1-7. aggregate-address address mask suppress-map route-map-name

Syntax Description:

  • address— Aggregate IP address.

  • mask— Aggregate mask.

  • route-map-name— Name of the route map that is used to determine which specific prefixes will be suppressed.

Purpose: To create an aggregate entry in the BGP table. An aggregate is created only if a more-specific route of the aggregate exists in the BGP table. This form of the aggregate-address command advertises the aggregate while suppressing the more-specific routes indicated by the route map.

Cisco IOS Software Release: 10.0

Configuration Example: Suppressing a Subset of the More-Specific Routes Used to Form the Aggregate

In Figure 1-8, Router B is generating an aggregate for 172.16.0.0/22 while suppressing ...

Get Cisco® BGP-4 Command and Configuration Handbook (CCIE Professional Development) now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.