Cisco Cisco IOS Software Release 12.4(4)T
1
BGP Selective Address Tracking
The BGP Selective Address Tracking feature introduces the use of a route map for next hop route
filtering and fast session deactivation. Selective next hop filtering uses a route map to selectively define
routes to help resolve the BGP next-hop and a route map can be used to determine if a peering session
with a BGP neighbor should be reset when a route to the BGP peer changes.
filtering and fast session deactivation. Selective next hop filtering uses a route map to selectively define
routes to help resolve the BGP next-hop and a route map can be used to determine if a peering session
with a BGP neighbor should be reset when a route to the BGP peer changes.
Configuration Information
Configuration information is included in the “Configuring Advanced BGP Features” and “Configuring
BGP Neighbor Session Options” chapters in the
BGP Neighbor Session Options” chapters in the
, Release 12.4T, at
the following URLs:
Command Reference Information
Command reference information is included in the
Release 12.4T, at the following URL:
New or Modified Commands
The following commands are new or modified for this feature:
•
bgp nexthop
•
neighbor fall-over
List of All Release 12.4T Commands
An alphabetical list of all Cisco IOS Release 12.4T commands is in the Cisco IOS Master Commands
List, Release 12.4T, at the following URL:
List, Release 12.4T, at the following URL:
List of All New, Modified, Removed, and Replaced Release 12.4T Commands
Alphabetized lists of all new, modified, removed, and replaced commands for each Cisco IOS
Release 12.4T release are in the Cisco IOS New, Modified, Removed, and Replaced Commands,
Release 12.4T, document at the following URL:
Release 12.4T release are in the Cisco IOS New, Modified, Removed, and Replaced Commands,
Release 12.4T, document at the following URL: