From: Bryan Ginman (ginmanb@xxxxxxxxxxx)
Date: Thu Nov 01 2001 - 12:16:22 GMT-3
Yes this is true you can strip off community using set community none or set
comm list delete
ip community list 1 permit 2000 100 NO_EXPORT
route-map FILTER per 10
set comm-list 1 delete
-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com]On Behalf Of
Erlend Ringstad
Sent: Thursday, November 01, 2001 1:09 AM
To: Hansang Bae; CCIE Group Study
Subject: Re: Non-transit AS
Certain about that?
From what i understand the default communities must be honored
by the BGP implementation to conform with the BGP4 specifications.
Anyways, feel free to elaborate your proposed solution a bit :)
--erlend
At 05:38 01.11.2001, Hansang Bae wrote:
>At 04:18 PM 10/31/01 +0800, Jonathan Chin Kah Fi wrote:
>>I have a question here.
>>Supposing you have your own AS peered with two ISP AS. How do you
>>configure
>>your own AS such that it will become a Non-Transit AS? To make things
>>more
>>complicated, ip as-path access-list is not allowed to be used.
>
>
>
>All,
>
>Community can't be used as the ISP can choose not to honor it.
>AS-PATH filtering is not allowed so that's out.
>
>Basically, you only allow your routes to go out to the BGP. All others
will be denied due to the implicit deny all in your route-map.
>
>hsb
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