> Also there is the usual lack of flexibility in having things done
> in hw/microcode vs. software.
>
> And finally, i think having the proto in the NIC may be useful for maybe
> a router or a box doing traffic switching, but for things like a
> web server or a cache you also have to look at optimizing the
> datapath between disk and the NIC.
>
There is however some validity in implimenting particular aspects on the
NIC. Specifically the TCP checksum off loading that a number of gigabit
NIC's have in silicon.
glenn
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