PurposeCommand or Action
Configures the numeric multitopologyID in IS-IS
that identifies the topology. Range is 6 to 4095.
topology-id multitoplogy-id
Example:
RP/0/RSP0/CPU0:router(config-isis-af)# toplogy-id 122
Step 4
commit
Step 5
Placing an Interface in a Topology in IS-IS
To associate an interface with a topology in IS-IS, follow these steps.
SUMMARY STEPS
1.
configure
2.
router isis instance-id
3.
net network-entity-title
4.
interface type interface-path-id
5.
address-family { ipv4 | ipv6 } multicast topology topo-name
6.
Repeat Step 4, on page 294 and Step 5, on page 295 until you have specified all the interface instances
and associated topologies you want to configure in your network.
7.
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
Creates a network entity title for the configured
isis interface.
net network-entity-title
Example:
RP/0/RSP0/CPU0:router(config-isis)# net netname
Step 3
Enters isis interface configuration submode
and creates an interface instance.
interface type interface-path-id
Example:
RP/0/RSP0/CPU0:router(config-isis)# interface
gigabitethernet 0/3/0/0
Step 4
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
294 OL-30423-03
Implementing IS-IS
Configuring Multitopology Routing
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