ARIN space not accepted

Robert E. Seastrom rs at seastrom.com
Mon Dec 6 12:30:12 UTC 2010


"Kevin Oberman" <oberman at es.net> writes:

>> From: Valdis.Kletnieks at vt.edu
>> > From: Valdis.Kletnieks at vt.edu
>> Date: Fri, 03 Dec 2010 20:00:15 -0500
>> 
>> On Fri, 03 Dec 2010 14:24:16 PST, Leo Bicknell said:
>> 
>> > It is speculated that no later than Q1, two more /8's will be allocated,
>> > triggering a policy that will give the remaining 5 /8's out to the
>> > RIR's.  That means, prior to end of Q1, the bogon list will be:
>> > 
>> > 0/8
>> > 10/8
>> > 127/8
>> > 172.16/12
>> > 192.168/16
>> > 224/3
>> 
>> Oh. And don't forget to do *bidirectional* filtering of these addresses. ;)
>
> Ahh, not quite. Blocking 224/3 bi-directionally might cause a few issues
> if you accept multicast traffic from anyone.

You mean like other routers that are speaking OSPF?  :-)

(people should understand the side effects of filtering before they conf t).

-r





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