Th...

Страница 264: ...etwork The recommended and default value is 15 seconds Setting the value too low can result in temporary loops while STP reconfigures the topology Setting the value too high can lead to a longer wait...

Страница 265: ...ions Because there is no industry standard for a group address products from different vendors may respond to different group addresses If STP does not seem to be working in a mixed vendor environment...

Страница 266: ...l bridge ports see Chapter 10 To maximize the effectiveness of GVRP it should be enabled in as many end stations and network devices as possible VLANs that are created dynamically with GVRP exist only...

Страница 267: ...ways processed in the low priority queue along with tagged packets with priority values that match the low priority queue configuration CoS is enabled by default and initial queue assignments conform...

Страница 268: ...lasses 4 5 6 and 7 and queue 2 low priority has classes 0 1 2 and 3 If CoS is disabled indicated at the top of the display the display reflects the most recent configuration even though it is no longe...

Страница 269: ...the remaining priority values to the other queue If CoS is disabled you can still modify the queue settings however they do not affect traffic until CoS is enabled Options Prompt Description Possible...

Страница 270: ...i su Important Consideration For the CoreBuilder 3500 system and CoreBuilder 9000 Layer 3 modules IGMP commands exist under the ip multicast igmp menu Fields in the Bridge Multicast IGMP Summary Disp...

Страница 271: ...ct applies to the entire system or module IGMP snooping must be disabled on a CoreBuilder 9400 switch if you configure it as a MultiPoint Link Aggregation MPLA core switch For more information about M...

Страница 272: ...traffic from occupying unnecessary bandwidth the best device to operate as the querier is the one closest to the source of IP multicast traffic You can disable querying on select devices or manipulat...

Страница 273: ...mand only if you want the system to use a different source IP address for query packets If there are no in band IP interfaces configured and you want to enable querying you must enter an IP address wi...

Страница 274: ...ies to Layer 2 switching modules only If IGMP snooping is enabled lists the VLAN IDs of VLANs that are carrying IP multicast traffic Valid Minimum Abbreviation b mu i v Important Consideration For the...

Страница 275: ...is present on the selected VLAN you see this message No groups exist for this VLAN Options Fields in the Bridge Multicast IGMP Groups Display Prompt Description Possible Values Default VLAN ID ID num...

Страница 276: ...er 3500 system and CoreBuilder 9000 Layer 3 modules IGMP commands exist under the ip multicast igmp menu If the system or module is not functioning as the querier you see this message Device IS NOT de...

Страница 277: ...ng routing protocols Distance Vector Multicast Routing Protocol DVMRP Multicast Open Shortest Path First MOSPF and Protocol Independent Multicast PIM Router port entries age out after 100 seconds Rout...

Страница 278: ...If no query packets have been received within the last five minutes approximately when you enter this command the system responds No queries are heard by the switch For the CoreBuilder 3500 system and...

Страница 279: ...f access and the types of modules and other hardware options that are configured for your system The following diagram shows the complete list of commands for all systems See the checklist at the begi...

Страница 280: ...get which port is the anchor port You must use the anchor port number to display a port summary for a trunk Fields in the Bridge Port Summary Display Field Description fwdTransitions Number of times t...

Страница 281: ...hown in the rxFrames field in the Ethernet display state Current operating state of the port Blocking The bridge continues to run STP on the port but the bridge does not receive packets from the port...

Страница 282: ...frame transmission removed STP is disabled on the port but the port can still receive or transmit frames if its link state is up If bridge wide STP is disabled the port STP setting has no effect as l...

Страница 283: ...d Description designatedBridge Identity of the designated bridge of the LAN to which the port is attached It is an STP port parameter designatedCost Cost through this port to get to the root bridge Th...

Страница 284: ...and is considered the most significant portion because it is the first factor that determines if a port is to be the designated port when more than one bridge port is attached to the same LAN The lowe...

Страница 285: ...t limit operates both multicast and broadcast frames or broadcast frames only The default value is McastBcast To configure this option see bridge port multicastLimit in this chapter rxNoDestDiscs 3900...

Страница 286: ...the bridge Disabled Management has disabled the port or the link state is down stp Configurable status of STP on a port Provided that bride wide STP is enabled the port STP configuration states funct...

Страница 287: ...nly if the frame is for a protocol that the local bridging function is processing includes bridge management frames txMcastFilters 3500 and 9000 L3 Number of frames that this port discarded because of...

Страница 288: ...est numbered port only However be aware that the limit that you specify applies separately to each link in the trunk even though you only enter it once that is it is not an aggregate For a larger arra...

Страница 289: ...explains the forwarding behavior of a port based on its bridge and port STP states Options Bridge STP State Port STP State Port Participates in STP Port Forwards Frames Disabled Disabled No Yes if li...

Страница 290: ...reached through the port more likely to be low in the Spanning Tree topology The lower the LAN is in the topology the less through traffic it carries For this reason you may want to assign a large pat...

Страница 291: ...eously When you specify multiple port numbers the system prompts you to choose the setting and then applies it to all of the ports Port priority is a 1 octet value written in hexidecimal format If all...

Страница 292: ...nable GVRP on a port but you have not enabled it for the bridge GVRP does not function To maximize the effectiveness of GVRP it should be enabled in as many end stations and network devices as possibl...

Страница 293: ...d with a trunk the display groups ports that are associated with a trunk on one line for example 3 4 6 and lists the addresses that are associated with the trunk Options Prompt Description Possible Va...

Страница 294: ...th the trunk A statically configured address is never aged out of the address table and cannot be learned on a different port You must first remove it from its former port Options Prompt Description P...

Страница 295: ...used to remove only static MAC addresses because the bridge could relearn a dynamic MAC address shortly after you remove it Options Prompt Description Possible Values Default VLAN interface indexes on...

Страница 296: ...port as well as the vlan index number if the system is in allClosed mode that is associated with a specified MAC address Valid Minimum Abbreviation b po a fi Options Prompt Description Possible Value...

Страница 297: ...lly Valid Minimum Abbreviation b po a flusha Important Consideration If the bridge is power cycled reset or rebooted the address table is automatically flushed Options Prompt Description Possible Valu...

Страница 298: ...a flushd Important Consideration If the bridge is power cycled reset or rebooted the address table is automatically flushed Options Prompt Description Possible Values Default VLAN interface indexes o...

Страница 299: ...NMP management do not distinguish a trunk from any other network port Unlike for any other network port the system automatically distributes traffic across the ports that are associated with a trunk I...

Страница 300: ...he checklist at the beginning of each command description in this chapter for whether your system supports the command bridge menu display ipFragmentation ipxSnapTranslation addressThreshold agingTime...

Страница 301: ...ce modules The Gigabit Ethernet GEN Switch Fabric Module Model Number 3CB9FG24T has 24 non blocking Gigabit Ethernet ports that connect to the chassis backplane to provide high speed low latency conne...

Страница 302: ...backplane trunking through the interface modules When you enable autoMap on a module in a specific slot the switch fabric module verifies that the switch fabric module and the interface module s backp...

Страница 303: ...ce module must reconfigure to support backplane configuration requirements If the switch fabric module or interface module must reconfigure then a message is sent to the user that a reset is required...

Страница 304: ...ontrol Message Protocol TCMP is enabled or disabled and whether the port link is up or down Valid Minimum Abbreviation b t s Fields in the Bridge Trunk Summary Display Field Description Index Identify...

Страница 305: ...r that the system assigned to the trunk Node trunk id list Node trunk identifications that each port has detected on the trunk Ports Ports in the trunk The second half of the display lists each indivi...

Страница 306: ...trunk but not yet active in the trunk inUse Active in the trunk Trunk state State up or down of each port link in the trunk txFrames Number of TCMP messages that were transmitted on each port txHello...

Страница 307: ...you have the default VLAN as well as IP VLANs and you then define a trunk with ports in one of the IP VLANs the system removes those ports from that VLAN and places them in the default VLAN You must m...

Страница 308: ...ebooting a module returns you to the EME prompt which requires you to reconnect to the module The following considerations apply to the trunk clustering function MultiPoint Link Aggregation MPLA in th...

Страница 309: ...can contain up to 3 ports The FGA24 switch fabric module supports up to 4 trunk groups with up to 6 ports per trunk and the FGA24T and GA9 switch fabric modules support up to 12 trunk groups with up t...

Страница 310: ...de 100half 100full 4 For an Ethernet trunk enter the flow control setting on off rxOn or txOn Mode Operating mode for the trunk 100half 100full for Fast Ethernet 10half 10full 100half 100full for plat...

Страница 311: ...e operation that creates two trunks Select menu option bridge trunk define Select mac type Fast_Ethernet Gigabit_Ethernet Fast_Ethernet Select ports 14 19 all 14 18 Enter mode 100half 100full 100full...

Страница 312: ...ion remove the trunk and define a new one You cannot modify add or remove ports that are part of different trunks from the trunk that you are modifying To avoid configuration errors do not modify Fibe...

Страница 313: ...port characteristics such as FDDI station mode For example in an FDDI trunk you cannot change a trunked DAS dual attach station port to an SAS single attach station port or an SAS port to a DAS port I...

Страница 314: ...unks can contain up to 3 ports The FGA24 switch fabric module supports up to 4 trunk groups with up to 6 ports per trunk and the FGA24T switch fabric module supports up to 12 trunk groups with up to 6...

Страница 315: ...rrent value Trunk name Name of the trunk Use quotation marks around any string with embedded spaces Maximum 32 alphanumeric characters for a list of selectable trunk names Current trunk name TCMP Trun...

Страница 316: ...ll duplex mode All ports in the trunk are set to the specified operating mode 4 To change the flow control setting for a Gigabit Ethernet trunk only enter a new flow control setting 5 To change the na...

Страница 317: ...trunks selection ports name 1 7 8 12 trunk1 2 1 2 4 19 trunk2 3 3 14 17 18 trunk3 Select trunk index 1 3 2 Fast Ethernet Select ports 1 2 5 6 15 16 19 all 1 2 19 1 2 Enter trunk name trunk2 Enter TCM...

Страница 318: ...ave a trunk with two Gigabit Ethernet ports which consolidates two Gigabit trunk resources into one as well as three other trunks and you then try to remove the Gigabit Ethernet trunk you will exceed...

Страница 319: ...trunk remove CB9000 slot10 1 12 E FEN TX L3 bridge trunk remove Select trunk index s 1 2 all 2 The configuration of the ports will be modified The module must be rebooted to complete trunk configurat...

Страница 320: ...320 CHAPTER 11 TRUNKS...

Страница 321: ...e Menu Structure The commands that you can use depend on the system that you have your level of access and the types of modules and other hardware options that are configured for your system The follo...

Страница 322: ...ated link Valid Minimum Abbreviation b mp s Fields in the Bridge MPLA Summary Display Field Description Mode Whether MPLA is enabled on the switch Possible values are enabled and disabled The default...

Страница 323: ...Displays the trunk state and node trunk IDs for the switch ports Valid Minimum Abbreviation b mp d Fields in the Bridge MPLA Detail Display Field Description Mode Whether MPLA is enabled on the switc...

Страница 324: ...ltiple trunked links may connect an edge and core switch for added bandwidth Use only Gigabit Ethernet links between MPLA core switches and edge switches All links from an edge switch to the MPLA core...

Страница 325: ...ation on the switch use the bridge mpla mode disable command 2 Select the ports that you want to be part of the multipoint aggregated link using the bridge trunk define command as described in Chapter...

Страница 326: ...on b mp p Important Considerations You execute this command on each of the two CoreBuilder 9400 switches in the MPLA core In each core switch you use this command to specify the MAC address for the ou...

Страница 327: ...ve your level of access and the types of modules and other hardware options that are configured for your system The following diagram shows the complete list of commands for all systems See the checkl...

