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North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: Katrina Network Damage Report
> but reachability is what it's all about. the folk here are > paid to deliver packets. the control plane (routing) is one of > the tools we use to achieve that end. > > Re: From: George William Herbert <[email protected]> > > Looking at the routing tables you see failures. If a prefix > > goes away completely and utterly, and is truly unreachable, > > then anyone trying to see it is going to see an outage. > > not if a covering or more specific tells us how to get packets > to the destination. but perhaps that's what you mean by a > prefix being unreachable and i am being too picky. would that be that -all- your neighbors have no information on how to forward that packet, then the destination is unreachable. what if a neighbor lies about reachablity and you dump your packets into their "blackhole"? that darned policy-constrained routing ick can be tough to deal w/... > > randy --bill (who will return to lurking)
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