13 bgp confederation identifier, 14 bgp confederation peers, 15 bgp dampening – PLANET XGS3-24040 User Manual

Page 519: Bgp confederation identifier, Bgp confederation peers, Bgp dampening

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35.13 bgp confederation identifier

Command: bgp confederation identifier <as-id>

no bgp confederation identifier [<as-id>]

Function: Create a confederation configuration. The “no bgp confederation identifier [<as-id>]

command deletes a confederation.

Parameter: ID number of the confederation AS.

Default: No confederation.

Command Mode: BGP route mode

Usage Guide: Confederation is for divide large AS into several smaller AS, while still identified as the

large AS. Create large AS number with this command.

Example:

Switch(config-router)# bgp confederation identifier 600

Related Command: bgp confederation peers, no bgp confederation peers

35.14 bgp confederation peers

Command: bgp confederation peers <as-id> [<as-id>..]

no bgp confederation peers <as-id> [<as-id>..]

Function: Add/delete one or several AS to a confederation.

Parameter: ID numbers of the AS included in the confederation, which could be multiple.

Default: No members.

Command Mode: BGP route mode.

Usage Guide: Confederation is for divide large AS into several smaller AS, while still identified as the

large AS. Use this command to add/delete confederation members.

Example:

Switch(config-router)# bgp confederation identifier 600

Switch(config-router)#bgp confederation peers 100 200

35.15 bgp dampening

Command: bgp dampening [<1-45>] [<1-20000> <1-20000> <1-255>] [<1-45>]

no bgp dampening

Function: Configure the route dampening.The “no bgp dampening” command cancels the route

dampening function.

Parameter: <1-45>: Respectively the penalty half-lives of accessible and inaccessible route, namely the

penalty value is reduced to half of the previous value, in minutes.

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