Страница 328: ...summary report the system displays the index number link name and whether the link is up or down Valid Minimum Abbreviation b l s Fields in the Bridge Link Summary Display Field Description Index Num...

Страница 329: ...work traffic Enable State Whether the resilient pair is enabled or disabled Index Number that the system assigned to the resilient link pair You can select all resilient link pairs or one resilient li...

Страница 330: ...f a VLAN create the resilient links before you create the VLAN When you create a resilient link that includes ports that are part of a VLAN those ports are removed from the VLAN You must modify the VL...

Страница 331: ...em prompt to define another link enter y yes or to end the link define sequence enter n no You must reboot for the links to take effect Prompt Description Possible Values Default Resilient link name N...

Страница 332: ...s enabled the resilient link transmits or receives frames When the bridge link linkState option is disabled the resilient link no longer transmits or receives frames Options Prompt Description Possibl...

Страница 333: ...he active port The active port carries the network traffic Valid Minimum Abbreviation b l a Options Prompt Description Possible Values Default Resilient link index Index number of the link whose activ...

Страница 334: ...s before you create the VLAN When you create a resilient link that includes ports that are part of a VLAN those ports are removed from the VLAN You must modify the VLAN and add the new bridge port to...

Страница 335: ...aracters Main port New port to be the main port of the defined resilient link Any of the available ports on the system Standby port New port to be the standby port of the defined resilient link Any of...

Страница 336: ...equires that you reboot the system Options Bridge Link Remove Example Select menu option bridge link remove Select link index s 1 2 all 2 The configuration of the ports will be modified The system mus...

Страница 337: ...commands for all systems See the checklist at the beginning of each command description in this chapter for whether your system supports the command The bridge vlan stpMode command is available only w...

Страница 338: ...CoreBuilder 9400 SuperStack II Switch 3900 and SuperStack II Switch 9300 the VLAN mode affects all configured VLANs on the system For the entire system the default VLAN mode is allOpen For the CoreBu...

Страница 339: ...d and the GVRP state for each bridge port is disabled The system prompts you for a VLAN interface index number before it displays the summary information Options Fields in the Bridge VLAN Summary Disp...

Страница 340: ...e the list of ports includes ports 1 12 and port 13 which is the module s backplane port Type VLAN mode Either allOpen or allClosed VLANs in allOpen mode share a single address table for all configure...

Страница 341: ...he following conditions If the VLANs are defined for the same protocol type or for the type called unspecified and do not share any ports Example IP VLAN1 has ports 1 through 6 and IP VLAN2 has ports...

Страница 342: ...information when you configure a VLAN for IP or you create the IP VLAN and then define multiple IP interfaces per VLAN See Chapter 16 Options Fields in the Bridge VLAN Detail Display Prompt Descriptio...

Страница 343: ...g to each VLAN In the second part of the detail display the Port column lists the ports for the VLAN individually and indicates ports that are trunked or have tagging On the CoreBuilder 9000 the list...

Страница 344: ...the specific VLAN Router port IP interfaces require allClosed mode VID Unique user defined integer VLAN ID that identifies this VLAN It is used by management operations You can assign or modify a VID...

Страница 345: ...our IP VLANs without Layer 3 address information To define multiple IP interfaces per IP VLAN use the ip interface define command See Chapter 16 The VLAN that you create with this command is a static...

Страница 346: ...e If a port is shared by another VLAN verify that if tagging is the only distinguishing characteristic between the VLANs the specified tag type is not in conflict with the port s tag type in another V...

Страница 347: ...en VLANs on other switching modules you can configure the backplane port of the Layer 3 switching module as part of the VLANs and then define a routing interface for each VLAN One VLAN equals one netw...

Страница 348: ...y a port that is owned by a router port IP interface One or more of the ports that are available to be assigned to the VLAN all for a list of selectable ports Protocol suite for VLANs other than the d...

Страница 349: ...ine commands y yes n no y Layer 3 address and mask IP VLAN only Fields IP network address and subnet mask you can use to set up flood domains for overlapping IP VLAN subnetworks This is the last relea...

Страница 350: ...s example shows the steps necessary to define a protocol based VLAN for IPX 802 3 on a Layer 3 switching module In this example only the backplane port port 13 of the module has IEEE 802 1Q tagging th...

Страница 351: ...tion 3 6 Selectable bridge ports selection ports label 1 1 2 2 3 3 5 CampusLk1 4 4 6 6 8 CampusLk2 9 9 10 10 11 11 12 12 13 13 Select bridge ports 1 4 6 9 13 all 3 6 3 6 9 Enter protocol suite IP IPX...

Страница 352: ...D is used as the IEEE 802 1Q tag for a port if tagging is enabled On the CoreBuilder 9000 the list of ports includes the front panel ports and both backplane ports even though only the lower numbered...

Страница 353: ...t belong to the VLAN If you include trunked ports specify the anchor port of the trunk See Important Considerations for information about the list of ports One or more of the ports that are available...

Страница 354: ...itch fabric module port based on the slot that contains the switching module CB9000 slot 10 1 20 E FEN TX L2 bridge vlan define Enter VID 2 4094 3 3 Select bridge ports 1 22 all 1 5 21 Configure per p...

Страница 355: ...d port in each trunk If there are no trunk ports enter one or more port numbers or enter all to assign all ports to the VLAN For the CoreBuilder 3500 if you want to modify your VLAN to include FDDI DA...

Страница 356: ...le Values Default VLAN interface index System assigned index number that identifies a VLAN SelectableVLAN index all for a list of selectable indexes 1 if you have only the default VLAN VID for VLANs o...

Страница 357: ...n no y Layer 3 address and mask IP VLAN Optional fields IP network and mask used to set up flood domains for overlapping IP VLAN subnetworks Any valid IP network address and mask Current address and m...

Страница 358: ...r an IP VLAN a Enter y for Layer 3 addressing b Enter the Layer 3 network address c Enter the Layer 3 subnet mask To accept the default or current value in brackets press Return or Enter 6 Specify whe...

Страница 359: ...ne 802 1Q Enter port 13 tag type none 802 1Q 802 1Q 802 1Q Enter VLAN Name IPX IPX1 Bridge VLAN Modify Example 3500 This example shows the steps to modify the member ports and per port tagging for an...

Страница 360: ...ging type of a backplane port on a switching module make sure that you modify the tagging type of the corresponding port on the switch fabric module If tagging is enabled for a port the software uses...

Страница 361: ...e VID for VLANs other than the default Unique user defined integer used by management operations 2 4094 Current VID Bridge ports Index numbers of the bridge ports that belong to the VLAN To add trunke...

Страница 362: ...r port 2 tag type none 802 1Q 802 1Q 802 1Q Enter port 3 tag type none 802 1Q 802 1Q 802 1Q Enter port 21 tag type none 802 1Q 802 1Q 802 1Q Enter VLAN Name vlan3 vlantag3 Bridge VLAN Modify Example 3...

Страница 363: ...ort IP interface or a protocol based VLAN associated with a particular router interface Options Bridge VLAN Remove Example 3500 Prompt Description Possible Values Default VLAN interface index System a...

Страница 364: ...s but can still be routed between VLANs This mode implies that each VLAN that you create has its own address table For the CoreBuilder 3500 system and CoreBuilder 9000 Layer 3 modules if you are using...

Страница 365: ...stpState command See Chapter 10 If you have configured router port IP interface and therefore have a router port VLAN the ignore STP mode is enabled and cannot be changed You cannot select a router p...

Страница 366: ...he index of the VLAN that it was unable to create The system removes all bridge ports from the VLAN that it could not restore from NV data but does maintain the previously stored NV data The differenc...

Страница 367: ...tagged frame ingress rules vary for 2 0 0 to 3 0 0 For more information see the CoreBuilder 9000 Implementation Guide Options Bridge VLAN Aware Mode Example 3500 Select menu option bridge vlan vlanAw...

Страница 368: ...368 CHAPTER 14 VIRTUAL LANS VLANS...

Страница 369: ...cessing paths on each bridge port of the system After you create a packet filter you can assign the filter to the transmit or the receive paths of any bridge port or group of bridge ports The filter e...

Страница 370: ...command description in this chapter for whether your system supports the command bridge menu display ipFragmentation ipxSnapTranslation addressThreshold agingTime spanningTree gvrpState cos port mult...

Страница 371: ...d Minimum Abbreviation b pa li Bridge Packet Filter List Example 3500 Select menu option bridge packetFilter list Packet Filter 1 rejdiffportgrp Port 11 txA rxA In the example the system has one packe...

Страница 372: ...eated or loaded filters on the system The packet filter id and name are displayed followed by a list of the packet filter instructions Options Sample Bridge Packet Filter Display 3500 Select menu opti...

Страница 373: ...To verify that the filter has been created use the bridge packetFilter list command To see the contents of the portGroup filter use the bridge PacketFilter display command The system only creates the...

Страница 374: ...t saved across editor sessions After you create the filter edit it using bridge packetFilter edit as described later in this chapter The alternative to creating a custom packet filter using the built...

Страница 375: ...ne the packet filter algorithm See the Implementation Guide for your system for information about developing the packet filters Select menu option bridge packetFilter create custom Editor Commands Buf...

Страница 376: ...bridge packetFilter list command Options Bridge Packet Filter Delete Examples 3500 Select menu option bridge packetFilter delete Select filter 1 1 1 Delete packet filter n y y y Packet filter 1 has b...

Страница 377: ...em for information about developing the packet filters Save your work periodically with Ctrl w To complete the editing process press Esc The system replaces the filter or creates a new filter dependin...

Страница 378: ...Ctrl o Save Ctrl w Exit Esc Edit buffer has been saved name rejdiffportgrp Replace existing filter n y y y Packet filter 1 has been replaced Select menu option bridge packetFilter edit Select filter...

Страница 379: ...e Management Engine EME using TFTP then connect to the Layer 3 module then enter this bridge packetFilter load command The syntax of the EME download command is download module slot subslot filter IP...

Страница 380: ...gs on to the CoreBuilder 9000 EME and issues the download command to transfer the filter file to the EME Note that the user specifies the type of download filter and for which module 6 01 the filter i...

Страница 381: ...ort groups Type q to return to the previous menu or for help CB9000 slot6 1 12 E FEN TX L3 bridge packetFilter load Packet filter 1 stored CB9000 slot6 1 12 E FEN TX L3 bridge packetFilter list Packet...

Страница 382: ...ssign a filter to a port that already has a filter assigned the system displays a warning message and the assignment fails After you assign the filter ports and paths are removed from the list of poss...

Страница 383: ...nges and commas to indicate individual non contiguous ports To specify multiple paths separate the paths with commas Select menu option bridge packetFilter assign Select filter 1 1 Select bridge port...

Страница 384: ...ing bridge ports on the system After you unassign the filter ports and paths are added to the list of possible values which are listed in the Options table Options Prompt Description Possible Values D...

Страница 385: ...ridge Packet Filter Unassign Examples 3500 The unassignment is from the transmit all txA paths on port 1 Select menu option bridge packetFilter unassign Select filter 1 1 1 Select bridge port 1 1 Sele...

Страница 386: ...defined port groups Valid Minimum Abbreviation b pa p l Bridge Packet Filter Port Group List Example In the example the system has two port groups defined Marketing and Sales The display shows the gr...

Страница 387: ...onsideration Possible values for port groups n depend on the number of user defined port groups on the system Options Sample Bridge Packet Filter Port Group Display 3500 Prompt Description Possible Va...

Страница 388: ...g See bridge packetFilter create portGroup and bridge packetFilter assign earlier in this chapter Possible values for bridge ports n depend on the number of bridge ports on the system Options Prompt D...

Страница 389: ...etFilter portGroup create Select port group mask 1 32 15 Select port group name Marketing Port Group 1 Marketing has been created Select bridge port s 1 6 all 1 3 4 Select menu option bridge packetFil...

Страница 390: ...ng port group IDs are automatically renumbered to maintain consecutive numbering Possible values for port groups n depend on the number of user defined port groups on the system Options Bridge Packet...

Страница 391: ...user defined port groups on the system Possible values for bridge ports n depend on the number of existing bridge ports on the system Options Bridge Packet Filter Port Group Add Port Examples When you...

Страница 392: ...of existing bridge ports on the system Options Bridge Packet Filter Port Group Remove Port Examples Select menu option bridge packetFilter portGroup remove Select port group 1 2 2 2 Select bridge port...

Страница 393: ...ROUTING PROTOCOLS Chapter 16 Internet Protocol IP Chapter 17 Virtual Router Redundancy Protocol VRRP Chapter 18 IP Multicast Chapter 19 Open Shortest Path First OSPF Chapter 20 IPX Chapter 21 AppleTa...

Страница 394: ......

Страница 395: ...ormal circumstances the system first tries to determine if it can bridge the frame before routing it Router port based routing The system first tries to route packets that belong to recognized protoco...

Страница 396: ...have your level of access and the types of modules and other hardware options that are configured for your system The following diagram shows the complete list of commands for all systems See the chec...

Страница 397: ...Level Menu system module management ethernet fddi bridge ip ipx appletalk qos snmp analyzer log script logout disconnect dns menu display domainName define modify remove nslookup udpHelper menu displa...

Страница 398: ...MP router discovery appear under ip interface detail and are set on a per interface basis The Type field differs according to platform In the CoreBuilder 3500 which provides port based routing and VLA...

Страница 399: ...ame format and representation as an IP address The subnet mask determines which bits in the IP address are interpreted as the network number the subnetwork number and the host number Each IP address b...

Страница 400: ...roxy Whether ARP proxy is enabled or disabled for the specified interface Broadcast address Broadcast address for the specified interface Directed broadcast Whether the forwarding of a directed broadc...

Страница 401: ...bnetwork part of the address Each IP address bit that corresponds to a 0 is in the host part of the IP address Type Type of interface VLAN based VLAN or router port based port Index Index number of th...

Страница 402: ...all 1 1 IP routing is disabled Index IP address Subnet mask State Type ID 1 158 101 31 21 255 255 255 0 Down Port 1 Index ARP proxy Broadcast address Directed broadcast ICMP redirect 1 enabled 255 25...

Страница 403: ...o not have to define the VLAN first the corresponding single port VLAN is automatically defined Port based routing uses allClosed mode VLAN based routing uses either allClosed or allOpen mode If you a...

Страница 404: ...ess bit that corresponds to a 0 is in the host part of the IP address A valid subnet mask in accordance with the bits that are used for network number subnetwork and host number Depends on specified I...

Страница 405: ...pe vlan port vlan port VLAN mode must be changed to allClosed to support this interface This removes all VLANs then re creates the Default VLAN continue n y y y Select bridge port 1 6 1 IP Interface D...

Страница 406: ...c to your network and system A valid IP address in the range of addresses that are assigned to your organization Subnet mask 32 bit number that uses the same format and representation as an IP address...

Страница 407: ...to modify Not applicable if you have more than one interface A selectable IP interface index for a list of selectable indexes Current value IP address IP address of the interface that you want to mod...

Страница 408: ...tries in the routing table or the Address Resolution Protocol ARP cache On the CoreBuilder 3500 if you remove a router port based IP interface the system removes the virtual LAN VLAN that is associate...

Страница 409: ...ystem which uses its own routing table to reach the destination on the other network When an interface is defined the default ARP proxy state is enabled The end stations must view the entire network c...

Страница 410: ...CHAPTER 16 INTERNET PROTOCOL IP IP Interface ARP Proxy Example 3500 Select menu option ip interface arpproxy Select IP interfaces 1 2 all 2 Interface 2 Enter proxy state disabled enabled enabled enab...

Страница 411: ...s used for the RIP interface You see the specified broadcast address as the advertisement address under the RIP menus See ip rip display later in this chapter for information about the RIP interface d...

Страница 412: ...ess that is defined for this interface to forward the directed broadcast You can disable the forwarding of a directed broadcast if security is an issue By default the directed broadcast state is enabl...

Страница 413: ...n a directly connected network If the software determines that a received frame has a better path available through another gateway It sends an ICMP redirect message back to the originator of the fram...

Страница 414: ...ion of an ICMP redirect to the sender of a frame Not applicable if you have more than one interface One or more selectable interface indexes all for a list of selectable interface indexes Current valu...

Страница 415: ...router with the highest preference level An appropriately configured end station can locate one or more routers on the LAN to which it is attached The end station then automatically installs a defaul...

Страница 416: ...ment ICMP router discovery on an interface The system prompts you for a state for each interface enabled disabled disabled or current value Preference If you select enabled the host interprets an unsi...

Страница 417: ...very Select IP interfaces 1 all 1 1 Interface 1 Enter router discovery state disabled enabled disabled enabled Interface 1 Enter router discovery preference 0 Interface 1 Enter maximum advertisement i...

Страница 418: ...selectable interface indexes Field Description inAddrErrors Number of datagrams that the IP station discarded because of an error in the source or destination IP address inCsumErrors Number of datagra...

Страница 419: ...ce and that need to be forwarded but that have an IP header TTL value of less than 2 outDiscards Number of packet transmit discards outForwards Total number of packets that a router has forwarded to a...

Страница 420: ...t the status line indicates whether IP routing is enabled For the CoreBuilder 9000 Layer 3 module it also indicates whether Internet Control Message Protocol ICMP router discovery is enabled on the sy...

Страница 421: ...r routers to compare routing information received from different sources Gateway Address that directs the router how to forward packets whose destination addresses match the route s IP address and sub...

Страница 422: ...can define up to 64 static routes Static routes remain in the table you must remove them before you can remove the corresponding interface Static routes take precedence over dynamically learned routes...

Страница 423: ...t Consideration When you enter the command the system deletes the route immediately from the routing table You are not prompted to confirm the deletion Options Prompt Description Possible Values Defau...

Страница 424: ...from the routing table Valid Minimum Abbreviation ip route fl Important Considerations The system flushes all learned routes from the routing table immediately You are not prompted to confirm the dele...

Страница 425: ...to the host that sent the packet On the CoreBuilder 3500 or the CoreBuilder 9000 Layer 3 module you establish a static sink default route so that the system can advertise itself as a default router Th...

Страница 426: ...Builder 9000 Applies to Layer 3 switching modules only Deletes the default route Valid Minimum Abbreviation ip route n Important Consideration The system deletes the default route from the routing tab...

Страница 427: ...nd enables you to find a route using an IP address or a host name as long as the Domain Name System DNS is configured When you enter this command with a valid IP address or host name the system displa...

Страница 428: ...rresponding MAC addresses The first line in the output the status line indicates whether IP routing is enabled For the CoreBuilder 9000 Layer 3 module it also indicates whether Internet Control Messag...

Страница 429: ...platforms you can define up to 64 entries Options IP ARP Static Example Select interface index 1 2 2 Enter IP address 158 101 12 12 Enter MAC address 00 00 00 00 00 01 Prompt Description Possible Valu...

Страница 430: ...changed Valid Minimum Abbreviation ip ar rem Important Considerations When you enter the command the system deletes the entry from the cache immediately You are not prompted to confirm the deletion If...

Страница 431: ...s all entries from the Address Resolution Protocol ARP cache Valid Minimum Abbreviation ip ar flushA Important Considerations To flush dynamic entries only see ip arp flushDynamic next in this chapter...

Страница 432: ...dynamic learned entries from the Address Resolution Protocol ARP cache Valid Minimum Abbreviation ip ar flushD Important Considerations To flush all entries static and dynamic see the previous ip arp...

Страница 433: ...ynamic entries remain in the ARP cache before they are removed By default the system flushes the entry from the cache when it reaches the age time A value of 0 indicates no age time and the entry rema...

Страница 434: ...rface of all the interfaces that are associated with the port The system supports baselining for ARP statistics Options Fields in the IP ARP Statistics Display Prompt Description Possible Values Defau...

Страница 435: ...the following three frames because the state of the IP interface was down ARP request ARP reply IP frame to be forwarded pending ARP resolution outMemErrors Failure of the system to allocate memory t...

Страница 436: ...ntact an IP station With the DNS commands you specify one or more name servers that are associated with a domain name Each name server maintains a list of IP addresses and their associated host names...

Страница 437: ...nt Considerations You can specify a domain name with up to 79 alphanumeric characters Use single quotation marks around any string that has embedded spaces Use double quotation marks to enter an empty...

Страница 438: ...tion ip d de Important Considerations When the system accepts the new IP address it displays a message like the following Server s IP address xxxxx is added to the DNS database The system assigns an i...

Страница 439: ...e list of name server addresses and the index number that is associated with each The system assigns an index number to the new IP address Use this index number to modify this IP address Options Promp...

Страница 440: ...s Valid Minimum Abbreviation ip d r Important Consideration When you enter the command the system displays the list of name server addresses and the index number that is associated with each Options P...

Страница 441: ...breviation ip d n Important Considerations Specify a host name or IP address at the prompt Enter a string of up to 255 characters Use single quotation marks around any string with embedded spaces Use...

Страница 442: ...DHCP Dynamic Host Configuration Protocol which rely on the BOOTP relay agent When you configure the logical BOOTP port you can boot hosts through the router UDP Helper also provides a relay agent for...

Страница 443: ...reviation ip u de Important Considerations You can have up to 63 combinations of port numbers and IP forwarding addresses per router You can have multiple IP address entries for the same ports Options...

Страница 444: ...id Minimum Abbreviation ip u r Important Consideration The system immediately removes the port numbers and IP forwarding addresses that you specified You are not prompted to confirm the deletion Optio...

Страница 445: ...ing modules only Sets the maximum hop count to specify how many steps the system uses to forward a packet through the router Valid Minimum Abbreviation ip u h Options Prompt Description Possible Value...

Страница 446: ...maximum number of times that the system forwards a packet to the network Valid Minimum Abbreviation ip u t Important Consideration By default there is no threshold 0 Options Prompt Description Possib...

Страница 447: ...ns Overlapped IP interfaces are multiple logical interfaces that are defined for a single physical port You can specify how UDP Helper forwards packets from overlapped IP interfaces with one of three...

Страница 448: ...y distributing interfaces Valid Minimum Abbreviation ip u i e Important Considerations The value even directs the system to hash the client s MAC address to determine the source network for forwarded...

Страница 449: ...overlapped IP interfaces by distributing the interfaces sequentially Valid Minimum Abbreviation ip u i s Important Considerations The value sequential directs the system to assign each overlapped IP i...

Страница 450: ...t Considerations When you enable IP routing the system acts as a standard IP router it forwards IP packets from one subnetwork to another when required When you disable IP routing the system discards...

Страница 451: ...500 IP interface options such as ICMP router discovery appear under ip interface detail earlier in this chapter and are set on a per interface basis The rest of the output contains more RIP interface...

Страница 452: ...led by default disabled Cost 3500 and 9000 only RIP cost for the interface by default 1 Index Index number of the interface Poison Reverse 3500 and 9000 only Whether poison reverse mode is enabled or...

Страница 453: ...The default RIP Version 2 mode is learn The four available RIP modes are as follows Disabled The interface ignores all incoming RIP packets and does not generate any RIP packets of its own Learn The i...

Страница 454: ...RIP mode Version 1 Selected RIP Version 1 mode that determines how the interface handles RIP 1 packets and updates disabled learn advertise 3500 9000 enabled 3500 9000 learn factory default or current...

Страница 455: ...e uses the multicast address of 224 0 0 9 when sending periodic updates This latest industry recommendation reduces the load on hosts that are not configured to listen to RIP 2 messages When the syste...

