nanog mailing list archives

RE: 69/8...this sucks


From: "Frank Scalzo" <frank.scalzo () amerinex net>
Date: Mon, 10 Mar 2003 21:25:39 -0500


We don't need the adminstrative headache of ICANN/ARIN/RIRs on this. Someone could just do it with a private ASN and 
advertise the route with an arbitrarily null routed next-hop.

That doesn't solve the problem of bad filters on firewalls.

The problem is lots of books/webpages/templates/etc. say filter bogons. People not smart enough to understand the 
responsibilities of doing so implement it and forget it. Instead of trying to beat up on the large numbers of people 
who lack sufficient clue, why isn't the pressure turned to the authors that are irresponsibly and blindly recommending 
the wide spread use of these filters? I would think we would have more success targeting the people authoring this 
stuff. There are at most hundreds of authors. There is at least thousands of twits...

Funny the media gets all excited about BGP security and dDos attacks against a root nameserver yet no one ever seems to 
mention the real scalability issues like that we can't allocate large parts of the net because many network operators 
aren't bright enough to update filters.

Frank

-----Original Message-----
From: Owen DeLong [mailto:owen () delong com]
Sent: Monday, March 10, 2003 8:16 PM
To: nanog () merit edu
Subject: Re: 69/8...this sucks



OK... I'm late to this discussion (been mostly ignoring it due to volume in
other places), but, Sean's 911->855 mail makes me wonder...

It seems to me that it would be relatively simple to solve this problem by
doing the following:

1.      ICANN (or an ICANN designee, such as ARIN) shall issue an ASN range
        of 20 ASNs to be used as BOGON-ORIGINATE.

2.      Each RIR should operate one or more routers with an open peering
        policy which will perform the following functions:

        A.      Advertise all unissued space allocated to the RIR as
                originating from an ASN allocated to <RIR>-BOGON.

        B.      Peer with the corresponding routers at each of the other
                RIRs and accept and readvertise their BOGON list through
                BGP.

        C.      Provide a full BOGON feed to any router that chooses to
                peer, but not accept any routes or non-BGP traffic from
                those routers.


3.      Any provider which wishes to filter BOGONs could peer with the
        closest one or two of these and set up route maps that modify
        the next-hop for all BOGONs to be an address which is statically
        routed to NULL0 on each of their routers.

Apologies if this has been discussed before, but, it seems to me that this
is the easiest way to make the data readily available to the community
directly from the maintainers of the databases in a fashion which is
automatically up to date.

Owen


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