Allied Telesis manual Ip community-list expanded BGP and BGP4+, 100-199, Expanded, Line

BGP and BGP4+ Commands

ip community-list expanded (BGP and BGP4+)

Use this command to add an entry to an expanded BGP community-list filter.

Use the no variant of this command to delete the community list entry.

Syntax ip community-list <100-199> {denypermit} .<line>

no ip community-list <100-199> {denypermit} .<line>

ip community-list expanded <expanded-listname> {denypermit} .<line> no ip community-list expanded <expanded-listname> {denypermit}

.<line>

Parameter	Description
<100-199>	Expanded community list number.
expanded	Specifies an expanded community list.
<expanded-listname>Expanded community list entry.
deny	Specifies community to reject.
permit	Specifies community to accept.
.<line>	Specifies community attributes with regular expressions.

Regular expressions listed below can be used with the ip community-list expanded command:

Symbo

lCharacter Meaning

^	Caret	Used to match the beginning of the input string. When used at the
		beginning of a string of characters, it negates a pattern match.
$	Dollar sign	Used to match the end of the input string.
.	Period	Used to match a single character (white spaces included).
*	Asterisk	Used to match none or more sequences of a pattern.
+	Plus sign	Used to match one or more sequences of a pattern.
?	Question	Used to match none or one occurrence of a pattern.
	mark
_	Underscor	Used to match spaces, commas, braces, parenthesis, or the
	e	beginning and end of an input string.
[ ]	Brackets	Specifies a range of single-characters.
-	Hyphen	Separates the end points of a range.

Mode Global Configuration

Usage A community-listcan be used as a filter to BGP updates. Use this command to define the community access list globally, then use neighbor configuration commands to apply the list to a particular neighbor.

There are two kinds of community-lists: expanded and standard. A standard community- list defines the community attributes explicitly and not via a regular expression. An expanded community-list defines the communities attributes with regular expressions.

	Software Reference Supplement for SwitchBlade® x8112, x908, x900 and x610 Series Switches
3.68	AlliedWare PlusTM Operating System - Software Version 5.4.3-2.6	C613-50032-01 REV D