On Sat, Nov 6, 2010 at 5:21 PM, George Bonser <gbon...@seven.com> wrote: ... > (quote) > Let's take an example: New York to Los Angeles. Round Trip Time (rtt) is > about 40 msec, and let's say packet loss is 0.1% (0.001). With an MTU of > 1500 bytes (MSS of 1460), TCP throughput will have an upper bound of > about 6.5 Mbps! And no, that is not a window size limitation, but rather > one based on TCP's ability to detect and recover from congestion (loss). > With 9000 byte frames, TCP throughput could reach about 40 Mbps.
I'd like to order a dozen of those 40ms RTT LA to NYC wavelengths, please. If you could just arrange a suitable demonstration of packet-level delivery time of 40ms from Los Angeles to New York and back, I'm sure there would be a *long* line of people behind me, checks in hand. ^_^ Matt