Dell S4048T, Configuration Manual

Page: 246 / 1277

ip community-list community-list-name
2 Configure a community list by denying or permitting specific community numbers or types of
community.
CONFIG-COMMUNITYLIST mode
{deny | permit} { community-number | local-AS | no-advertise | no-export |
quote-regexp regular-expression-list | regexp regular-expression }
•
community-number
: use AA:NN format where AA is the AS number (2 Bytes or 4 Bytes) and NN is
a value specific to that autonomous system.
•
local-AS
: routes with the COMMUNITY attribute of NO_EXPORT_SUBCONFED.
•
no-advertise
: routes with the COMMUNITY attribute of NO_ADVERTISE.
•
no-export
: routes with the COMMUNITY attribute of NO_EXPORT.
•
quote-regexp
: then any number of regular expressions. The software applies all regular
expressions in the list.
•
regexp
: then a regular expression.
Example of the
show ip community-lists
Command
To view the configuration, use the
show config
command in CONFIGURATION COMMUNITY-LIST or
CONFIGURATION EXTCOMMUNITY LIST mode or the
show ip { community-lists | extcommunity-
list }
command in EXEC Privilege mode.
Dell#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
Dell#
Configuring an IP Extended Community List
To configure an IP extended community list, use these commands.
1 Create a extended community list and enter the EXTCOMMUNITY-LIST mode.
CONFIGURATION mode
ip extcommunity-list extcommunity-list-name
2 Two types of extended communities are supported.
Border Gateway Protocol IPv4 (BGPv4) 246