Reference Guide

232 | Border Gateway Protocol IPv4 (BGPv4)
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Use these commands in the following sequence, starting in the CONFIGURATION mode to configure an
IP extended community list.
To set or modify an extended community attribute, use the
set extcommunity {rt | soo} {ASN:NN |
IPADDR:NN} command.
To view the configuration, use the
show config command in the CONFIGURATION
COMMUNITY-LIST or CONFIGURATION EXTCOMMUNITY LIST mode or the
show ip
{community-lists | extcommunity-list} command
in EXEC Privilege mode .
FTOS#show ip community-lists
ip community-list standard 1
deny 701:20
deny 702:20
deny 703:20
deny 704:20
deny 705:20
deny 14551:20
deny 701:112
deny 702:112
deny 703:112
deny 704:112
deny 705:112
deny 14551:112
deny 701:667
deny 702:667
deny 703:667
deny 704:666
deny 705:666
deny 14551:666
FTOS#
Step Command Syntax Command Mode Purpose
1
ip extcommunity-list
extcommunity-list-name
CONFIGURATION Create a extended community list and enter the
EXTCOMMUNITY-LIST mode.
2
{permit | deny} {{rt |
soo} {ASN:NN |
IPADDR:N} | regex
REGEX-LINE}
CONFIG-COMMUNITY-LIST Two types of extended communities are
supported. Filter routes based on the type of
extended communities they carry using one of
the following keywords:
• rt: Route Target
• soo: Route Origin or Site-of-Origin.
Support for matching extended communities
against regular expression is also supported.
Match against a regular expression using the
following keyword:
• regexp: regular expression