North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: UUNet Routing SNAFU
On Wed, 8 Oct 1997, 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. And networks that 1) do prefix filtering of peers, or 2) have the satanic phylters in place didn't even notice yesterday's snafu. -dorian
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