Enabling An Is-Is Topology - Cisco ASR 9000 Series Configuration Manual

Implementing IS-IS
Command 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)#
Step 7 commit

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
Command or Action
Step 1 configure
Step 2 router isis instance-id
Example:
RP/0/RSP0/CPU0:router(config)# router isis purple
Step 3 address-family { ipv4 | ipv6 } multicast topology
topo-name
Example:
RP/0/RSP0/CPU0:router(config-isis)# address-family
ipv4 multicast topology green
OL-30423-03
Cisco ASR 9000 Series Aggregation Services Router Routing Configuration Guide, Release 5.1.x
Configuring Multitopology Routing
Purpose
Purpose
Enters IS-IS configuration submode.
Associates an IS-IS topology ID with the named
topology.
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