Packet Processing to support 40 /100GE Line Rates - Ethernet ...

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Device Elements for PacketProcessingFPGAFunctionalityDSP Block6-Input LUT Architecture
Packet Processing at 100GE• ~50% of Ethernet packets have a minimumpacket size ~64 bytes• Line rate packet processing requirements:1GE10GE40GE100GEEthernet Minimum Packet Size(64 bytes + 20-byte IFG)672ns67.2ns16.8ns6.72ns[K. Thompson, G. Miller, R. Wilder, Wide-area traffic patterns and characterization, IEEE Network, Dec. 1997]@100GE Line Rate, implementation = max 2-3 Packet operations + bufferingSanta Clara, CA USA April20137
Page 2 and 3: Agenda• Current Challenges• App
Page 4 and 5: Ethernet Stack: ProcessingChallenge
Page 8 and 9: Performance Bottlenecks areEVERYWHE
Page 10 and 11: Application Requirements• Perform
Page 12 and 13: Tabula Solutions for 100GE PacketPr
Page 14 and 15: 100GE - 12x10GE Layer2 BridgeSanta
Page 16 and 17: Ternary Search EngineSanta Clara, C
Page 18 and 19: Spacetime Addresses TheInterconnect
Page 20 and 21: Queuing and De-Queuing- This memory
Page 22 and 23: Data Selection / IndexingMemoryLogi
Page 24 and 25: Tabula Tools: Stylus®ASIC / ASSP /
Page 26 and 27: SummarySanta Clara, CA USA April201
Page 28 and 29: Want To Learn MoreSanta Clara, CA U
Page 30: QuestionsSanta Clara, CA USA April2

Packet Processing to support 40 /100GE Line Rates - Ethernet ...

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