North American Network Operators Group

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Re: [doable?] peer filtering (was Re: Trusting BGP sessions)

  • From: Bora Akyol
  • Date: Wed Nov 15 17:50:31 2000


If I understand you correctly, you want to filter inbound traffic from a
service provider to another based on what that service provider is
advertising and based on the decision process that we run.

How do you suggest we handle asymmetric routes?


----- Original Message -----
From: "Sean Donelan" <[email protected]>
To: <[email protected]>
Cc: <[email protected]>
Sent: Wednesday, November 15, 2000 2:05 PM
Subject: Re: [doable?] peer filtering (was Re: Trusting BGP sessions)

> On Wed, 15 November 2000, john heasley wrote:
> >
> > great, that must be why these problems dont occur.  which solution are
> > you using?  i'm not flinging s*[email protected] over the fence; i'm truely interested.
> If the problem is truely no router vendor make a router capable of
> holding a fully filtered route table we need to tell the router vendors
> this is a mandatory requirement or we won't buy their routers.  Remember,
> once upon a time when no router could handle more than 30,000 routes or
> 64,000 routes.  Once the router vendors were told what was needed, they
> built a box to meet that need.
> It is not a given that no router will never support filtering a full
> tier-1 ISP's route table.  Its just no one has made it a requirement.
> Lets make it a requirement of the router vendors.