North American Network Operators Group|
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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. Usually it's a good way to learn about the architecture of the competitor's(i.e, not the company of the presenter) router; watch both of them and you get a pretty good image of what they are. > otoh, we have been using real routers. Those real routers have real architetures with what behaviour regarding prefix-length ? Rubens