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SubjectRe: Networking stalls: More details
Pedro Roque Marques  <> wrote:
> For these cases the *link* protocol should provide retransmition.
> Most links do already provide such features... HDLC based LL protocols,
> which i believe are still the most common on leased lines, check and
> retransmit lost frames.

Which can lead to "nice" interference with TCP retransmissions. At the
very least, it spoils the RTT estimator. At worst, it retransmits
slower than the TCP layer.

I'm skeptical if stacking retransmitting protocols is capable of doing
more good than harm at all...

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