Connectivity Guide

• denied-routes — (Optional) Displays the congured IPv6 denied routes.
Default Not congured
Command Mode EXEC
Usage Information None
Example
OS10# show ip bgp ipv6 unicast summary
BGP router identifier 80.1.1.1 local AS number 102
Neighbor AS MsgRcvd MsgSent Up/Down State/Pfx
80.1.1.2 800 8 4 00:01:10 5
Supported Releases 10.3.0E or later
show ip bgp neighbors
Displays information that BGP neighbors exchange.
Syntax
show ip bgp [vrf vrf-name] neighbors ip-address [denied-routes]
Parameters
• vrf vrf-name — (OPTIONAL) Enter vrf and then the name of the VRF to view information exchanged
between BGP neighbors corresponding to that VRF
• ip-address — Enter the IP address for a specic neighbor
• denied-routes — (Optional) Displays the list of routes denied by policy
• advertised-routes—Displays the routes advertised to a neighbor
• dampened-routes—Displays the suppressed routes received from a neighbor
• flap-statistics—Displays the route's ap statistics received from a neighbor
• received-routes—Displays the routes received from a neighbor
• routes—Displays routes learned from a neighbor
Default Not congured
Command Mode EXEC
Usage Information
• 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, 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 — Displays the information included in the last read:
– Last read is the time in hours:minutes:seconds that the router read a message from its neighbor.
– Hold time is the number of seconds congured 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 — Displays the number of BGP messages received, the number of notications or
error messages, and the number of messages waiting in a queue for processing.
• Sent messages — Displays the number of BGP messages sent, the number of notications or error
messages, and the number of messages waiting in a queue for processing.
• Description — Displays the descriptive name congured for the BGP neighbor. This eld is displayed only
when the description is congured.
• Local host — Displays the peering address of the local router and the TCP port number.
486 Layer 3