Chapter 29
| IP Routing Commands
Border Gateway Protocol (BGPv4)
– 978 –
Example
In the following example, Refcnt refers to the number of routes using the indicated
next hop.
Console#show ip bgp attribute-info
Refcnt Nexthop
1 0.0.0.0
1 10.1.1.64
3 10.1.1.64
1 10.1.1.121
2 10.1.1.200
Console#
show ip bgp cidr-only This command shows routes which use classless interdomain routing network
masks.
Syntax
show ip bgp cidr-only
Command Mode
Privileged Exec
Example
This example shows routes that do not match the natural A, B, C or D network
masks defined for the earliest IP networks.
Console#show ip bgp cidr-only
BGP table version is 0, local router ID is 192.168.0.2
Status codes: s suppressed, d damped, h history, * valid, > best, i internal,
r RIB-failure, S Stale, R Removed
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
*>3.3.3.0/24 10.10.10.10 0 11 i
*>6.6.6.0/24 0.0.0.0 32768 i
Console#
show ip bgp
community
This command shows routes that belong to specified BGP communities.
Syntax
show ip bgp community [{[AA:NN] [internet] [local-as] [no-advertise]
[no-export]} [exact-match]]
AA:NN – Standard community-number to match. The 4-byte community
number is composed of a 2-byte autonomous system number and a 2-byte
network number, separated by one colon. Each 2-byte number can range
from 0 from 65535. One or more communities can be entered, separated by
a space. Up to 16 community numbers are supported.
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