Reference Guide

220 | Border Gateway Protocol
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Syntax
bgp confederation peers as-number [...as-number]
To return to the default, enter no bgp confederation peers.
Parameters
Defaults
Not configured.
Command Modes
ROUTER BGP
Usage
Information
All the routers in the Confederation must be 4 or 2 byte identified routers. You cannot mix them.
The Autonomous Systems configured in this command are visible to the EBGP neighbors. Each
Autonomous System is fully meshed and contains a few connections to other Autonomous Systems.
After specifying autonomous systems numbers for the BGP confederation, recycle the peers to update
their configuration.
Related
Commands
Command
History
bgp dampening
s z
Enable BGP route dampening and configure the dampening parameters.
Syntax
bgp dampening [half-life reuse suppress max-suppress-time] [route-map map-name]
To disable route dampening, use the no bgp dampening [half-life reuse suppress
max-suppress-time] [route-map map-name] command.
Parameters
as-number
Enter the AS number.
Range: 0-65535 (2-Byte)
or
1-4294967295 (4-Byte)
or
0.1-65535.65535 (Dotted format)
...as-number
(OPTIONAL) Enter up to 16 confederation numbers.
Range: 0-65535 (2-Byte)
or
1-4294967295 (4-Byte)
or
0.1-65535.65535 (Dotted format)
bgp confederation identifier Configure a confederation ID.
bgp four-octet-as-support Enable 4-byte support for the BGP process.
Version 9.0.2.0 Introduced on the S6000.
Version 8.3.11.1 Introduced on the Z9000.
Version 7.8.1.0 Introduced support on S-Series
S6000
half-life
(OPTIONAL) Enter the number of minutes after which the Penalty is
decreased. After the router assigns a Penalty of 1024 to a route, the Penalty
is decreased by half after the half-life period expires.
Range: 1 to 45.
Default: 15 minutes