Re: BGP AS Path Access List and Filter List Question

From: Ivan (ivan@iip.net)
Date: Fri Jun 16 2006 - 13:35:07 ART


I think regular expresion must be
^_254_[0-9]*$

> Hi All,
>
>
> Two BGP routers, BB1 and R1, BB1 in AS 254 and R1 in
> AS 55, both connected in same LAN subnet.
>
> Question 1:
>
> In future, there will be another AS directly connect
> with AS 254. Configure R1 accept BGP routes from BB1
> that originate from AS 254 and any other AS directly
> connected to AS 254. Limit to use one filter list
> only.
>
>
> Answer:
>
> R1
>
> ip as-path access-list 1 permit ^254_[0-9]*$
>
> router bgp 55
> nei 150.100.1.254 filter-list 1 in
>
>
> Is this answer correct????
>
>
>
>
>
>
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>
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-- 
Ivan


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