[c-nsp] Level3/Cogent/HVDataNet specific routing problem - looking for suggestions

Jonathan Crawford jcrawford at servious.org
Fri Nov 16 14:21:02 EST 2007


Would be interesting to try... but when you are within an AS there are many
other factors at play... I kinda doubt it would work.

-Jonathan

-----Original Message-----
From: Tim Durack [mailto:tdurack at gmail.com] 
Sent: Friday, November 16, 2007 11:12 AM
To: Jonathan Crawford
Cc: Cisco-nsp
Subject: Re: [c-nsp] Level3/Cogent/HVDataNet specific routing problem -
looking for suggestions

We get transit from Level3. I was hoping if I manipulate the right
community I could influence the Level3/Cogent peering making Cogent
less preferred.

Tim:>

On Nov 16, 2007 2:03 PM, Jonathan Crawford <jcrawford at servious.org> wrote:
> If that is your desire, then prepend away. I would not be surprised if you
> need to prepend more than one on their link to push the route down the
> prefered list.
>
> If you peer directly with Level3/Cogent then you could just prepend your
ASN
> a few times on the announcements for 208.74.141.0/24 to them and get the
> same effect.
>
> -Jonathan
>
> -----Original Message-----
> From: Tim Durack [mailto:tdurack at gmail.com]
> Sent: Friday, November 16, 2007 10:27 AM
> To: Jonathan Crawford
> Cc: Cisco-nsp
> Subject: Re: [c-nsp] Level3/Cogent/HVDataNet specific routing problem -
> looking for suggestions
>
>
> I was hoping prepending the Level3/Cogent peering would make Cogent a
> less preferred way to get to me.
>
>
>
>



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