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

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100GE – 12x10GE Layer2 BridgeSanta Clara, CA USA April2013 14
4 x 100G Crossbar• Function• 4-port 100GE Crossbar• Features• Support 288KB of per port buffering• 8 queues / port with 32kB / queue• Built in unicast / multicast support• Performance• < 0.05% LUTs• < 20% LRAMs• Port-to-port latency ~12ns• 256b @ 472 MHzPorts are made of3-ported RAMblocksSanta © 2013 Clara, Tabula CA USA Confidential April 2013 15
Page 2 and 3: Agenda• Current Challenges• App
Page 4 and 5: Ethernet Stack: ProcessingChallenge
Page 6 and 7: Device Elements for PacketProcessin
Page 8 and 9: Performance Bottlenecks areEVERYWHE
Page 10 and 11: Application Requirements• Perform
Page 12 and 13: Tabula Solutions for 100GE PacketPr
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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