North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Filtering levels (was RE: multi-homing without the BGP (wasRE: Packet Loss))
On Sun, 17 Dec 2000 [email protected] wrote: > > Depends on what class it's in. Let me explain further. Verio, in their > infinite wisdom, has decided that they are going to throw CIDR right out > the window. We own 64.240.0.0-64.242.255.255. We advertise MANY smaller > blocks of this space obviously, and what we have found is that in that > space (since it is "Class A" space, remember we don't know what CIDR is > since we're Verio) is that Verio does not accept anything smaller than a > /20. Now many of our customers run BGP with us and advertise a /24 only, > I guess they're SOL as far as Verio is concerned (actually if it's > our space they're probably going to see the larger aggregate as > well, so it's not as big of a deal, but still mighty annoying). Oh, and > did I mention that Verio isn't even one of our peers? Oh well. > Maybe if you aggregated your announcements instead of feeding a /14 to us as /22, /23, and /24 blocks, it wouldn't be necessary to do minimum-allocation filtering. -travis
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