Reference Guide

418 | Border Gateway Protocol IPv4 (BGPv4)
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Related
Commands
Command
History
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.
Minimum time Displays the minimum time, in seconds, between advertisements.
(list of inbound and outbound
policies)
Displays the policy commands configured and the names of the
Route map, AS-PATH ACL or Prefix list configured for the policy.
For address family: Displays IPv4 Unicast as the address family.
BGP table version Displays the which version of the primary BGP routing table the
router and the neighbor are using.
accepted prefixes Displays the number of network prefixes accepted by the router
and the amount of memory used to process those prefixes.
Prefix advertised Displays the number of network prefixes advertised, the number
rejected and the number withdrawn from the BGP routing table.
Connections established Displays the number of TCP connections established and dropped
between the two peers to exchange BGP information.
Last reset Displays the amount of time since the peering session was last
reset. Also states if the peer resets the peering session.
If the peering session was never reset, the word never is displayed.
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.
Table 9-18. Command Example fields: show ip bgp ipv4 multicast neighbors
Lines beginning with Description
show ip bgp View the current BGP routing table.
Version 7.8.1.0 Introduced support on S-Series
Version 7.7.1.0 Introduced support on C-Series
Version 7.6.1.0 Introduced IPv6 MGBP support for E-Series