On 19/03/2010, at 7:01 AM, Danny McPherson wrote: > Indeed, you're trading systemic state for implementation optimizations, > in lots of places where issues such as this are amplified. > 40% > duplicates in a system today ma not be a problem, however, if prefix, > origin, and path validation techniques are employed down the road in a > secure routing protocol built on the current model, and every one of > those updates have to be processed, I suspect at some point senders will > be a bit more conservative in what they send.
No necessarily - the receivers can cache validation outcomes with reasoinbly efficient results. See http://www.potaroo.net/papers/phd/pam-2007/bgpcache.pdf for a study of this approach. regards, Geoff _______________________________________________ rrg mailing list rrg@irtf.org http://www.irtf.org/mailman/listinfo/rrg
