Mar21 - CSE398: Network Systems Design Instructor: Dr....

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CSE398: Network Systems Design Instructor: Dr. Liang Cheng Department of Computer Science and Engineering Lehigh University March 21, 2005
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 03/21/05 Outline ± Recap ± Second generation network systems ± Third generation network systems ± Fourth generation network systems ± Complexity of network processor design ± Summary and homework
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 03/21/05 Various Architectures
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 03/21/05 A Fourth Generation ± Goal: combine best features of first, second generation and third generation systems ± Flexibility of programmable processor ± High speed of ASICs ± Technology called network processors ± A network processor is a special-purpose, programmable hardware device that combines the low cost and flexibility of a RISC processor with the speed and scalability of custom silicon (i.e., ASIC chips). Network processors are building blocks used to construct network systems.
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 03/21/05 How Should a Network Processor be Designed? ± Depends on ± Operations network processor will perform ± Role of network processor in overall system ± Generality ± Sufficient for all protocols ± Sufficient for all protocol processing tasks ± Sufficient for all possible networks ± High speed ± Scale to high bit rates ± Scale to high packet rates
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Instructor: Dr. Liang Cheng
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This note was uploaded on 08/06/2008 for the course CSE 398 taught by Professor Cheng during the Spring '05 term at Lehigh University .

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Mar21 - CSE398: Network Systems Design Instructor: Dr....

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