Cisco Cisco IOS Software Release 12.2(27)SBC
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BGP Support for Dual AS Configuration for
Network AS Migrations
Network AS Migrations
The BGP Support for Dual AS Configuration for Network AS Migrations feature extends the
functionality of the BGP Local-AS feature by providing additional autonomous-system path
customization configuration options. The configuration of this feature is transparent to customer peering
sessions, allowing the provider to merge two autonomous-systems without interrupting customer peering
arrangements. Customer peering sessions can later be updated during a maintenance window or during
other scheduled downtime.
functionality of the BGP Local-AS feature by providing additional autonomous-system path
customization configuration options. The configuration of this feature is transparent to customer peering
sessions, allowing the provider to merge two autonomous-systems without interrupting customer peering
arrangements. Customer peering sessions can later be updated during a maintenance window or during
other scheduled downtime.
Feature History for BGP Support for Dual AS Configuration for Network AS Migrations
Finding Support Information for Platforms and Cisco IOS Software Images
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Contents
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Release
Modification
12.0(27)S
This feature was introduced.
12.2(25)S
This feature was integrated into Cisco IOS Release 12.2(25)S.
12.3(11)T
This feature was integrated into Cisco IOS Release 12.3(11)T.
12.2(27)SBC
This feature was integrated into Cisco IOS Release 12.2(27)SBC.