Страница 456: ...tworks The system uses the cost number between 1 and 15 to calculate route metrics Unless your network has special requirements assign a cost of 1 to all interfaces Options Prompt Description Possible...

Страница 457: ...routes Poison reverse works with Split Horizon as follows When you enable Poison Reverse for use with the Split Horizon scheme the default the system advertises reverse routes in updates but sets the...

Страница 458: ...m is advertising subnets 150 100 31 0 and 150 100 32 0 only the entry for network 150 100 0 0 is sent in the update With RIP Version 2 you must enable route aggregation mode if you want the interface...

Страница 459: ...table is not updated If you are using RIP 1 do not use the password option You cannot use the ASCII string none as the password This string is reserved to indicate the default password which is a null...

Страница 460: ...f you change the broadcast address If you subsequently use RIP 2 configure the interface to send RIP 2 advertisements and have the RIP 1 compatibility mode disabled the multicast address is used for u...

Страница 461: ...number of the interfaces for which you want to add the advertisement address One or more selectable interface indexes for a list of selectable interface indexes Previous entry if applicable Advertise...

Страница 462: ...es for an interface Valid Minimum Abbreviation ip ri re Options Prompt Description Possible Values Default IP interfaces Index number of the interfaces for which you want to remove the advertisement a...

Страница 463: ...nformation from Open Shortest Path First OSPF Export policies send information from the routing table to RIP and RIP routers which controls what is going out on the wire to the RIP domain You can also...

Страница 464: ...n from Open Shortest Path First OSPF Export policies send information from the routing table to RIP and RIP routers which controls what is going out on the wire to the RIP domain You can also export f...

Страница 465: ...e to OSPF The system assigns an index number to each policy and takes into account all route policies set on the system RIP and OSPF You can define up to 128 routing policies total shared between OSPF...

Страница 466: ...r example 255 255 0 0 A valid mask Based on route IP interfaces Index number of the interface indexes for which you want to define a routing policy One or more selectable interface indexes all for a l...

Страница 467: ...ith or without metric adjustments all all routers Specified route mask accept Accept specified route on specified interfaces with or without metric adjustments all all accept Accept all routes on spec...

Страница 468: ...0 Select IP interfaces 1 2 all 1 all Enter policy action accept reject accept Enter metric adjustment 0 16 0 Enter administrative weight 1 16 1 Protocol Source Router Route Action Description RIP OSPF...

Страница 469: ...ire to the RIP domain You can also export from the routing table to OSPF The system assigns an index number to each policy that you define This index takes into account all route policies set on the s...

Страница 470: ...pt reject accept Metric adjustment Used with accept increase or decrease in the converted route metric by the specified value Options include add subtract multiple metric by value use new metric as di...

Страница 471: ...ber to each policy that you define This index takes into account all route policies that are set on the system RIP and OSPF so the assigned index can be higher than you may expect When you remove a po...

Страница 472: ...ip statistics For CoreBuilder 9000 Applies to Layer 3 switching modules only Displays general RIP statistics Valid Minimum Abbreviation ip rip s Fields in the IP RIP Statistics Display Field Descripti...

Страница 473: ...ify a host name the host name and its associated IP address must be configured on a network name server Also you must add the IP address on the name server to the list of name server addresses that ar...

Страница 474: ...current value Select menu option ip ping Enter host name IP address 0 0 0 0 158 101 111 50 Press Enter key to interrupt PING 158 101 111 50 64 byte packets 64 bytes from 158 101 111 50 icmp_seq 0 tim...

Страница 475: ...n Do not use the burst option during periods of heavy network traffic Use this option only as a diagnostic tool in a network that has many routers to determine if one of the routers is not forwarding...

Страница 476: ...packet to travel to and from the host When disabled the system displays more detailed status information about each ICMP echo request packet disabled enabled disabled Time between sending each packet...

Страница 477: ...ending each packet 1 20 1 2 Configure ICMP sourceAddress n y y Index Interface address 0 Best interface default 1 158 101 117 151 2 158 101 10 1 Select interface index 0 2 0 1 Press Enter key to inter...

Страница 478: ...oute options You can either supply the host name or IP address as part of the command string or you can supply the information at the prompt When you specify a host name the host name and its associat...

Страница 479: ...ing N Network is unreachable H Host is unreachable P Protocol is unreachable F Fragmentation is needed n Unknown packet type To interrupt the command press Enter Options IP Trace Route Example Prompt...

Страница 480: ...me or IP address Host name or IP address of the destination that you want to ping A valid host name IP address 0 0 0 0 Maximum ttl Maximum number of hops that the system can use in outgoing probe pack...

Страница 481: ...address 158 101 101 27 Enter maximum Time to Live ttl 1 255 30 10 Enter Destination Port number 30000 65535 33434 Enter the number of probes to be sent at each ttl level 1 10 3 Enter time sec to wait...

Страница 482: ...at were discarded because they needed to be fragmented but could not be for example because their Don t Fragment bit was set fragOks Number of IP datagrams that were successfully fragmented inAddrErro...

Страница 483: ...address inErrors Number of received UDP packets that contain header errors noPorts Number of UDP packets that were received but addressed to an unsupported UDP port outDatagrams Number of UDP packets...

Страница 484: ...t were sent outEchoReps Number of ICMP echo reply packets that were sent outEchos Number of ICMP echo request packets that were sent outErrors Number of ICMP packets that were sent that were dropped d...

Страница 485: ...tructure The commands that you can use depend on the system that you have your level of access and the types of modules and other hardware options that are configured for your system The following dia...

Страница 486: ...selectable IDs ID of virtual router that is defined on the VLAN Field Description Address IP address of the virtual router Auth Whether the VRRP router uses simple password authentication If password...

Страница 487: ...sitional state between Backup and Master states Typically indicates that the virtual router has been configured but not enabled or that the virtual router mode has been set to disabled In this state t...

Страница 488: ...VLAN for which you want to display virtual router information One or more valid IP VLAN index numbers all for a list of selectable indexes Virtual router ID ID of the virtual router for which you wan...

Страница 489: ...VRRP advertisements with an invalid value in the Type field that this virtual router has received ipTtlErrors Total number of VRRP advertisements with IP TTL Time to Live not equal to 255 that this v...

Страница 490: ...ses that are associated with the virtual router Initialize Transitional state between Backup and Master states Typically indicates that the virtual router has been configured but not enabled or that t...

Страница 491: ...dress Type State Interval Pri Preempt Auth Error 1 158 101 175 228 Primary Master 1 sec 255 Yes pass none VIDX VRID becomeMaster advertReceived ckSumErrors versionErrors 2 1 1 0 0 0 VIDX VRID advIntEr...

Страница 492: ...ID of a virtual router that is already defined on the system or the VRID of a neighboring VRRP router Backup Routers Backup routers back up the primary router of a specified virtual router and assume...

Страница 493: ...uters in auto learn mode can learn the new address without having to manually add the new address to each backup router Advertisement Intervals The smaller the advertisement interval the smaller the f...

Страница 494: ...preempt mode no yes yes Enter Authentication Type none pass pass pass Enter 8 characters password echoe Advertise interval Time between virtual router advertisements 1 255 seconds 1 Preempt mode Whet...

Страница 495: ...router that is already defined on the system or the VRID of a neighboring VRRP router Backup Routers Backup routers back up the primary router of a specified virtual router and assume Master state re...

Страница 496: ...the Backup routers in auto learn mode can learn the new address without having to manually add the new address to each backup router Advertisement Intervals The smaller the advertisement interval the...

Страница 497: ...lphanumeric characters Prompt Description Possible Values Default Select menu option ip vrrp modify Enter VLAN interface index 2 3 2 Enter virtual router ID 1 1 Enter virtual router s type Primary Bac...

Страница 498: ...tem removes the virtual router which sends an advertisement to the other virtual routers that one of them must assume Master responsibilities immediately Options IP VRRP Remove Example Select menu opt...

Страница 499: ...nter VLAN interface index 2 3 all all Enter virtual router ID 1 2 all all Vrid 1 Enter virtual router mode enabled disabled disabled enabled Vrid 2 Enter virtual router mode enabled disabled disabled...

Страница 500: ...in the IP VRRP Neighbor Display Field Description VLAN Index Index number of the VLAN on which the virtual router is defined VRID Virtual Router ID Number that identifies the virtual router on the LA...

Страница 501: ...lds in the IP VRRP Statistics Display Field Description ckSumErrors Total number of VRRP advertisements with an invalid VRRP checksum value that this virtual router has received versionErrors Total nu...

Страница 502: ...502 CHAPTER 17 VIRTUAL ROUTER REDUNDANCY VRRP...

Страница 503: ...ching modules For the CoreBuilder 9000 platform the commands in this chapter apply to Layer 3 switching modules only For more information about IP multicast technology concepts and implementation proc...

Страница 504: ...ther your system supports the command dvmrp menu interface tunnels routeDisplay cacheDisplay default multicast menu dvmrp igmp cache traceRoute ip menu interface route arp multicast dns vrrp udpHelper...

Страница 505: ...st that you assign to the interface State Role that the interface plays in IP multicast delivery One or more of the following descriptors may appear querier The interface is functioning as the IGMP Qu...

Страница 506: ...erier for its subnetwork non querier The interface is not functioning as the IGMP Querier for its subnetwork leaf There are no routers downstream of this interface IP multicast group members may resid...

Страница 507: ...nterface metric later in this chapter If DVMRP is enabled on any interface IGMP snooping should also be enabled in the system See ip multicast igmp snooping later in this chapter If DVMRP is disabled...

Страница 508: ...system assigns to an interface when you define it even if DVMRP is not yet enabled The metric affects the shape of the IP multicast spanning tree when there are multiple paths to the same downstream...

Страница 509: ...way to identify individual tunnels which is necessary because multiple tunnel end points can be configured on the same routing interface Tunnel index numbers are also needed so that you can remove tu...

Страница 510: ...s a value of 1 when you define the tunnel but you can modify that value at any time see ip multicast dvmrp tunnels metric This value can be different from the metric that you assigned to the interface...

Страница 511: ...n top of a regular DVMRP routing interface Therefore before you can define a multicast tunnel end point in your system you must first define at least one IP virtual LAN VLAN define at least one IP int...

Страница 512: ...r of the interface on which you want to create a DVMRP tunnel end point A valid IP interface index number for a list of selectable indexes Remote address IP address of the remote multicast tunnel end...

Страница 513: ...message Before you can remove the IP interface you must remove the DVMRP tunnel When you remove a tunnel the system does not dynamically re order remaining tunnels in the DVMRP tunnel summary display...

Страница 514: ...onsideration The remote address that you specify must represent a routing interface on a different system and subnetwork Options Prompt Description Possible Values Default tunnel Index number of the t...

Страница 515: ...lue 1 as the TTL threshold for the tunnel which is different from the interface TTL threshold Use this command to modify the TTL threshold value on any existing tunnel Options Prompt Definition Possib...

Страница 516: ...tunnel which is different from the interface metric Use this command to modify the metric value on any existing tunnel Options Prompt Definition Possible Values Default tunnel Index number of the exis...

Страница 517: ...his value is not the DVMRP interface or tunnel metric which are shown under Metric in other displays Occasionally instead of a numeric value you may see NR meaning network unreachable Your system may...

Страница 518: ...255 255 255 255 factory default or current value Field Description Source Information about IP multicast sources Entries preceded by angle brackets are subnetworks that contain sources Entries without...

Страница 519: ...the inVif is being forwarded Each interface is presented as an index number and either an I or a T precedes each index number An I precedes a routing interface index number A T precedes a tunnel index...

Страница 520: ...nown routes to neighboring DVMRP routers only The interface advertises only the default route to neighboring DVMRP routers If the system learns a default route it propagates it no matter which mode is...

Страница 521: ...dex Number assigned to the routing interface to its right Address IP address of a routing interface in the system TtlThreshold Time to live TTL threshold that is assigned to the interface This thresho...

