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This chapter explains the function and syntax of the token ring Inter-Switch Link commands. For more information about defaults and usage guidelines, see the corresponding chapter of the Cisco IOS Bridging and IBM Networking Command Reference, Volume 1, Release 12.1.
To clear duplicate ring protocol (DRiP) counters, use the clear drip counters privileged EXEC command.
clear drip countersSyntax Description
This command has no arguments or keywords.
To enable TRISL, a Cisco protocol for interconnecting multiple routers and switches and maintaining Token Ring VLAN information as traffic goes between switches, use the encapsulation tr-isl trbrf-vlan subinterface configuration command. Use the no form of the command to disable the TRISL configuration.
encapsulation tr-isl trbrf-vlan vlanid bridge-num bridge-number
Syntax Description
vlanid Number identifying the VLAN. bridge-num bridge-number Keyword and bridge number assigned to the ISL trunk. Possible values are 01 to 15.
To create a pseudo-ring to terminate the RIF for source routed traffic and assign it to a VLAN, use the multiring trcrf-vlan interface configuration command. Use the no form of this command to disable the caching of RIFs on the subinterface.
multiring trcrf-vlan vlanid ring ring-number
Syntax Description
vlanid VLAN ID number. ring ring-number Keyword and the logical ring number for Token Ring VLANs. Possible values are 01 to 4095.
To display the status of the DRiP database, use the show drip privileged EXEC command.
show dripSyntax Description
This command has no arguments or keywords.
To attach a TrCRF VLAN to the router's virtual ring, use the source-bridge trcrf-vlan privileged EXEC command. Use the no form of the command to disable the attachment of a VLAN to the router's virtual ring.
source-bridge trcrf-vlan vlanid ring-group ringnum
Syntax Description
vlanid VLAN ID number. ring-group ringnum Keyword and ring number of the virtual ring.
Posted: Wed Jul 26 11:25:27 PDT 2000
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