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Networking Research, Development, and Infrastructure University of Washington Computer Science & Engineering and Computing & Communications Event Date Path Networks Flows I2 Fall Meeting 10/99 StanfordUW CalREN,Abilene, 1x200 Mbps UDP P/NW (HD/IP) OC-12c SC99 11/99 {UW,MSR} PDX OC-48c 1 Gbps transcon 12/99 UWISIe OC-48c I2 LSR 3/00 NAB 4/00 SC2000 MSRISIe OC-48c P/NW over NTON SONET 260 km P/NW, HSCC 5xHD/IP 1.4 Gbps TCP (12x) P/NW, HSCC 5600 km 0.75 Gbps TCP (1x) 0.95 Gbps TCP (2x) {UW,KING-TV} P/NW over Las Vegas Enron OC-48c 11/00 UWDallas Abilene, Qwest OC-48c 5xHD/IP 7xHD/IP 1.5Gbps HDTV RTP/UDP/IP Example projects Continually advancing “stupid pet tricks” related to bandwidth DARPA/Intel Gigabit-to-the-Desktop DARPA/MSR Distributed Computer Science Department (DISC) Alpine: A User-Level Infrastructure for Network Protocol Development David Ely, Stefan Savage and David Wetherall http://alpine.cs.washington.edu Halting Runaway Protocols with the Icarus Network Architecture Andrew Whitaker David Wetherall [Uses a bloom filter to detect and halt looping packets] Building Enforceable Protocols Tom Anderson, David Wetherall, Stefan Savage and David Ely [Explicit congestion notification with nonces]