Chapter 29
| IP Routing Commands
Border Gateway Protocol (BGPv4)
– 934 –
bgp confederation
peer
This command adds an internal peer autonomous system to a confederation. Use
the no form to remove an autonomous system from a confederation.
Syntax
bgp confederation peer as-number
no bgp confederation identifier
as-number – Autonomous system number which identifies this router as a
member of the specified domain, and tags routing messages passed to
other BGP routers with this number. (Range: 1-4294967295)
Command Mode
Router Configuration
Default Setting
No confederation peer is configured.
Command Usage
â—† This command is used to add multiple ASes to a confederation. Each AS is fully
meshed within itself, and the AS members are visible internally within the
confederation.
â—† Use the bgp confederation identifier command to create a confederation.
Example
This example divides AS 600 into four smaller ASes 101-104, and assigns a
neighboring router as a member of the sub-AS 101.
Console(config-router)#bgp confederation identifier 600
Console(config-router)#bgp confederation peer 101
Console(config-router)#bgp confederation peer 102
Console(config-router)#bgp confederation peer 103
Console(config-router)#bgp confederation peer 104
Console(config-router)#neighbor 192.168.0.9 remote-as 101
Console(config-router)#
Related Commands
bgp confederation identifier (933)
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