Users Guide

The Lines
Beginning with:
Description
Local host: Displays the peering address of the local router and the TCP port number.
Foreign host: Displays the peering address of the neighbor and the TCP port number.
Example ( )
Dell#show ip bgp neighbors
BGP neighbor is 10.10.10.1, remote AS 23456, external link
BGP version 4, remote router ID 10.10.10.1
BGP state ESTABLISHED, in this state for 00:00:35
. . .
Capabilities received from neighbor for IPv4 Unicast :
MULTIPROTO_EXT(1)
ROUTE_REFRESH(2)
4_OCTECT_AS(65)
ADD_PATH (69)
CISCO_ROUTE_REFRESH(128)
Example
Dell#show ip bgp neighbors
BGP neighbor is 100.10.10.2, remote AS 200, external link
BGP version 4, remote router ID 192.168.2.101
BGP state ESTABLISHED, in this state for 00:16:12
Last read 00:00:12, last write 00:00:03
Hold time is 180, keepalive interval is 60 seconds
Received 1404 messages, 0 in queue
3 opens, 1 notifications, 1394 updates
6 keepalives, 0 route refresh requests
Sent 48 messages, 0 in queue
3 opens, 2 notifications, 0 updates
43 keepalives, 0 route refresh requests
Minimum time between advertisement runs is 30 seconds
Minimum time before advertisements start is 0 seconds
Capabilities received from neighbor for IPv4 Unicast :
MULTIPROTO_EXT(1)
ROUTE_REFRESH(2)
CISCO_ROUTE_REFRESH(128)
Capabilities advertised to neighbor for IPv4 Unicast :
MULTIPROTO_EXT(1)
ROUTE_REFRESH(2)
ROUTE_REFRESH(2)
GRACEFUL_RESTART(64)
CISCO_ROUTE_REFRESH(128)
Route map for incoming advertisements is test
Maximum prefix set to 4 with threshold 75
For address family: IPv4 Unicast
BGP table version 34, neighbor version 34
5 accepted prefixes consume 20 bytes
Prefix advertised 0, denied 4, withdrawn 0
Prefixes accepted 1 (consume 4 bytes), withdrawn 0 by peer
Prefixes advertised 0, rejected 0, withdrawn 0 from peer
Connections established 2; dropped 1
Last reset 00:18:21, due to Maximum prefix limit reached
Example
(Advertised-Routes)
Dell>show ip bgp neighbors 192.14.1.5 advertised-routes
BGP table version is 74103, local router ID is 33.33.33.33
Status codes: s suppressed, S stale, d damped, h history, * valid, > best
Path source: I - internal, a - aggregate, c - confed-external, r -
Border Gateway Protocol IPv4 (BGPv4) 355