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Re: OT: prefix length used by backbone routers
> >> are you asking if the forwarding look-up is longest match on 64 or 128
> >> bits? i think the latter is mandatory. we do allow allocation of /128s.
> > Can't backbone routers assume 48 bit look-up for best effort unicast
> > forwarding?
> given the current addressing and routing model, i don't think so
Are you saying there is no fixed boundary at /48 even in the
Then, it may affect multi6 proposals.
> > Though who want to sell value-added (such as MPLS) routers may
> > disagree, it is important for low-cost high-speed Internet.
> i suspect the days of forwarding lookup speed problems are past us
I'm afraind you are assuming maximum router speed as slow as 10Gps.