Страница 522: ...system that is identified by the index number to its left TtlThreshold Time to live TTL threshold that is assigned to the interface This threshold affects IP multicast packets only Protocol Multicast...

Страница 523: ...s the packet provided that no other restrictions exist Valid Minimum Abbreviation ip m i i t Important Considerations Because IGMP is enabled by factory default the system assigns a TTL threshold valu...

Страница 524: ...rward group traffic on those interfaces Valid Minimum Abbreviation ip m i s Important Considerations Your selection applies to all interfaces in the system 3Com recommends that you keep IGMP snooping...

Страница 525: ...always the device with the lowest IP address Valid Minimum Abbreviation ip m i q Important Considerations Your selection applies to all interfaces in the system The most efficient bandwidth usage is...

Страница 526: ...Administration Console menu description is protocol independent multicast cache this cache is not related to the multicast routing protocol called Protocol Independent Multicast PIM Options Prompt Des...

Страница 527: ...ndex number of the interface that receives incoming IP multicast group traffic Either an I or a T precedes the index number An I indicates a regular IP multicast interface A T indicates that the inter...

Страница 528: ...s a display that shows IP addresses of the interfaces that span from your system back to the source that you specify The display also shows the number of hops back to those interfaces the multicast ro...

Страница 529: ...use to configure Open Shortest Path First OSPF routing on your system For more information about administering OSPF routing on your network see the Implementation Guide for your system For the CoreBui...

Страница 530: ...face linkStateData neighbors routerID partition stubDefaultMetric virtualLinks policy statistics ip menu interface route arp multicast dns vrrp udpHelper routing ospf rip ping advancedPing traceRoute...

Страница 531: ...sting OSPF areas Valid Minimum Abbreviation ip o a di Fields in the IP OSPF Areas Display Field Description Advertise Whether the network range is advertised y or not n AreaID Area identifier Indx Ent...

Страница 532: ...e backbone area 0 0 0 0 is configured by default The area ID must be unique for the autonomous system On the CoreBuilder 3500 you can define a maximum of eight areas Options Prompt Description Possibl...

Страница 533: ...p o a modifya Options Prompt Description Possible Values Default Area Index number of the area that you want to modify Valid area index number for a list of selectable indexes Area ID In the form n n...

Страница 534: ...000 Applies to Layer 3 switching modules only Removes an existing OSPF area Valid Minimum Abbreviation ip o a removea Options Prompt Description Possible Values Default Area Index number of the area t...

Страница 535: ...ssible Values Default Area Index number of the area to which you want to add the range Valid area index number for a list of selectable indexes IP address IP address of the range that you want to add...

Страница 536: ...0 0 Advertise this area range yes no yes y Prompt Description Possible Values Default Area Index number of the area that contains the range that you want to modify Valid area index number for a list o...

Страница 537: ...nly Removes an OSPF area range Valid Minimum Abbreviation ip o a remover Options Prompt Description Possible Values Default Area Index number of the area that contains the range that you want to delet...

Страница 538: ...ation ip o d di Important Considerations If a default metric is not defined the router does not advertise itself as the default router By default the default route metric is not defined Field in the I...

Страница 539: ...ions If a default metric is not defined the router does not advertise itself as the default router By default the default route metric is not defined Defining is default route metric is useful when th...

Страница 540: ...nly Removes the default route metric Valid Minimum Abbreviation ip o d r Important Considerations If a default metric is not defined the router does not advertise itself as the default router By defau...

Страница 541: ...scription AreaID OSPF area to which the interface belongs Dead Intvl Time interval in seconds before OSPF declares that a neighbor is dead Hello Intvl OSPF Hello packet transmit interval in seconds fo...

Страница 542: ...ay Field Description AreaID OSPF area to which the interface belongs BDR IP interface of the backup designated router BDR Dead Intvl Time interval in seconds before OSPF declares that a neighbor is de...

Страница 543: ...operational and connects to either a point to point network or a virtual link The router attempts to form adjacency with the neighboring router DRother Interface is on a multiaccess network where this...

Страница 544: ...f packets discarded due to OSPF authentication errors Interpretation A non zero value is bad and means that packets from some OSPF routers are being discarded due to authentication errors This statist...

Страница 545: ...t interval mismatches that were detected mismatchMask Number of subnet mask mismatches that were detected packetXsumError Number of packet checksum errors since interface has come up receiveDD Number...

Страница 546: ...et is not processed When an OSPF link state acknowledgement LSAck packet is received and the packet length is too short When processing an LSAck packet if the area described by the packet is not known...

Страница 547: ...ransmitError Number of general transmit errors Interpretation A non zero value indicates that an OSPF packet could not be sent either out a particular interface or to a particular destination This cou...

Страница 548: ...bbreviation ip o i m Options Prompt Description Possible Values Default IP interface Index number of one or more IP interfaces on which you want to enable or disable OSPF One or more valid IP interfac...

Страница 549: ...rity of an OSPF router determines its status as a designated router Options Prompt Description Possible Values Default IP interface Index number of one or more IP interfaces to which you want to assig...

Страница 550: ...etwork segment because they are in the same area 0 0 0 0 indicates the OSPF backbone area Options Prompt Description Possible Values Default IP interface Index number of one or more interfaces that yo...

Страница 551: ...es a default cost value based on the module media type you can use this command to manually change the cost to a different value Options Prompt Description Possible Values Default IP interface Index n...

Страница 552: ...Set the transmit delay according to the link speed use a longer transmit delay time for slower link speeds The transmit delay must be consistent throughout the autonomous system Options Prompt Descrip...

Страница 553: ...d of time specified by the dead interval the router is considered inactive by its neighbors The Hello packet interval must be consistent throughout the autonomous system Options Prompt Description Pos...

Страница 554: ...ce Valid Minimum Abbreviation ip o i r Options Prompt Description Possible Values Default IP interface Index number of one or more interfaces on which you want to set the LSA retransmit interval One o...

Страница 555: ...routers on the network Options Prompt Description Possible Values Default IP interface Index number of one or more interfaces on which you want to set the dead interval One or more valid IP interface...

Страница 556: ...sword to none The password must be consistent throughout the autonomous system Options Prompt Description Possible Values Default IP interface Index number of one or more interfaces for which you want...

Страница 557: ...lay Prompt Description Possible Values Default Area ID Area ID in the form n n n n where 0 n 255 that corresponds to the OSPF area for which you want to view LSA summary information Valid area ID 0 0...

Страница 558: ...rea for which you want to view router link state advertisement information Valid area ID 0 0 0 0 factory default or current value Area mask Subnet mask of OSPF area for which you want to view router l...

Страница 559: ...Virtual link Neighboring router s router ID Link Type PTP Connection is point to point to another router Transit Net Connection is to a transit network one that has more than one OSPF router on it Stu...

Страница 560: ...a ID 0 0 0 0 factory default or current value Area Mask Subnet mask of OSPF area for which you want to view network LSA information Valid area mask 0 0 0 0 factory default or current value LSID Link S...

Страница 561: ...which you want to view summary LSA information Valid area ID 0 0 0 0 factory default or current value Area mask Subnet mask of the OSPF area for which you want to view summary LSA information Valid ar...

Страница 562: ...econds since LSA was originated LS Seq Sequence number of the LSA used to detect older duplicate LSAs LSID Type 3 Destination network s IP address Type 4 ASBR s OSPF router ID Metric Cost to reach the...

Страница 563: ...0 factory default or current value LSID mask Link State ID bit mask Example 255 0 0 0 Link State ID bit mask 0 0 0 0 factory default or current value Field Description Fwd Address Forwarding address f...

Страница 564: ...or Addr Interface address of neighbor Pri Neighbor s OSPF router priority ReqQ Number of LSAs being requested from neighbor Router ID Neighbor s OSPF router ID RxQ Number of LSAs in local retransmit q...

Страница 565: ...hbor addresses dynamically on interfaces that support multicast routing Define static neighbors only on nonmulticast interfaces Options Prompt Description Possible Values Default IP interface Index nu...

Страница 566: ...ing interface Valid Minimum Abbreviation ip o n r Options Prompt Description Possible Values Default IP interface Index number of the interface from which you want to remove a neighbor Valid interface...

Страница 567: ...s the default router ID Interface The index of an IP interface on the router Address An ID that you define in the form of an IP address OSPF routing must be inactive disabled before you can add or mod...

Страница 568: ...or a list of selectable indexes First available factory default or current value Router ID For address router ID type only Identifier that is assigned to router in the form of an IP address 0 0 0 0 an...

Страница 569: ...next system reboot 0 means that OSPF has been set to use the system memory partition at the next reboot 1 means that OSPF has been set to use the default memory allocation scheme deriving its partiti...

Страница 570: ...ally do not have to modify the OSPF memory allocation However if the softRestarts statistic shown by the ip ospf statistics option begins to climb it means that OSPF is thrashing for memory and you mu...

Страница 571: ...The stub default metric value determines if the router generates the default route into the stub areas of the network This value applies to area border routers ABRs that have attached stub areas If a...

Страница 572: ...e determines if the router generates the default route into the stub areas of the network This value applies to area border routers ABRs that have attached stub areas If a stub default metric is not d...

Страница 573: ...onsiderations The system removes the current stub default metric value immediately after you enter the command The stub default metric value determines if the router generates the default route into t...

Страница 574: ...ual link all for a list of selectable indexes Field Description Dead Intvl Number of seconds before the area border router s neighbors declare it down when they stop hearing the router s Hellos Hello...

Страница 575: ...Index number of a currently defined virtual link all for a list of selectable indexes Field Description Dead Intvl Number of seconds before the area border router s neighbors declare it down when the...

Страница 576: ...equested from the neighbor RxQ Number of LSAs that are in the local retransmit queue to the neighbor State Neighbor s adjacency Down No recent data received from neighbor connection is down Attempt On...

Страница 577: ...scarded due to OSPF authentication errors Interpretation A non zero value is bad and means that packets from some OSPF routers are being discarded due to authentication errors This statistic is increm...

Страница 578: ...nterval mismatches that have been detected mismatchMask Number of subnet mask mismatches that have been detected packetXsumError Number of packet checksum errors since the interface has come up receiv...

Страница 579: ...ocessed When an OSPF link state acknowledgement LSAck packet is received and the packet length is too short When processing an LSAck packet if the area described by the packet is not known by the rout...

Страница 580: ...nsmitError Number of general transmit errors Interpretation A non zero value indicates that an OSPF packet could not be sent either out a particular interface or to a particular destination This could...

Страница 581: ...e area In cases where an area border router does not have direct physical access to the backbone you must configure a virtual link to act as a logical link to the backbone area You can define up to 32...

Страница 582: ...9000 Applies to Layer 3 switching modules only Removes a virtual link Valid Minimum Abbreviation ip o v rem Options Prompt Description Possible Values Default Virtual link Index number of the virtual...

Страница 583: ...eviation ip o v a Options Prompt Description Possible Values Default Virtual link Index number of the virtual link for which you want to specify a new area ID Index number of a currently defined virtu...

Страница 584: ...lid Minimum Abbreviation ip o v ro Options Prompt Description Possible Values Default Virtual link Index number of the virtual link for which you want to specify a new target router Index number of a...

Страница 585: ...t Consideration The virtual link transmit delay must be consistent throughout the autonomous system Options Prompt Description Possible Values Default Virtual link Index number of the virtual link for...

Страница 586: ...d Hello packets for a period of time specified by the dead interval the router is considered inactive by its neighbors The virtual link Hello interval must be consistent throughout the autonomous syst...

Страница 587: ...Abbreviation ip o v ret Options Prompt Description Possible Values Default Virtual link Index number of the virtual link for which you want to specify the retransmit interval Index number of a current...

