PurposeCommand or Action
gigabitethernet 0/3/2/0
RP/0/RSP0/CPU0:routerrouter(config-if)# address-family
ipv4 multicast topology purple
RP/0/RSP0/CPU0:router(config-if-af)#
commit
Step 7
Enabling an IS-IS Topology
To enable a topology in IS-IS, you must associate an IS-IS topology ID with the named topology. IS-IS uses
the topology ID to differentiate topologies in the domain.
This command must be configured prior to other topology commands.Note
SUMMARY STEPS
1.
configure
2.
router isis instance-id
3.
address-family { ipv4 | ipv6 } multicast topology topo-name
4.
topology-id multitoplogy-id
5.
commit
DETAILED STEPS
PurposeCommand or Action
configure
Step 1
Enters IS-IS configuration submode.
router isis instance-id
Example:
RP/0/RSP0/CPU0:router(config)# router isis purple
Step 2
Associates an IS-IS topology ID with the named
topology.
address-family { ipv4 | ipv6 } multicast topology
topo-name
Example:
RP/0/RSP0/CPU0:router(config-isis)# address-family
ipv4 multicast topology green
Step 3
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
OL-30423-03 293
Implementing IS-IS
Configuring Multitopology Routing
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