Administrator Guide

Layer 3 Routing Commands 1280
If more than the maximum allowed communities are configured, the excess
entries are ignored.
Command History
Introduced in version 6.2.0.1 firmware.
Example
console(config)# ip community-list standard test permit
ip extcommunity-list
Use the ip extcommunity-list command to create an extended community
list to configure VRF route filtering. Use the no form of the command to
configure VRF route filtering.
Syntax
ip extcommunity-list standard-list [permit | deny][rt value] [soo value]
no ip extcommunity-list standard-list
• standard-list — A standard list number from 1 to 99 that identifies one or
more permit or deny groups of extended communities.
• permit | deny — Permits or denies access for a matching condition. Once
a permit value has been configured to match a given set of extended
communities, the extended community list defaults to an implicit deny for
all other values.
• rt value— Specifies the route target (RT). extended community value. The
route target can be configured only with standard extended community
lists. This value can be entered in one of the following formats:
– 16-bit AS number :a 32-bit value (Ex : 100:11)
– 32-bit IPv4 address :a 16-bit value (Ex : 10.1.1.1:22)
• soo value— Specifies the site of origin (SOO) extended community value.
The site of origin can be configured only with standard extended
community lists. This value can be entered in one of the following formats:
– 16-bit AS number :a 32-bit value (Ex : 100:11)
– 32-bit IPv4 address :a 16-bit value (Ex : 10.1.1.1:22)