Страница 588: ...val to the same value for all routers on the network Options Prompt Description Possible Values Default Virtual link Index number of the virtual link for which you want to specify the dead interval In...

Страница 589: ...ual link password to none to remove a previously assigned password The password must be consistent throughout the autonomous system Options Prompt Description Possible Values Default Virtual link Inde...

Страница 590: ...Export policies Used on OSPF boundary routers to control which self originated external routing updates are placed in the link state database for propagation over the network In this way export polici...

Страница 591: ...originated external routing updates are placed in the link state database for propagation over the network In this way export policies govern what other routers learn with regard to the local boundary...

Страница 592: ...st which the policy is applied Source Source router only applicable to export policies that do not specify direct as Origin Protocol Type Whether the policy is an import or export policy Weight Admini...

Страница 593: ...OSPF import policies control only what the local router uses They do not affect the propagation of non self originated external routes to other routers Export policies Used on OSPF boundary routers to...

Страница 594: ...net mask Subnet mask for the route for example 255 255 0 0 Not applicable to export policies that define direct as the Origin Protocol Any valid subnet mask 0 0 0 0 all IP interfaces Index number of t...

Страница 595: ...s have higher priority 1 16 1 Route address mask Action Description Specified route mask accept Add specified non self originated external route with or without metric adjustments to the routing table...

Страница 596: ...pecified router with or without metric adjustments RIP or static Specified router or all routers Specified route mask reject Do not advertise in external LSAs RIP static routes from specified routers...

Страница 597: ...import export import export Enter origin protocols dir sta rip all dir sta rip sta Enter source address 0 0 0 0 204 243 30 4 Enter route address 0 0 0 0 22 32 4 2 Enter route subnet mask 255 0 0 0 En...

Страница 598: ...ontrol only what the local router uses They do not affect the propagation of non self originated external routes to other routers Export policies Used on OSPF boundary routers to control which self or...

Страница 599: ...ocol Any valid IP address Current value Route address Route IP address Not applicable to export policies that define direct as the Origin Protocol Any valid IP address Current value Route subnet mask...

Страница 600: ...e 2 External metric is larger than any link state path Type 1 Type 2 Current value Administrative weight Metric value for this policy Higher values have higher priority 1 16 Current value Route addres...

Страница 601: ...with or without metric adjustments RIP or static Specified router or all routers all 0 0 0 0 accept Advertise in external LSAs all RIP static routes from specified router with or without metric adjust...

Страница 602: ...define This index number takes into account all route policies that are set on the system Routing Information Protocol RIP and OSPF so the assigned index may be higher than you expect When you remove...

Страница 603: ...ansmitted Number of link state advertisements that have been transmitted memoryFailures Number of nonfatal memory allocation failures recvErrors Number of general receive errors routeUpdateErrors Numb...

Страница 604: ...604 CHAPTER 19 OPEN SHORTEST PATH FIRST OSPF...

Страница 605: ...te packets using the IPX protocol you 1 Define an IPX routing interface 2 Decide which IPX routing and server options you want to use 3 Enable IPX forwarding An IPX routing interface defines the relat...

Страница 606: ...enu display secondary static remove flush interface menu display define modify remove SAPadvertising RIPadvertising ipx menu interface route server forwarding rip sap output delay statistics oddLength...

Страница 607: ...ds in the IPX Interface Display Field Description Format Frame encapsulation format Index System assigned index number for the interface IPX address Unique 4 byte network address State Status of the I...

Страница 608: ...col that the VLAN supports as described in Chapter 14 For routing a VLAN can now support multiple protocols Unless your network has special requirements such as the need for redundant paths assign a c...

Страница 609: ...rame format Frame encapsulation format for the interface IPX uses four Ethernet and two FDDI formats Ethernet Type II Novell 802 3 RAW 802 2 LLC and 802 3 SNAP The FDDI formats are available with 802...

Страница 610: ...AN index Unless your network has special requirements for example a need for redundant paths do not change the cost value of 1 that is assigned by default to each interface Options Prompt Description...

Страница 611: ...LLC and 802 3 SNAP The FDDI formats are available with 802 2 SNAP and 802 3 SNAP Ethernet_II 802 2 802 2 LLC RAW_802 3 SNAP 802 3_SNAP Current format VLAN interface index Index number of the VLAN tha...

Страница 612: ...nterface if you no longer perform routing on the ports that are associated with the interface Valid Minimum Abbreviation ipx i r Options Prompt Description Possible Values Default Index Index number f...

Страница 613: ...CoreBuilder 9000 Applies to Layer 3 switching modules only Controls whether the system advertises IPX services Valid Minimum Abbreviation ipx i s Options Prompt Description Possible Values Default IP...

Страница 614: ...uilder 9000 Applies to Layer 3 switching modules only Controls whether the system advertises IPX routes Valid Minimum Abbreviation ipx i r Options Prompt Description Possible Values Default IPX RIP ad...

Страница 615: ...rwarding is enabled RIP is active SAP is active RIP Triggered updates are enabled SAP Triggered updates are enabled Secondary route server option is enabled For a CoreBuilder 3500 system the route tab...

Страница 616: ...or the number of routers that must be crossed to reach the network segment Interface System assigned number for the interface Node 6 byte MAC address of the router that can forward packets to the segm...

Страница 617: ...g table primary entries in the format n m where n is the current number of entries and m is the maximum number of primary entries Fields in the IPX Secondary Route Display Field Description Address Un...

Страница 618: ...e precedence over dynamically learned routes to the same destination You can have a maximum of 32 static routes Options Prompt Description Possible Values Default IPX network address 4 byte IPX addres...

Страница 619: ...ute static 619 IPX Static Route Example Select menu option ip route static Enter IPX address 0x1 0xfffffffe 0x44648f30 Enter Hops 1 15 1 Enter interface number 1 32 1 1 Enter node address 08 00 3e 21...

Страница 620: ...g table Valid Minimum Abbreviation ipx ro r Important Considerations The route is immediately deleted You are not prompted to confirm the deletion All servers that depend upon this route are removed f...

Страница 621: ...modules only Deletes all dynamically learned routes from the IPX routing table Valid Minimum Abbreviation ipx ro f Important Considerations All learned routes are immediately deleted You are not prom...

Страница 622: ...Service Advertising Protocol SAP to exchange server information automatically Make static entries in this server table The first line in the output the status line indicates whether IPX forwarding is...

Страница 623: ...mpty string Up to 79 alphanumeric characters Field Description Age Number of seconds that have elapsed since the last time a server in the table sent a packet Hops Number of networks that must be cros...

Страница 624: ...vers take precedence over dynamically learned servers to the same destination You can have a maximum of 32 static servers Before you define static servers on the system first define at least one IPX i...

Страница 625: ...Server Example Enter Interface index 1 1 1 Enter service type 0x1 0xFFFF 0x4 Enter service name gb201 Enter IPX address 0x0 0xfffffffe 0x8c14a228 Enter socket 0x0 0xffff 0x8059 Enter node address 00...

Страница 626: ...Valid Minimum Abbreviation ipx ser r Important Consideration The server is immediately deleted You are not prompted to confirm the deletion Options Prompt Description Possible Values Default Service n...

Страница 627: ...reBuilder 9000 Applies to Layer 3 switching modules only Deletes all dynamically learned servers from the server table Valid Minimum Abbreviation ipx ser f Important Consideration All learned servers...

Страница 628: ...outing table primary entries in the format n m where n is the current number of entries and m is the maximum number of primary entries Fields in the IPX Secondary Server Display Field Description Age...

Страница 629: ...f Important Considerations When you enable IPX forwarding the system acts as a normal IPX router forwarding IPX packets from one network to another when required When you disable IPX forwarding the s...

Страница 630: ...uting tables The system has three RIP modes Off The system processes no incoming RIP packets and generates no RIP packets of its own Passive The system processes all incoming RIP packets and responds...

Страница 631: ...sts newly learned routes Valid Minimum Abbreviation ipx ri t Important Considerations The system has two RIP triggered modes Disabled Broadcasts IPX routes 3 seconds after learning them Enabled Broadc...

Страница 632: ...the policy type is set to Import Type Import apply the policy to received routes or Export apply the policy to advertised routes Route One or more IPX network addresses where this policy applies Inte...

Страница 633: ...policy to received routes or Export apply the policy to advertised routes Import Export Import Route Origin Origin of the route to which this policy applies This parameter is valid only if the policy...

Страница 634: ...6 0 Enter the administrative weight 1 16 1 2 Metric adjustment Increase or decrease a route metric by a value that you specify Specify an integer and an operand to adjust the metric value This paramet...

Страница 635: ...e policy you want to modify 1 to view a list of selectable policies 1 if only one policy Route Origin Origin of the route to which this policy applies This parameter is valid only if the policy Type i...

Страница 636: ...trative weight 1 16 1 Metric adjustment Increase or decrease a route metric by a value that you specify Specify an integer and an operand to adjust the metric value This parameter is valid only if the...

Страница 637: ...es to Layer 3 switching modules only Remove an existing RIP Routing Information Protocol policy Valid Minimum Abbreviation ipx ri p r Options Prompt Description Possible Values Default Policy Index nu...

Страница 638: ...has three SAP modes Off The system does not process any incoming SAP packets and does not generate any SAP packets of its own Passive The system processes all incoming SAP packets and responds to SAP...

Страница 639: ...learned SAP server addresses Valid Minimum Abbreviation ipx sa t Important Considerations The system has two SAP triggered modes Disabled Broadcasts IPX SAP server addresses 3 seconds after learning...

Страница 640: ...All This parameter is not applicable if the policy type is set to Import Type Policy type Import apply the policy to received services or Export apply the policy to advertised services Name Object nam...

Страница 641: ...policies Valid Minimum Abbreviation ipx sap p det Fields in an IPX SAP Policy Detail Display Field Description Idx Index number of the IPX SAP policy Interface Index number of the IP interface associ...

Страница 642: ...using specific numbers for the server advertising the service You enter a Novell service type when you define a SAP policy Some of the most common service types are For a complete list of Novell servi...

Страница 643: ...to the network A node address of all zeroes 00 00 00 00 00 00 means that the route is connected directly to the router A node address in the format xx xx xx xx xx xx All All Interface Index Index numb...

Страница 644: ...mport Enter service origin static sap all all sap Enter the service type 0x1 0x1ffff all all 0x0004 Enter the server name all Enter the IPX address 0x0 0xfffffffe all all Enter the node address all Se...

Страница 645: ...service types using specific numbers for the server advertising the service You can change the Novell service type when you modify a SAP policy Some of the most common service types are For a complet...

Страница 646: ...he network A node address of all zeroes 00 00 00 00 00 00 means that the route is connected directly to the router A node address in the format xx xx xx xx xx x x All All Interface Index Index number...

Страница 647: ...Enter service origin static sap all all sap Enter the service type 0x1 0x1ffff all all all Enter the server name all Enter the IPX address 0x0 0xfffffffe all all Enter the node address all Select inte...

Страница 648: ...to Layer 3 switching modules only Remove an existing SAP Service Advertising Protocol policy Valid Minimum Abbreviation ipx sa p r Options Prompt Description Possible Values Default Policy Index numbe...

Страница 649: ...ption for RIP Routing Information Protocol and SAP Service Advertising Protocol packets This option delays the updating of the RIP and SAP server information table Valid Minimum Abbreviation ipx i o O...

Страница 650: ...ry route server option is enabled Fields in the IPX Statistics Summary Display Field Description Forwarded Number of IPX packets that were forwarded Fwd Received Number of IPX packets that were receiv...

Страница 651: ...Fields in the IPX RIP Statistics Display Field Description RIP Dropped Number of IPX RIP packets that have been dropped RIP Entries Number of routes in the routing table including local routes Routes...

Страница 652: ...IPX SAP packets that have been dropped SAP Entries Number of servers in the server table Servers Aged Number of times the system marked a server entry unreachable because it did not receive an update...

