UUNet Routing SNAFU

Steve Meuse smeuse at bbnplanet.com
Wed Oct 8 19:05:04 UTC 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.
>>This
>>AS has hijacked all the /24 subnets of 128.1 through 128.1xx.  Since the
more
>>specific route prevails in the cidr world they have managed to wipe out my
>>network 128.9.0.0 not to mention a hundred other 128.x networks.
>
>Isn't this the kind of problems that the Doran filters are supposed to
prevent?
>
>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.
>
>Comments?

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



-Steve 




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