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    SubjectRe: IP: optimize as a router not host
    > Yes, but the router will send out the bad (received) packet to the
    > endpoint, the endpoint will complain and return an error through the
    > router, the other endpoint will have to resend, the router will have
    > to route it one more time,...

    usually, packets are not bad.
    so, on the average it is better(=for performance)
    not to compute csum for
    forwarded packets.

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      Last update: 2005-03-22 13:36    [from the cache]
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