On Mon, Jan 28, 2008 at 12:35:58AM +0000, Steven M. Bellovin wrote: > Frankly, that strikes me as a bug in PF -- there are TCP semantics for > duplicate ACKs. And even if there weren't, PF has no way to know that the first ack was not dropped somewhere further down the line, between it and the final destination. So, to the receiver, this may not be a dup ack at all. -- Dan.
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