Command Line Reference Guide

Border Gateway Protocol IPv4 (BGPv4) | 395
Notification History
'Connection Reset' Sent : 1 Recv: 0
Local host: 100.10.10.1, Local port: 179
Foreign host: 25.25.25.25, Foreign port: 2290
BGP neighbor is 211.1.1.129, remote AS 640, external link
BGP version 4, remote router ID 0.0.0.0
BGP state ACTIVE, in this state for 00:00:36
Last read 00:00:41, hold time is 180, keepalive interval is 60 seconds
Received 28 messages, 0 notifications, 0 in queue
Sent 6 messages, 3 notifications, 0 in queue
Received 18 updates, Sent 6 updates
Route refresh request: received 0, sent 0
Minimum time between advertisement runs is 30 seconds
For address family: IPv4 Multicast
BGP table version 14, neighbor version 0
0 accepted prefixes consume 0 bytes
Prefix advertised 0, rejected 0, withdrawn 0
Connections established 3; dropped 3
Last reset 00:00:37, due to user reset
Notification History
'Connection Reset' Sent : 3 Recv: 0
Table 13-32. Command Example fields: show ip bgp ipv4 multicast neighbors
Lines beginning with Description
BGP neighbor Displays the BGP neighbor address and its AS number. The last phrase in the line
indicates whether the link between the BGP router and its neighbor is an external
or internal one. If they are located in the same AS, then the link is internal;
otherwise the link is external.
BGP version Displays the BGP version (always version 4) and the remote router ID.
BGP state Displays the neighbor’s BGP state and the amount of time in
hours:minutes:seconds it has been in that state.
Last read This line displays the following information:
• last read is the time (hours:minutes:seconds) the router read a message from its
neighbor
• hold time is the number of seconds configured between messages from its
neighbor
• keepalive interval is the number of seconds between keepalive messages to
help ensure that the TCP session is still alive.
Received messages This line displays the number of BGP messages received, the number of
notifications (error messages) and the number of messages waiting in a queue for
processing.
Sent messages The line displays the number of BGP messages sent, the number of notifications
(error messages) and the number of messages waiting in a queue for processing.
Received updates This line displays the number of BGP updates received and sent.
Soft reconfiguration This line indicates that soft reconfiguration inbound is configured.
Minimum time Displays the minimum time, in seconds, between advertisements.