On Mon, 1 Jul 2002 21:07:06 -0400, Richard A Steenbergen wrote: > It's all so much posturing, just like the people who claim they need OC768 > now or any time in the near future, or the people who sell 1Mbps customers > on the fact that their OC192 links are important. > If there is more than ~150Gbps of traffic total (counting the traffic only > once through the system) going through the US backbones I'd be very > surprised. Several estimates floating around (*) suggest between 60 and 100 PB (petabytes) per month of US backbone traffic, which works out to 180 and 300 Gb/s average traffic. Andrew Odlyzko (*) See my papers at <http://www.dtc.umn.edu/~odlyzko/doc/networks.html>, or a recent (and about to be updated) report from RHK.