On Mon, 27 Aug 2001, Harkirat Singh wrote:

> I agree with your comment that FCAK is only a retransmission algorithm and
> many papers recommends that FACK+SACK improves the performance for
> long-delay network (for more information look at 1996 SIGCOMM paper).

I've been reading through the papers I've found, digesting the content
slowly.  Implementing FACK and/or rate halving after SACK is all in place
and working seems like a good idea, if the papers are correct.

> I would say that it would be nice to have SACK+FACK+NewReno and all have a
> sysctl so that user can use it at will. This facility will give the
> leverage to people who want to test the performance of TCP in the presence
> of NewReno, Sack and Fack.

Agreed.

Mike "Silby" Silbersack


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