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This chapter describes the function and displays the syntax for LAN emulation (LANE) commands. For more information about defaults and usage guidelines, see the corresponding chapter of the Cisco IOS Switching Services Command Reference.
To release a specified switched virtual circuit (SVC), use the clear atm vc EXEC command.
clear atm vc vcd| vcd | Virtual channel descriptor of the channel to be released. |
To clear the dynamic LANE Address Resolution Protocol (LE ARP) table or a single LE ARP entry of the LANE client configured on the specified subinterface or emulated LAN, use the clear lane le-arp EXEC command.
clear lane le-arp [interface slot/port[.subinterface-number] | name elan-name] [mac-address| interface slot/port[.subinterface-number] | (Optional) Interface or subinterface for the LANE client whose LE ARP table or entry is to be cleared for the Cisco 7500 series routers. The space between the atm keyword and the slot argument is optional. |
| interface number[.subinterface-number] | (Optional) Interface or subinterface for the LANE client whose LE ARP table or entry is to be cleared for the Cisco 4500 or 4700 routers. The space between the atm keyword and the number argument is optional. |
| name elan-name | (Optional) Name of the emulated LAN for the LANE client whose LE ARP table or entry is to be cleared. Maximum length is 32 characters. |
| mac-address mac-address | (Optional) Media access control (MAC) address of the entry to be cleared from the LE ARP table. |
| route-desc segment segment-number | (Optional) Keywords and LANE segment number. The segment number ranges from 1 to 4095. |
| bridge-number | (Optional) Keyword and bridge number that is contained in the route descriptor. The bridge number ranges from 1 to 15. |
To force a LANE server to drop a client and allow the LANE configuration server to assign the client to another emulated LAN, use the clear lane server EXEC command.
clear lane server {interface slot/port[.subinterface-number] | name elan-name}| interface slot/port[.subinterface-number] | Interface or subinterface where the LANE server is configured for the Cisco 7500 series. The space between the atm keyword and the slot argument is optional. |
| interface number[.subinterface-number] | Interface or subinterface where the LANE server is configured for the Cisco 4500 or 4700 routers. The space between the atm keyword and the number argument is optional. |
| name elan-name | Name of the emulated LAN on which the LANE server is configured. Maximum length is 32 characters. |
| mac-address mac-address | (Optional) Keyword and LANE client's MAC address. |
| client-atm-address atm-address | (Optional) Keyword and LANE client's ATM address. |
| lecid lecid | (Optional) Keyword and LANE client ID. The LANE client ID is a value between 1 and 4096. |
| route-desc segment segment-number | (Optional) Keywords and LANE segment number. The segment number ranges from 1 to 4095. |
| bridge bridge-number | (Optional) Keyword and bridge number that is contained in the route descriptor. The bridge number ranges from 1 to 15. |
To add a LANE client address entry to the configuration server's configuration database, use the client-atm-address database configuration command. To remove a client address entry from the table, use the no form of this command.
client-atm-address atm-address-template name elan-name| atm-address-template | Template that explicitly specifies an ATM address or a specific part of an ATM address and uses wildcard characters for other parts of the ATM address, making it easy and convenient to specify multiple addresses matching the explicitly specified part.
Wildcard characters can replace any nibble or group of nibbles in the prefix, the end-system identifier (ESI), or the selector fields of the ATM address. |
| elan-name | Name of the emulated LAN. Maximum length is 32 characters. |
To provide an emulated LAN name in the configuration server's database for those client MAC addresses and client ATM addresses that do not have explicit emulated LAN name bindings, use the default-name database configuration command. To remove the default name, use the no form of this command.
default-name elan-name| elan-name | Default emulated LAN name for any LANE client MAC address or LANE client ATM address not explicitly bound to any emulated LAN name. Maximum length is 32 characters. |
To specify that the configuration server ATM address is computed by our automatic method, use the lane auto-config-atm-address interface configuration command. To remove the previously assigned ATM address, use the no form of this command.
lane [config] auto-config-atm-address| config | (Optional) When the config keyword is used, this command applies only to the LANE configuration server (LECS). You are telling the LECS to use the auto-computed LECS address. |
To specify an ATM address--and thus override the automatic ATM address assignment--for the broadcast-and-unknown server on the specified subinterface, use the lane bus-atm-address interface configuration command. To remove the ATM address previously specified for the broadcast-and-unknown server on the specified subinterface and thus revert to the automatic address assignment, use the no form of this command.
