DALLAS -- Avici Systems Inc. (Nasdaq: AVCI -news), a leading provider ofscalable core routing solutions for intelligent IP-over-optical networks,today announced the inclusion of its TerabitSwitch Router (TSR®) in the SuperComputing 2000 (SC 2000) SCiNET network.The TSR is carrying live trafficover multiple OC-48 (2.5Gbps) connections from the core of the SandiaNational Laboratory network in California tothe site of the demonstration at the ASCI booth located in Dallas, from Nov.6-10, 2000.

"Our SC2000 demonstration highlights the TSR's capacity to support the mostdemanding of applications generatedby the world's most powerful supercomputing network," said Pete Chadwick,vice president of marketing at Avici."By powering the core of the NTON network for more than a year, Avici hasgained a significant advantage over thecompetition and proven its capabilities to support high-speedapplications."

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