[j-nsp] AS path rewriting (remove one AS)

[Kristian Larsson]

Isn't there a risk of creating routing loops when
you alter the AS path? That is why it's there in
the first place, right?

This wasn't the answer you were looking for and I
am sorry I cannot provide one

  Kristian

On Fri, Nov 18, 2005 at 02:23:08PM +0200, Cougar wrote:
> 
> Hi,
> 
> One (AS1) customer asked me could I eliminate our AS (AS2) from AS path 
> that they get from us. Topology something like this:
> 
> AS1 --- AS2 --- AS3 --- AS4 ...
> 
> Currently they get prefixes with AS path "AS2 AS3 AS4 ..." but they would 
> like to see "AS3 AS4 ..." ie it should look like they are directly 
> connected with AS3 and not via us. Is it possible to do and if yes then 
> who should remove AS2 from this path? We (AS2) or customer (AS1) itself?
> 
> I heard that it is possible with quagga to do that (transparent-as) but is 
> it possible with Junos? Haven't found anything so far..
> 
> ---
> Cougar
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