[58065] in North American Network Operators' Group

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Re: The in-your-face hijacking example, was: Re: Who is

daemon@ATHENA.MIT.EDU (Hank Nussbacher)
Wed Apr 30 06:11:50 2003

Date: Wed, 30 Apr 2003 13:08:11 +0200
To: "Christopher L. Morrow" <chris@UU.NET>
From: Hank Nussbacher <hank@att.net.il>
Cc: <nanog@merit.edu>
In-Reply-To: <Pine.GSO.4.33.0304300608050.16800-100000@rampart.argfrp.us
 .uu.net>
Errors-To: owner-nanog-outgoing@merit.edu


At 06:09 AM 30-04-03 +0000, Christopher L. Morrow wrote:


>That may be true, but what does a provider do when they are presented with
>written 'authority to use address space' from a customer? Certianly if the
>customer provides 'proper' documentation that the ip space is available
>for them to route, and that they have authority from the 'owner' to do
>this... what is an ISP to do? Aside from route the blocks?

Just had a case today where a downstream "clueless" tier-4 ISP got a new 
customer.  The "clueless" customer wants his /24 to be announced.  We asked 
for proof of ownership.  Clueless customer sends official letter to 
clueless tier-4 ISP, who tells us "route it now!"  We do a check in APNIC 
and see it is part of a larger /19 assigned to someone else (probably 
clueless's customer former upstream ISP).  We told clueless tier-4 ISP that 
we can't announce the /24.  I am now waiting for an email stating "but 
Bulbul ISP never checked APNIC, so why should you?"

These battles are won slowly and one at a time.

-Hank


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