1450Re: delayed ACKs for retransmitted packets: ouch!
- Nov 6, 1998Although Linux 2.0 appears to perform poorly in acking retransmitted
packets in some cases, just for the record i thought i'd note that Luigi
Rizzo pointed out to me that BSD does actually do the right thing when it
gets a data segment that falls below previously-received data:
> Fig27.15 in Stevens deals with TCP_REASS, and in order to have athanks, Luigi!
> DELACK you need that the reassembly queue be empty, and this does
> not happen when the received pkt fills a hole (you know it's a hole
> because you already have a pkt _after_ it).
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