nanog mailing list archives

RE: Home media servers, AUPs, and upstream bandwidth utilization.


From: "Chris L. Morrow" <christopher.morrow () verizonbusiness com>
Date: Tue, 26 Dec 2006 15:49:38 +0000 (GMT)



On Tue, 26 Dec 2006, Frank Bulk wrote:

I wouldn't mind if upstream utilization matched downstream rates as we're
essentially paying for downstream utilization, not upstream.  Are there more
pieces to the bandwidth puzzle that would start getting messed up if ISPs
and end-users were more symmetrical in their usage?

it might also be interesting to know how tcp-stack differences affect some
of the usage patterns as well. With the now widely deployed win* platform
tcp stach respecting tcp-reno things work according to well
understood/accepted models. Mac OSX, linux and Vista seem to NOT respect
tcp-reno, and may change the models somewhat... Will this cause more
spikiness on individual links? will this change in behaviour on a wide
scale (vista rollout to new computers or to existing platforms) causing
folks capacity planning models to fail?


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