Let me call attention to this sentence, too: > It also SHOULD be > topologically close so that a minimum of validated routing data > are needed to bootstrap a router's access to a cache. That is, there are other, quite important, reasons to keep the cache very close to the router(s) it serves. --Steve Bellovin, https://www.cs.columbia.edu/~smb _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf