Layer 3 Routing Commands 1388
ip community-list
To create or configure a BGP community list, use the ip community-list
command in global configuration mode. To delete a community list, use the
no form of this command.
Syntax
ip community-list standard list-name {permit | deny} [community-number]
[no-advertise] [no-export] [no-export-subconfed] [no-peer]
no ip community-list standard list-name
• standard list-name—Identifies a named standard community list. The
name may contain up to 32 characters.
• permit—Indicates that matching routes are permitted.
• deny—Indicates that matching routes are denied.
• community-number—From zero to sixteen community numbers
formatted as a 32-bit integers or in AA:NN format, where AA is a 2-byte
autonomous system number and NN is a 16 bit integer. The range is 1 to
4,294,967,295 (any 32-bit integer other than 0). Communities are
separated by spaces.
• no-advertise—The well-known standard community: NO_ADVERTISE
(0xFFFFFF02), which indicates the community is not to be advertised.
• no-export—The well-known standard community: NO_EXPORT,
(0xFFFFFF01), which indicates the routes are not to be advertised outside
the community.
• no-export-subconfed—The well-know standard community:
NO_EXPORT_SUBCONFED (0xFFFFFF03), which indicates the routes
are not to be advertised to external BGP peers.
Default Configuration
No community lists are configured by default.
Command Mode
Global Configuration
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