Страница 653: ...PX packets that were forwarded Fwd Discards Number of IPX packets to be forwarded that could not be forwarded Fwd Received Number of IPX packets that were received to be forwarded Fwd Transmitted Numb...

Страница 654: ...d the transport control maximum NetBIOS Rx Number of IPX NetBIOS packets that were received NetBIOS Tx Number of IPX NetBIOS packets that were transmitted No Routes Number of IPX packets that were dro...

Страница 655: ...control Host In Discards Number of IPX packets that were received for the IPX host s RIP and SAP applications that were dropped Host Rx Number of IPX packets that were received for the IPX host s RIP...

Страница 656: ...y during the timeout period Servers Aged Number of times the system marked a server entry unreachable because it did not receive an update for that entry during the timeout period Rip Metric Changed N...

Страница 657: ...Important Considerations This feature supports 10 MB switching modules only If you use this feature be careful to select only those interfaces that require odd length padding Enabling this feature for...

Страница 658: ...1 6 all 1 Interface 1 Enter state for NetBIOS packets disabled enabled enabled disabled Prompt Description Possible Values Default Interface index index number of the interface for which you want to...

Страница 659: ...ed interface goes down or if the primary entry reaches its age limit For this option to have any effect you must establish alternate paths to the same IPX network or server After you enable the IPX se...

Страница 660: ...660 CHAPTER 20 IPX...

Страница 661: ...nterfaces Administering routes Administering the AARP cache Displaying the Zone Table Configuring forwarding Configuring checksum Enabling DDP Source Socket Verification Pinging an AppleTalk node View...

Страница 662: ...klist at the beginning of each command description in this chapter for whether your system supports the command route menu display flush interface menu summary detail define modify remove statistics a...

Страница 663: ...Display Field Description Address AppleTalk interface address which is based on the network range and the network node Example 20301 7 Index Index number of the AppleTalk interface Network range Rang...

Страница 664: ...ed on the network range and the network node Example 20301 7 Index Index number of the AppleTalk interface Network Range Range of numbers that are assigned to the interface Example 20301 20310 Seed Wh...

Страница 665: ...a seed router and then takes the zone and network range information from the first seed interface that it detects After a nonseed interface obtains this information it can participate in AppleTalk ro...

Страница 666: ...rs Zone name AppleTalk zone that is associated with the interface You are prompted to enter up to 15 additional zone names Seed interfaces only Up to 32 ASCII characters q to quit specifying zone name...

Страница 667: ...is information includes the network range and zone name list Nonseed interface Listens for a seed router and then takes the zone and network range information from the first seed interface that it det...

Страница 668: ...ted to enter up to 15 additional zone names Seed interfaces only Up to 32 ASCII characters q to quit specifying zone names and move on to the VLAN interface index prompt Current value VLAN interface i...

Страница 669: ...eTalk interfaces or all AppleTalk interfaces If only one AppleTalk interface exists on the system the interface is immediately removed after you enter this command The system prompts you to select an...

Страница 670: ...aarpInResp Number of AARP responses that have been received aarpOutProbes Number of AARP probes that have been sent aarpOutReqs Number of AARP requests that have been sent aarpOutResp Number of AARP r...

Страница 671: ...er of good RTMP data packets that have been sent rtmpRouteDeletes Number of times that RTMP has deleted a route that was aged out of the table zipAddressInvalids Number of times that this entity had t...

Страница 672: ...col RTMP automatically generates the routing table RTMP defines rules for Information that is contained within each routing table Exchanging information between routers so that the routers can maintai...

Страница 673: ...Layer 3 switching modules only Deletes all dynamically learned AppleTalk routes from the routing table Valid Minimum Abbreviation ap r f Important Consideration The system deletes all dynamically lear...

Страница 674: ...lk Address Resolution Protocol AARP cache Valid Minimum Abbreviation ap a d Fields in the AppleTalk AARP Display Field Description AARP address AppleTalk protocol address Age secs Age of the ARP entry...

Страница 675: ...Applies to Layer 3 switching modules only Removes an AppleTalk Address Resolution Protocol AARP cache entry Valid Minimum Abbreviation ap a r Options Prompt Description Possible Values Default AARP ad...

Страница 676: ...Layer 3 switching modules only Deletes all AppleTalk Address Resolution Protocol AARP entries from the system s AARP cache Valid Minimum Abbreviation ap a f Important Consideration The system deletes...

Страница 677: ...ng modules only Displays the AppleTalk Zone table indexed by network numbers Valid Minimum Abbreviation ap z d n Important Considerations AppleTalk routers use the Zone Information Protocol ZIP to map...

Страница 678: ...modules only Displays the AppleTalk Zone table indexed by zones Valid Minimum Abbreviation ap z d z Important Considerations AppleTalk routers use the Zone Information Protocol ZIP to map network num...

Страница 679: ...er 3 switching modules only Enables and disables AppleTalk Data Delivery Protocol DDP forwarding Valid Minimum Abbreviation ap f Options Prompt Description Possible Values Default Forwarding state Whe...

Страница 680: ...ification checksum from the incoming data and compares the new checksum with the value that is sent with the data If the values do not match the transmission contains an error Disabled is the preferre...

Страница 681: ...tching modules only Enables and disables AppleTalk Data Delivery Protocol DDP source socket verification Valid Minimum Abbreviation ap so Options Prompt Description Possible Values Default source Sock...

Страница 682: ...lies to Layer 3 switching modules only Pings an AppleTalk node using the AppleTalk Echo Protocol AEP Valid Minimum Abbreviation ap p Options Prompt Description Possible Values Default Destination AARP...

Страница 683: ...forward them to their final destination inNoClients Number of DDP datagrams that were dropped for unknown DDP types inNoRoutes Number of DDP datagrams that were dropped for unknown routes inReceives T...

Страница 684: ...e been received and rejected due to a version mismatch outDatas Number of RTMP data packets that were sent outRequests Number of RTMP request packets that were sent routeDeletes Number of times that R...

Страница 685: ...has been detected between this system s zone information and another entity s zone information inZoneInvs Number of times that this system has received a ZIP GetNetInfo reply with the zone invalid bit...

Страница 686: ...ap s n Fields in the AppleTalk NBP Statistics Display Field Description inBcastReqs Number of NBP Broadcast Requests that have been received inErrors Number of NBP packets that have been received and...

Страница 687: ...VII TRAFFIC POLICY Chapter 22 Quality of Service QoS and RSVP...

Страница 688: ......

Страница 689: ...features in the following order 1 You first enter the command qos 2 to define how the system groups packets so that it can schedule them with the appropriate service level 3 You then enter the command...

Страница 690: ...command description in this chapter for whether your system supports the command rsvp menu summary detail classifier menu summary detail define modify remove qos menu classifier control ldap rsvp ban...

Страница 691: ...multicast or all Nonflow classifiers unicast multicast broadcast or all Classifier Number of the flow or nonflow classifier Flow classifiers in the range of 1 399 Note 20 and 23 are predefined Nonflow...

Страница 692: ...nformation One or more numbers of configured classifiers all for a list of selectable classifiers Field Description 802 1p For nonflow classifiers IEEE 802 1p tag value any combination of priority tag...

Страница 693: ...or UDP destination port range Source Port range flow classifiers only Beginning and end of the TCP or UDP source port range Classifier Installed Flows if flows exist Actual flows seen on the system wi...

Страница 694: ...l 16 nonflow classifiers are in use by default The default classifier number is 499 You cannot remove or modify this default classifier However you can remove any of the predefined classifiers for exa...

Страница 695: ...aracters Use around any string with embedded spaces Use to enter an empty string for a list of selection criteria Cast type Cast type for the flow or nonflow classifier Flow classifiers unicast multic...

Страница 696: ...d of TCP or UDP source port range For flow classifiers only start and end of the TCP or UDP source port range The start value determines the end value 0 65535 start 2049 65535 end See QoS Classifier D...

Страница 697: ...0 0 0 0 7 Enter the destination IP address 8 Enter the destination IP address mask 9 Enter the start of the TCP or UDP source port range in the range of from 0 through 65535 The default is 0 10 Enter...

Страница 698: ...range in the range of from 0 through 65535 The default is 0 12 Enter the end of the TCP or UDP destination port range using a value of up to 65535 The end value must be greater than or equal to the s...

Страница 699: ...all all Enter source IP address 0 0 0 0 168 20 30 0 Enter source IP address mask 255 255 0 0 255 255 255 0 Enter destination IP address 0 0 0 0 192 1 0 0 Enter IP address mask 255 255 255 0 255 255 0...

Страница 700: ...ifier name a unique name of up to 32 characters long 3 Enter a cast type For a nonflow classifier the options are unicast multicast broadcast and all 4 Enter one or any protocols The options are TCP I...

Страница 701: ...w or nonflow classifier that you want to modify Existing classifiers are shown in braces Flow classifiers 1 399 except 20 and 23 which are predefined flow classifiers Nonflow classifiers 400 498 excep...

Страница 702: ...5 255 0 matches the first three portions of the specified IP address Up to four portions 255 255 255 255 0 0 0 0 factory default wildcard match or current value Destination IP address For flow classif...

Страница 703: ...s address port patterns For flow classifiers only additional source destination and port information for this classifier Each set of information counts toward the classifier limit y yes n no no factor...

Страница 704: ...UDP port range in the range of from 0 through 65535 Limit the source port range as much as possible 10 Enter the new end of the TCP or UDP source port range in the range of from 0 through 65535 11 To...

Страница 705: ...using a value in the range of 0 through 7 or enter all QoS Classifier Modify Example Flow Classifier Select menu option qos classifier modify Enter classifier number 20 23 26 401 407 420 430 440 450...

Страница 706: ...ove the classifier See qos control remove later in this chapter for more information When you enter the command specify the number that represents the classifier that you want to remove or specify to...

Страница 707: ...ssifiers controlled Classifiers that this control affects Control number Number of the control Control name Name of the control Excess loss eligible For receivePort or aggregate rate limit types wheth...

Страница 708: ...flow classifiers Burst Burst size in KBytes Classifiers controlled Classifiers that this control affects Control number Number of the control Control name Name that you assign to the control End time...

Страница 709: ...source port range Start time Control start time TCP drop control Whether TCP drop control filtering is enabled Time control type Time control type specific daily weekdays and so forth Type Rate limit...

Страница 710: ...r groups of ports or individual ports The aggregate rate limit type can only be applied to flow classifiers Loss eligible packets are conforming packets that are discarded instead of queued when trans...

Страница 711: ...nforming packets a transmit priority that corresponds to a transmit queue Drop causes the system to drop all traffic on all ports that are associated with the classifier and control For rate limit rec...

Страница 712: ...u specify a subset of ports you can specify multiple rate limit values On the CoreBuilder 9000 the list of ports includes the front panel ports and any enabled backplane ports Any subset of selectable...

Страница 713: ...dayoftheweek everydayofthe week weekdays weekends everyweekdays everyweekends specific Classifiers to be controlled Classifiers for this control to affect See qos control summary for a list of defined...

Страница 714: ...ing day and time Day of the week Starting day Monday 1 Tuesday 2 Wednesday 3 Thursday 4 Friday 5 Saturday 6 Sunday 7 Starting time hh mm Ending day Monday 1 Tuesday 2 Wednesday 3 Thursday 4 Friday 5 S...

Страница 715: ...igh best low or drop The default is best best effort If you use drop the system drops all traffic on all ports for the classifier that is associated with the control Ping packets are ICMP not UDP TCP...

Страница 716: ...bridge ports If you specify yes you are prompted to enter another rate limit and burst size for another set of ports This sequence of prompting continues until you specify n meaning that you do not w...

Страница 717: ...ontrol define Enter control number 5 50 5 Enter control name definetest Enter rate limit type none receivePort aggregate none Enter service for conforming packets high best low drop best Are conformin...

