[e2e] Open the floodgate
Cannara
cannara at attglobal.net
Wed May 5 09:52:23 PDT 2004
Right Mark, it's the time delay in getting it addressed that's the point --
for most of the issues, in fact. It never was rocket science.
Alex
Mark Allman wrote:
>
> I am way behind on this thread, so sorry for the late reply. But, I
> wanted to note one thing ...
>
> > ...but politics seems in control. So, we're left with something
> > called TCP which attempts network-layer congestion amelioration
> > without any info from that layer. Note, for instance, that a TCP
> > sender can't even tell if it timed out and retransmitted too quickly,
> > even when it gets 2 ACKs for the same data from the receiver -- a loss
> > is still counted.
>
> Actually, determining whether an RTO (or fast retransmit) is spurious or
> not and reacting more appropriately has been tackled by folks in the
> research and standards communities over the last few years. See the
> DSACK RFC, the Eifel papers/RFCs, the F-RTO papers/internet-drafts,
> etc. I know we should have done this a very long time ago, but those of
> us with skin in the game understand that it takes more effort to do than
> to critique.
>
> allman
>
> --
> Mark Allman -- ICIR -- http://www.icir.org/mallman/
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