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Configuring IS-IS to Advertise Specified External Routes to an IS-IS Routing Domain
Context
When the local IS-IS device advertises imported external routes to other IS-IS devices, routing policies can be configured to advertise only the external routes that meet specified conditions if these devices do not require all the imported external routes.
Procedure
- Run system-view
The system view is displayed.
- Run isis [ process-id ]
The IS-IS view is displayed.
- Run ipv6 filter-policy { acl6-number | acl6-name acl6-name | ipv6-prefix ipv6-prefix-name | route-policy route-policy-name } export [ protocol [ process-id ] ]
IS-IS is configured to advertise the external IPv6 routes that meet specified conditions to the IS-IS routing domain.
- Run commit
The configuration is committed.