[28068] in North American Network Operators' Group
Re: Policies: Routing a subset of another ISP's address block
daemon@ATHENA.MIT.EDU (Jesper Skriver)
Fri Apr 7 14:36:11 2000
Date: Fri, 7 Apr 2000 20:34:01 +0200
From: Jesper Skriver <jesper@skriver.dk>
To: Phillip Vandry <vandryp@psi.ca>
Cc: David Harrison <david.harrison@interpath.net>, nanog@merit.edu
Message-ID: <20000407203401.A85294@skriver.dk>
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In-Reply-To: <20000407201325.C85221@skriver.dk>; from jesper@skriver.dk on Fri, Apr 07, 2000 at 08:13:25PM +0200
Errors-To: owner-nanog-outgoing@merit.edu
On Fri, Apr 07, 2000 at 08:13:25PM +0200, Jesper Skriver wrote:
>
> On Wed, Apr 05, 2000 at 07:10:30PM -0400, Phillip Vandry wrote:
> > > I can say for sure, that we doesn't accept more specific announcements within
> > > our PA blocks, nor does we accept traffic with a source within these
> > > blocks.
> >
> > So you might not allow a customer to break up your block, but you haven't
> > said that you wouldn't allow a customer to announce a fragmented block
> > belonging to someone else, supposing this other party does not share
> > your policy.
>
> But they will be unable to reach anything within our network (which is >
> 50% of the danish Internet).
Sorry, I misread your mail - if a BGP connected customer announce a
fragment of somebody else's block, it's a matter between them. But if
they want us to announce such a fragment, we require the accept of the
operator "owning" that block.
/Jesper
--
Jesper Skriver, jesper(at)skriver(dot)dk - CCIE #5456
Work: Network manager @ AS3292 (Tele Danmark DataNetworks)
Private: Geek @ AS2109 (A much smaller network ;-)
One Unix to rule them all, One Resolver to find them,
One IP to bring them all and in the zone to bind them.
