Re: BGP reg_exp need help

From: dara tomar (wish2ie@gmail.com)
Date: Sun Feb 03 2008 - 14:27:38 ARST


*Hi Tapas,

Had to work a lil., but the best way that I was able to find is......

^4755_([0-9]+)?$

assuming AS 4755 is your cust.

This expression would match prefixes having the AS_PATH of AS4755 or
4755_anyAS$

HTH,
regards,
Dara*

On Feb 3, 2008 6:41 AM, Tapas Das <tapas_75@hotmail.com> wrote:

> I am ISP "X" with AS No: "X", ISP "Y" is directly connected to me with AS
> No:
> "Y"
>
> I need to rcv routes only from ISP "Y" and the AS's directly connected to
> "Y".
> I don't want to rcv any other routes.
>
> wht is the best way to do this.
>
>
> Thanx in Advance.
>
>
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