Reference Guide

Supported
Releases
10.3.0E or later
show ip bgp flap-statistics
Displays BGP flap statistics on BGP routes.
Syntax
show ip bgp [vrf vrf-name] flap-statistics
Parameters None
Default Not configured
Command Mode EXEC
Usage
Information
● vrf vrf-name — (OPTIONAL) Enter the keywords vrf and then the name of the VRF to view flap
statistics on BGP routes corresponding to that VRF.
● Network — Displays the network ID to which the route is flapping.
● From — Displays the IP address of the neighbor advertising the flapping route
● Duration — Displays the HH:MM:SS since the route first flapped.
● Flaps — Displays the number of times the route flapped.
● Reuse — Displays the HH:MM:SS until the flapped route is available.
● Path — Lists all AS the flapping route passed through to reach the destination network.
Example
OS10# show ip bgp flap-statistics
BGP local router ID is 80.1.1.1
Status codes: s suppressed, S stale, d dampened, h history, * valid, >
best
Origin codes: i - IGP, e - EGP, ? - incomplete
Network From Flaps Duration Reuse Path
*> 3.1.2.0/24 80.1.1.2 1 00:00:11 00:00:00 800 9 8 i
*> 3.1.3.0/24 80.1.1.2 1 00:00:11 00:00:00 800 9 8 i
*> 3.1.4.0/24 80.1.1.2 1 00:00:11 00:00:00 800 9 8 i
*> 3.1.5.0/24 80.1.1.2 1 00:00:11 00:00:00 800 9 8 i
*> 3.1.6.0/24 80.1.1.2 1 00:00:11 00:00:00 800 9 8 i
Total number of prefixes: 5
Supported
Releases
10.3.0E or later
show ip bgp ipv4 unicast
Displays route information for BGP IPv4 routes.
Syntax
show ip bgp [vrf vrf-name] ipv4 unicast {ip-address/mask | summary}
[denied-routes]
Parameters
● vrf vrf-name — (OPTIONAL) Enter the keyword vrf followed by the name of the VRF to view
IPv4 unicast summary information corresponding to that VRF.
● unicast ip-address/mask — Displays IPv4 unicast route information.
● summary — Displays IPv4 unicast summary information.
● denied-routes — (Optional) Displays the configured denied routes.
Default Not configured
Command Mode EXEC
Usage
Information
This command provides output which displays locally advertised BGPv4 routes configured using the
network command. These routes show as r for redistributed/network-learned routes.
Example
OS10# show ip bgp ipv4 unicast summary
BGP router identifier 80.1.1.1 local AS number 102
Layer 3 329