Users Guide

Table 134. Special characters supported in regular expression
Character Supported/Not supported
Pipe (|) Supported
Plus (+) Supported
Caret (^) Supported; use the caret (^) character to
represent the beginning of a new line.
Dollar ($) Supported
Square brackets ([ ]) Supported
Asterisk (*) Supported
Dot (.) Supported
Backslash (\) Supported; precede the character with a
backslash(\). For example, enter \\.
Double quotes (") Supported; precede the character with a
backslash(\). For example, enter \".
Curly brackets ({ }) Not supported; as a workaround, precede the
open and close parentheses with a backslash, for
example, "\(" and "\)".
Parentheses (()) Supported
Comma (,) Supported; comma(,) can be used to match
space in AS-PATH
Space Not supported; as a workaround, use comma(,)
or [[:punct:]].
Underscore ( _ ) Not supported
Example
OS10(config)# ip as-path access-list abc deny 123
Supported
Release
10.3.0E or later
ip community-list standard deny
Creates a standard community list for BGP to deny access.
Syntax
ip community-list standard name deny {aa:nn | no-advertise | local-AS | no-
export | internet}
Parameters
● name — Enter the name of the standard community list used to identify one more deny groups of
communities. Do not use the term none as the name of the standard community list.
● aa:nn — Enter the community number in the format aa:nn, where aa is the number that identifies
the autonomous system and nn is a number the identifies the community within the autonomous
system.
● no-advertise — BGP does to not advertise this route to any internal or external peer.
● local-AS — BGP does not advertise this route to external peers.
● no-export — BGP does not advertise this route outside a BGP confederation boundary.
● internet — BGP does not advertise this route to an Internet community.
Defaults Not configured
Command Mode CONFIGURATION
Access Control Lists 1465