North American Network Operators Group
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RE: ASN and Peering Problem

  • From: Ejay Hire
  • Date: Wed Dec 08 21:37:33 2004 
If I understand, they would like you and the other provider
to both announce the IP space, from your respective ASN's. 

Real-world, this will work, but causes an "inconsistent
origin" bgp error.

-ejay 

> -----Original Message-----
> From: [email protected] [mailto:[email protected]]
On 
> Behalf Of Adi Linden
> Sent: Wednesday, December 08, 2004 1:59 PM
> To: [email protected]
> Subject: ASN and Peering Problem
> 
> 
> We currently have two /19 that we advertise on a single
ASN. A client
> would like to obtain /23 or /22 from us. This is not a
problem, except
> that their primary internet provider is someone else,
other than us.
> I think that they would need to have their own ASN to
advertise their
> portion of our ip space to their peers.
> 
> My question is, should we provide the ASN or should they 
> apply for an ASN?
> What is the minimum block considered routable, is it
reasaonable to
> advertise a /23 on its own ASN?
> 
> Are there any other solutions I haven't thought of?
> 
> Thanks,
> Adi