Hi Prakash,
^$ will match routes with no AS listed in the path - ie only routes originating from the local AS.
Cheers,
Ben.
-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of Prakash Kalsaria
Sent: Friday, 13 August 2010 7:58 PM
To: Cisco certification; Cisco certification
Subject: Regular Expression ^$
Regular expression
^ ----Start of string
$ -- End of String
what will be matched if i as-path access-list 111 permit ^$
every AS OR Any AS
Regards;
Prakash
http://prakashkalsaria.wordpress.com
Blogs and organic groups at http://www.ccie.net
Received on Fri Aug 13 2010 - 20:06:46 ART
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