[Tmrg] TCP evaluation suite round-table

Lachlan Andrew lachlan.andrew at gmail.com
Wed Sep 5 11:58:40 PDT 2007


Greetings Wes,

On 05/09/07, Wesley Eddy <weddy at grc.nasa.gov> wrote:
>
> Many (most? all?) of the proposals drop back into 2581 behavior if the
> cwnd is "small", so I (sort of) disagree and think it's alright to focus
> on the faster rates.  I hedge that with "sort of", because I'm assuming
> that all designs fall back into the well-understood legacy behavior in
> low bandwidth-delay product scenarios or at least could easily be
> made to do so, and I don't know if that's a faulty assumption.

Good point; "high speed" protocols do that.  However, if we want this
test suite to apply to testing things like  LT-TCP or LP-TCP, then
they won't necessarily revert to standard behaviour.  I say there's no
harm in extending the range of rates in the "preferred list".  Nothing
forces people to use *all* rates in the list.

Cheers,
Lachlan

-- 
Lachlan Andrew  Dept of Computer Science, Caltech
1200 E California Blvd, Mail Code 256-80, Pasadena CA 91125, USA
Phone: +1 (626) 395-8820    Fax: +1 (626) 568-3603


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