Points to Remember

• Border Gateway Protocol (BGP) is the standard routing protocol in the Internet, which is used for routing among different Autonomous Systems.

• The show ip bgp command displays the complete BGP table of a router.

• The show ip bgp A.B.C.D command displays the complete BGP table of a router.

• The show ip bgp cidr-only command displays routes in the BGP table with non-natural network masks.

• The show ip bgp community command lists routes in a BGP table that match the named communities.

• The show ip bgp community-lists command displays routes in the BGP table that match the named community lists.

• The show ip bgp dampening command displays detailed information about BGP dampening, if configured in the router.

• The show ip bgp filter-list command lists routes matching the named filter list.

• The show ip bgp inconsistent-as command displays only the routes with inconsistent origin ASs.

• The show ip bgp injected-paths command lists all injected paths.

• The show ip bgp ipv4 command displays entries in a BGP table corresponding to the IP Version 4 address family.

• The show ip bgp labels command lists labels for IPv4 NLRI specific information.

• The show ip bgp neighbors command displays detailed information on BGP neighbors.

• The show ip bgp paths command lists the BGP path information.

• The show ip bgp peer-group command displays information on BGP peer groups.

• The show ip bgp prefix-list command lists routes in a BGP table matching the named prefix list.

• The show ip bgp quote-regexp command displays routes in a BGP table matching the AS path regular expression.

• The show ip bgp replication command displays replication status of update groups.

• The show ip bgp route-map command lists BGP table route entries matching the named route map.

• The show ip bgp summary command displays the status summary of connections with all BGP neighbors.

• The show ip bgp template command lists peer-policy/peer-session templates.

• The show ip bgp update-group command displays information on update groups.

• The show ip bgp vpnv4 command lists VPNv4 NLRI specific information.

• The show ip bgp neighbor A.B.C.D advertised-routes command displays routes that form a part of the BGP update sent to the neighbor A.B.C.D.