North American Network Operators Group

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Re: UUNet Routing SNAFU

  • From: Steve Meuse
  • Date: Wed Oct 08 14:21:28 1997

At 09:11 AM 10/8/97 -0700, Michael Dillon wrote:
>>At this time I am receiving a ton of bogus routes originating from AS701.
>>AS has hijacked all the /24 subnets of 128.1 through 128.1xx.  Since the
>>specific route prevails in the cidr world they have managed to wipe out my
>>network not to mention a hundred other 128.x networks.
>Isn't this the kind of problems that the Doran filters are supposed to
>I understand that it is not to everyone's benefit to filter on the /19
>boundary like Sprint does but it seems to be prudent to adopt a /8 filter
>on most of the old class A space and a /16 filter on the old class B space.
>Other than the need to update these filters as the former class A space is
>subdivided I can see no major downside.

What about the cable providers that have chunks of 24/8?