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Bgp fast-external-fallover – ADTRAN 5000 Series User Manual

Page 1090

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Command Reference Guide

BGP Configuration Command Set

61200990L1-35E

Copyright © 2005 ADTRAN

1090

bgp fast-external-fallover

Use the bgp fast-external-fallover command to enable the fast-external-fallover feature.

Syntax Description

No subcommands.

Default Values

By default, this command is enabled.

Applicable Platforms

This command applies to the NetVanta 300, 1000R, 2000, 3000, 4000, and 5000 and Total Access 900
Series units.

Command History

Release 8.1

Command was introduced.

Functional Notes

When enabled, if the link interface over which the router is communicating with a BGP peer goes down, the
BGP session with that peer is immediately cleared. When fallover is disabled and the link goes down, the
session is maintained until the BGP hold timer expires.

Usage Examples

The following example enables this option:

(config)#router bgp 1
(config-bgp)#bgp fast-external-fallover