lane bus-atm-address atm-address-template| atm-address-template | ATM address or a template in which wildcard characters are replaced by any nibble or group of nibbles of the prefix bytes, the end-system identifier (ESI) bytes, or the selector byte of the automatically assigned ATM address. |
To activate a LANE client on the specified subinterface, use the lane client interface configuration command. To remove a previously activated LANE client on the subinterface, use the no form of this command.
lane client {ethernet | tokenring} [elan-name]| ethernet | Identifies the emulated LAN attached to this subinterface as an Ethernet ELAN. |
| tokenring | Identifies the emulated LAN attached to this subinterface as a Token Ring ELAN. |
| elan-name | (Optional) Name of the emulated LAN. This argument is optional because the client obtains its emulated LAN name from the configuration server. The maximum length of the name is 32 characters. |
To specify an ATM address--and thus override the automatic ATM address assignment--for the LANE client on the specified subinterface, use the lane client-atm-address interface configuration command. To remove the ATM address previously specified for the LANE client on the specified subinterface and thus revert to the automatic address assignment, use the no form of this command.
lane client-atm-address atm-address-template| atm-address-template | ATM address or a template in which wildcard characters are replaced by any nibble or group of nibbles of the prefix bytes, the ESI bytes, or the selector byte of the automatically assigned ATM address. |
To specify a configuration server's ATM address explicitly, use the lane config-atm-address interface configuration command. To remove an assigned ATM address, use the no form of this command.
lane [config] config-atm-address atm-address-template| config | (Optional) When the config keyword is used, this command applies only to the LANE configuration server (LECS). You are telling the LECS to use the 20-byte address that you explicitly entered. |
| atm-address-template | ATM address or a template in which wildcard characters are replaced by any nibble or group of nibbles of the prefix bytes, the ESI bytes, or the selector byte of the automatically assigned ATM address. |
To associate a named configuration table (database) with the configuration server on the selected ATM interface, use the lane config database interface configuration command. To remove the association between a named database and the configuration server on the specified interface, use the no form of this command.
lane config database database-name| database-name | Name of the LANE database. |
To create a named configuration database that can be associated with a configuration server, use the lane database global configuration command. To delete the database, use the no form of this command.
lane database database-name| database-name | Database name (32 characters maximum). |
To specify that the fixed configuration server ATM address assigned by the ATM Forum will be used, use the lane fixed-config-atm-address interface configuration command. To specify that the fixed ATM address is not used, use the no form of this command.
lane [config] fixed-config-atm-address| config | (Optional) When the config keyword is used, this command applies only to the LANE configuration server (LECS). You are telling the LECS to use the well-known, ATM Forum, LEC address. |
To specify a list of LECS addresses to use when the addresses cannot be obtained from the ILMI, use the lane global-lecs-address interface configuration command. The no form of this command removes an LECS address from the list.
lane global-lecs-address address| address | Address of the LECS. You cannot enter the well-known LECS address. |
To add a static entry to the LE ARP table of the LANE client configured on the specified subinterface, use the lane le-arp interface configuration command. To remove a static entry from the LE ARP table of the LANE client on the specified subinterface, use the no form of this command.
lane le-arp {mac-address | route-desc segment segment-number bridge bridge-number}| mac-address | MAC address to bind to the specified ATM address. |
| segment-number | LANE segment number. The segment number ranges from 1 to 4095. |
| bridge-number | Bridge number that is contained in the route descriptor. The bridge number ranges from 1 to 15. |
| atm-address | ATM address. |
To specify an ATM address--and thus override the automatic ATM address assignment--for the LANE server on the specified subinterface, use the lane server-atm-address interface configuration command. To remove the ATM address previously specified for the LANE server on the specified subinterface and thus revert to the automatic address assignment, use the no form of this command.
lane server-atm-address atm-address-template| atm-address-template | ATM address or a template in which wildcard characters are replaced by any nibble or group of nibbles of the prefix bytes, the ESI bytes, or the selector byte of the automatically assigned ATM address. |
To enable a LANE server and a broadcast-and-unknown server on the specified subinterface, use the lane server-bus interface configuration command. To disable a LANE server and broadcast-and-unknown server on the specified subinterface, use the no form of this command.
lane server-bus {ethernet | tokenring} elan-name| ethernet | Identifies the emulated LAN attached to this subinterface as an Ethernet ELAN. |
| tokenring | Identifies the emulated LAN attached to this subinterface as a Token Ring ELAN. |
| elan-name | Name of the emulated LAN. The maximum length of the name is 32 characters. |
To specify or replace the ring number of the emulated LAN in the configuration server's configuration database, use the name local-seg-id database configuration command. To remove the ring number from the database, use the no form of this command.
