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Re: Are SW upgrades needed in MPLS core networks?
> I don't get why Juniper and Cisco trie-lookup forwarding would differ in > comparing IPv4 and IPv6; Juniper does a 8+1+1+1+1+... search until a leaf > node is found, while Cisco does 16+8+8 (or something near it but still with > 3 phases); for both architetures, IPv6 longer addresses implies walking more > deeply into the tree in order to find where to route. ahhh. you have been watching marketing architecture presentations. otoh, we have been using real routers. randy