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11 bgp confederation peers, 12 bgp dampening – CANOGA PERKINS 9175 Command Reference User Manual

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CanogaOS Command Reference

16-8

16.11 bgp confederation peers

Use this command to configure the Autonomous Systems (AS) that belong to the confederation.

Use the no parameter with this command to remove an autonomous system from the confederation.

Command Syntax

(no) bgp confederation peers .ASN

ASN <1-65535> AS numbers of eBGP peers that are under same confederation but in a different

sub-AS

Command Mode

Router mode

Usage

A confederation allows an AS to be divided into several ASs. The AS is given a confederation identifier.

External routers view only the whole confederation as one AS. Each AS is fully meshed within itself and is

visible internally to the confederation. Use the bgp confederation peer command to define the list of

confederation peers.

Examples

Switch# configure terminal

Switch(config) router bgp 100

Switch(config-router) bgp confederation peers 1234 21345

Related Commands

bgp confederation identifier

16.12 bgp dampening

Use this command to set bgp dampening parameters.

Use the no parameter with this command to unset the bgp dampening parameters.

Command Syntax

(no) bgp dampening REACHTIME

(no) bgp dampening REACHTIME REUSE

(no) bgp dampening REACHTIME REUSE SUPPRESS MAXSUPPRESS (UNREACHTIME)

(no) bgp dampening ROUTEMAP

REACHTIME <1-45> Specifies the reachability half-life time in minutes. The time for the penalty to

decrease to one-half of its current value. The default is 15 minutes.

REUSE <1-20000> Specifies the reuse limit value. When the penalty for a suppressed route decays

below the reuse value, the routes become unsuppressed. The default reuse limit is 750 SUPPRESS

<1-20000> Specifies the suppress limit value. When the penalty for a route exceeds the suppress value,