Страница 718: ...rate limit type of receivePort or aggregate with multiple rate limits you can now change one rate limit without affecting the other defined rate limits Options Prompt Description Possible Values Defau...

Страница 719: ...conforming packets are loss eligible A loss eligible packet can be dropped if the transmit queue for which it is destined exceeds its threshold y yes n no Current value Excess packets service For rece...

Страница 720: ...selectable values Current value TCP drop control enabled flow classifiers only Whether one way filtering is used so that drop packets establish a TCP connection y yes n no n Start and end times Wheth...

Страница 721: ...or no 6 If you have selected receivePort or aggregate for the rate limit type you are prompted for the following information a Enter the service level for excess packets high best low or drop b Speci...

Страница 722: ...ociated with your rate limit 7 Select an IEEE 802 1p tag value in the range of from 0 through 7 or the value none to apply to forwarded frames 8 Specify whether drop packets are used to establish a TC...

Страница 723: ...KBytes sec 0 65434 2048 Enter burst size in KBytes 16 8192 181 Select bridge ports 1 13 all 1 13 Select IEEE 802 1p tag to apply to forwarded frames Enter IEEE 802 1p tag 0 7 none none Drop packets u...

Страница 724: ...When you remove a control the associated classifiers are no longer controlled and no longer have a set rate limit service level or 802 1p tag Options QoS Control Remove Example 9000 Layer 3 CB9000 sl...

Страница 725: ...nimum Abbreviation q l disp Important Considerations When LDAP is enabled displays server IP address and polling period When LDAP is disabled displays QOS Resource Reservation Protocol RSVP and LDAP s...

Страница 726: ...ers in an ldif file Parameter changes for a specific group may affect more than one system If you know that a change will affect more than one system disable LDAP to test the change After you are sure...

Страница 727: ...ated on the Lightweight Directory Access Protocol LDAP server Valid Minimum Abbreviation q l disa Important Considerations By default LDAP is disabled If LDAP is disabled you do not receive automatic...

Страница 728: ...eligible Excess service Service level for excess policed traffic best or low Per resv bandwidth Largest reservation that RSVP attempts to install Policing option When to drop excess packets Edge poli...

Страница 729: ...tion When to drop excess packets Edge policing causes excess packets to be dropped only at the edge that is when the traffic has not yet passed through any network device that has already performed po...

Страница 730: ...andwidth Admission control policy RSVP begins to refuse reservations when the requested bandwidth on an output link exceeds the total reservable bandwidth 0 200 percent 50 factory default Maximum per...

Страница 731: ...as the default 4 Enter the service level for excess policed traffic best or low with low as the default 5 Specify whether excess packets are loss eligible yes or no with no as the default Service lev...

Страница 732: ...3900 9300 qos rsvp disable For CoreBuilder 9000 Applies to Layer 3 switching modules only Disables RSVP on the system Valid Minimum Abbreviation q r di Important Considerations By default RSVP is disa...

Страница 733: ...e link bandwidth as the ratio of bandwidth that is allocated to high priority traffic versus best effort traffic Link bandwidth is the total link bandwidth less the bandwidth that RSVP and network con...

Страница 734: ...command the system prompts you to enter the percentage of bandwidth to use for high priority traffic on the output link The value 75 specifies that three high priority packets are transmitted for each...

Страница 735: ...gging 3500 9000 9400 3900 9300 display For CoreBuilder 9000 Applies to Layer 3 switching modules only Displays status information about whether excess packets are tagged with a special IEEE 802 1p tag...

Страница 736: ...ked as excess that you want to tag Valid Minimum Abbreviation q e e Important Considerations Excess tagging is disabled by default When you enter this command you are prompted to enter an IEEE 802 1p...

Страница 737: ...0 9400 3900 9300 disable For CoreBuilder 9000 Applies to Layer 3 switching modules only Disables the tagging of excess packets with a special 802 1p tag value Valid Minimum Abbreviation q e disa Impor...

Страница 738: ...onsiderations The default interval is 5 seconds When you enter this command the system prompts you to enter the appropriate interval The existing value appears in brackets A nonzero value shows the by...

Страница 739: ...orts includes the front panel ports and any enabled backplane ports One or more port numbers all for a list of selectable ports Field Description droppedPackets Number of packets that were dropped whe...

Страница 740: ...w classifier bytes that have been received nonFlowResvPeak Peak count The highest number of conforming nonflow classifier bytes that have been received up to this point port If you display statistics...

Страница 741: ...old the packet is sent and counted as a highLossSent packet If the transmit queue is over its threshold it is dropped and counted as a highLossDropped packet If you do not mark a packet as loss eligib...

Страница 742: ...loss eligible packets that were discarded and were over the threshold highLossSent Number of loss eligible packets that were sent and were under the threshold at low latency highlossSentPeak Current h...

Страница 743: ...ossSentPeak Current highest count of non loss eligible packets that were sent and were under the threshold port Port number that is associated with the statistics queue Queue that is associated with t...

Страница 744: ...744 CHAPTER 22 QUALITY OF SERVICE QOS AND RSVP...

Страница 745: ...VIII MONITORING Chapter 23 Event Log Chapter 24 Roving Analysis...

Страница 746: ......

Страница 747: ...ole The log messages display real time information about the state of the system or a specific service and can help you diagnose site specific problems On CoreBuilder 9000 systems event logging is con...

Страница 748: ...e configured for your system The following diagram shows the complete list of commands for all systems See the checklist at the beginning of each command description in this chapter for whether your s...

Страница 749: ...e output device You can enable or disable the Console to display event log messages for each severity level Logging message Whether logging to this console session is enabled or disabled Supported Eve...

Страница 750: ...le warning config Options Log Devices Examples 3500 Prompt Description Possible Values Default Levels for console Event logging severity level for console output error warning config info all for a li...

Страница 751: ...The display now indicates that the error and warning severity levels remain enabled and the config and info levels are disabled Select menu option log devices Select levels for console error warning...

Страница 752: ...ty levels Use a comma to separate multiple service names and severity levels for example system appletalk and error warning Options Prompt Description Possible Values Default Services Services to conf...

Страница 753: ...e selected services levels n y y y To show that all severity levels are enabled for the AppleTalk service enter log display To disable the warning and info severity levels for the AppleTalk service fo...

Страница 754: ...754 CHAPTER 23 EVENT LOG...

Страница 755: ...ttached through which you can watch the network traffic Use roving analysis to monitor Fast Ethernet Gigabit Ethernet or Fiber Distributed Data Interface FDDI port traffic for network management and t...

Страница 756: ...configured for your system The following diagram shows the complete list of commands for all systems See the checklist at the beginning of each command description in this chapter for whether your sys...

Страница 757: ...the switch Port Analyzer port number Type Media type and Port Speed FDDI Fast Ethernet or Gigabit Ethernet Address MAC address of the analyzer port Ports being monitored List of ports that the system...

Страница 758: ...port remains fixed If you replace the module with the analyzer port with a module of a different media type the roving analysis port RAP configuration for that port is cleared When you configure a po...

Страница 759: ...ort 1 9 9 Warning Port being removed from Vlan Default Analyzer port address is 00 20 9c 0d e1 2a Prompt Description Possible Values Default Bridge port Number of the bridge port to which you want to...

Страница 760: ...r ports The port becomes a member of the default virtual LAN VLAN when it is restored when you remove it as an analyzer port The port will not be automatically restored to any VLAN it might have been...

Страница 761: ...media type of the port being monitored Fast Ethernet and Gigabit Ethernet are the same media type You can use a Fast Ethernet 10 Mbps port to monitor a Gigabit Ethernet 100 Mbps port but a warning me...

Страница 762: ...10 12 1 Enter the target analyzer port address 00 20 9c 0d e1 2a Prompt Description Possible Values Default Bridge port Number of the bridge port to be monitored n varies by platform 1 n for a list o...

Страница 763: ...copied and forwarded to the selected analyzer port from the port that you specify See analyzer start earlier in this chapter for details Options Analyzer Stop Example 3500 Select menu option analyzer...

Страница 764: ...764 CHAPTER 24 ROVING ANALYSIS...

Страница 765: ...IX REFERENCE Appendix A Technical Support...

Страница 766: ......

Страница 767: ...Com FactsSM Automated Fax Service World Wide Web Site To access the latest networking information on the 3Com Corporation World Wide Web site enter this URL into your Internet browser http www 3com co...

Страница 768: ...oducts This service is available through analog modem or digital modem ISDN 24 hours a day 7 days a week Access by Analog Modem To reach the service by modem set your modem to 8 data bits no parity an...

Страница 769: ...qualified to provide a variety of services including network planning installation hardware maintenance application training and support services When you contact your network supplier for assistance...

Страница 770: ...1 00137 or 021 6350 1590 800 6161 463 00798 611 2230 0 2 3455 6455 0080 611 261 001 800 611 2000 Europe From anywhere in Europe call 31 0 30 6029900 phone 31 0 30 6029999 fax Europe South Africa and M...

Страница 771: ...900 31 30 6029999 Latin America 1 408 326 2927 1 408 326 3355 From the following countries you may call the toll free numbers select option 2 and then option 2 Austria Belgium Denmark Finland France G...

Страница 772: ...772 APPENDIX A TECHNICAL SUPPORT...

Страница 773: ...10 712 for flow classifiers 715 aggregated links 299 aging time 258 allClosed mode for VLANs and Ignore STP mode 365 displaying 338 selecting 364 allOpen mode for VLANs displaying 338 selecting 364 an...

Страница 774: ...n 692 displaying summary information 691 guidelines for using 689 modifying 701 parameters for defining 695 718 predefined flow and nonflow 691 removing 706 specifying address port patterns 696 701 70...

Страница 775: ...mode Ethernet ports 212 213 DVMRP Distance Vector Multicast Routing Protocol 507 dynamic versus static VLAN origin 345 352 E edge policing option 725 728 editor for scripts EMACS 124 vi 124 EME Enter...

Страница 776: ...displaying status 338 using 345 352 H hardware revision numbers 69 high service level 711 hop count 442 I ICMP statistics 187 483 ID VLAN 341 IEEE 802 1p priority tagging for excess packets 735 736 fo...

Страница 777: ...utes defining static 618 flushing learned routes 621 removing 620 SAP Service Advertisement Protocol mode statistics 652 triggered updates 639 SAP mode 638 SAP policy define 642 detail 641 modify 645...

Страница 778: ...g table 167 masks source and destination IP address 695 702 subnet 395 maximum per reservation bandwidth 730 maximum total reservable bandwidth 730 memory partition OSPF 569 570 memory size 69 menu st...

Страница 779: ...interface 459 percentage rate limit 712 per reservation bandwidth 725 728 ping 177 advanced ping example 181 example 178 ping command possible responses 473 pings AppleTalk 682 policing options RSVP 7...

Страница 780: ...of modifying 722 modifying 718 721 removing 724 service levels 711 specifying rate limits 710 712 715 QoS Quality of Service excess packet tagging disabling 737 displaying 735 enabling 736 QoS Qualit...

Страница 781: ...X 624 displaying static IPX 622 table for 622 service levels conforming packets 711 default 715 RSVP 728 730 services for event logging 752 Simple Network Time Protocol SNTP 116 to 122 size burst 712...

Страница 782: ...em sntp modify 118 system sntp pollInterval 121 system sntp remove 119 system sntp state 120 system sntp timezone 104 106 121 system sntp tolerance 122 system up time 69 T T_Opr 232 tagging VLAN defin...

Страница 783: ...124 VID VLAN ID 341 range 347 352 virtual links OSPF 574 to 589 VLAN interface 356 VLAN interface index 356 360 specifying for Ignore STP mode 365 used to delete VLANs 363 VLANs bridge VLAN commands m...

Страница 784: ......

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