Proposed retro History Re-architect the BW evolution Partition the x10 clock change into x8 MTU growth per step /1.25 packet time reduction per step Dates, rates, MTU and packet times Year Rate MTU Ptime MTU Ptime Mbps Bytes uS Bytes uS 1982 10 1500 1200 1200 1500 1995 100 1500 120 12000 960 1998 1000 1500 12 96000 768 2002 10000 1500 1.2 768000 614.4 MTU can be limited locally to reduce jitter