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Embedded Switching

Embedded Switching. Haw-minn Lu Terabit Corporation http://www.terabitcorp.com. Terabit Corporation. Specialize in high performance networking optimized through mathematics Telecomm Grade Router Clusters Networked Storage Isochronous Traffic Switching. History. Regular Architectures

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Embedded Switching

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  1. Embedded Switching Haw-minn Lu Terabit Corporation http://www.terabitcorp.com

  2. Terabit Corporation Specialize in high performance networking optimized through mathematics • Telecomm Grade Router Clusters • Networked Storage • Isochronous Traffic Switching

  3. History • Regular Architectures • Shuffle Exchange • Starlite (Batcher-Banyan) • BBN Butterfly • Protocol Driven • GateD • RIP/OSPF/BGP

  4. Classical MINs • Designed for Parallel Processors • Limited Fault Tolerance if Any • Simple Routing

  5. Starlite “Starlite: A Wideband Digital Switch”, S. Knauer & A Huang, GLOBECOMM ‘84, Atlanta, GA, 1984

  6. Grandson of Starlite “Scalable Switching Networks,” U.S. patent 5,841,775, Nov. 24, 1998

  7. Bottlenecks in Switching Networks

  8. Galois Networks • Multipath Fault Tolerance* • Efficient Handling of Isochronous Traffic* • Simple Routing Algorithms Exist* • Hardware Efficient* • Scalable* • Upgradeable

  9. Growth Pattern

  10. Issues in Adapting Galois for Embedded Switching • Table-free Routing • Fault Detection and Avoidance • Regularity of Connections • Practicality of Interconnection Patterns • Hot Upgrades

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