name elan-name local-seg-id segment-number| elan-name | Name of the emulated LAN. The maximum length of the name is 32 characters. |
| segment-number | Segment number to be assigned to the emulated LAN. The number ranges from 1 to 4095. |
To specify or replace the ATM address of the LANE server for the emulated LAN in the configuration server's configuration database, use the name server-atm-address database configuration command. To remove it from the database, use the no form of this command.
name elan-name server-atm-address atm-address [restricted | un-restricted] [index number]| elan-name | Name of the emulated LAN. Maximum length is 32 characters. |
| atm-address | LANE server's ATM address. |
| restricted | un-restricted | (Optional) Membership in the named emulated LAN is restricted to the LANE clients explicitly defined to the emulated LAN in the configuration server's database. |
| index number | (Optional) Priority number. When specifying multiple LANE servers for fault tolerance, you can specify a priority for each server. 0 is the highest priority. |
To display detailed information for all the LANE components configured on an interface or any of its subinterfaces, on a specified subinterface, or on an emulated LAN, use the show lane EXEC command.
show lane [interface atm slot/port[.subinterface-number] | name elan-name] [brief]| interface atm slot/port | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/port | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
| .subinterface-number | (Optional) Subinterface number. |
| name elan-name | (Optional) Name of emulated LAN. The maximum length of the name is 32 characters. |
| brief | (Optional) Keyword used to display the brief subset of available information. |
To display detailed LANE information for the broadcast-and-unknown server configured on an interface or any of its subinterfaces, on a specified subinterface, or on an emulated LAN, use the show lane bus EXEC command:
show lane bus [interface atm slot/port[.subinterface-number] | name elan-name] [brief]| interface atm slot/port | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/port | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
| .subinterface-number | (Optional) Subinterface number. |
| name elan-name | (Optional) Name of emulated LAN. The maximum length of the name is 32 characters. |
| brief | (Optional) Keyword used to display the brief subset of available information. |
To display detailed LANE information for all the LANE clients configured on an interface or any of its subinterfaces, on a specified subinterface, or on an emulated LAN, use the show lane client EXEC command.
show lane client [interface atm slot/port[.subinterface-number] | name elan-name] [brief]| interface atm slot/port | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/port | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
| .subinterface-number | (Optional) Subinterface number. |
| name elan-name | (Optional) Name of emulated LAN. The maximum length of the name is 32 characters. |
| brief | (Optional) Keyword used to display the brief subset of available information. |
To display global LANE information for the configuration server configured on an interface, use the show lane config EXEC command.
show lane config [interface atm slot/0]| interface atm slot/0 | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/0 | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
To display the configuration server's database, use the show lane database EXEC command.
show lane database [database-name]| database-name | (Optional) Specific database name. |
To display the automatically assigned ATM address of each LANE component in a router or on a specified interface or subinterface, use the show lane default-atm-addresses EXEC command.
show lane default-atm-addresses [interface atm slot/port.subinterface-number]| interface atm slot/port | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/port | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
| .subinterface-number | (Optional) Subinterface number. |
To display the LANE ARP table of the LANE client configured on an interface or any of its subinterfaces, on a specified subinterface, or on an emulated LAN, use the show lane le-arp EXEC command.
show lane le-arp [interface atm slot/port[.subinterface-number] | name elan-name]| interface atm slot/port | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/port | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
| .subinterface-number | (Optional) Subinterface number. |
| name elan-name | (Optional) Name of emulated LAN. The maximum length of the name is 32 characters. |
To display global information for the LANE server configured on an interface, on any of its subinterfaces, on a specified subinterface, or on an emulated LAN, use the show lane server EXEC command.
show lane server [interface atm slot/port[.subinterface-number] | name elan-name] [brief]| interface atm slot/port | (Optional) ATM interface slot and port for the following:
· AIP on the Cisco 7500 series routers. · ATM port adapter on the Cisco 7200 series routers. |
| interface atm slot/port-adapter/port | (Optional) ATM interface slot, port adapter, and port number for the ATM port adapter on the Cisco 7500 series routers. |
| interface atm number | (Optional) ATM interface number for the NPM on the Cisco 4500 or 4700 routers. |
| .subinterface-number | (Optional) Subinterface number. |
| name elan-name | (Optional) Name of emulated LAN. The maximum length of the name is 32 characters. |
| brief | (Optional) Keyword used to display the brief subset of available information. |
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