Feb21 - 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 February 21, 2005
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 Outline ± Recap ± Packet processing algorithms (Problem 5.11) ± Packet processing functions ± Summary and homework
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 Outline ± Recap: packet processing algorithms ± Packet processing functions ± Summary and homework
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 Goals ± Identify functions that occur in packet processing ± Devise set of operations sufficient for all packet processing ± Find an efficient implementation for the operations
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 What We Will Consider ± Address lookup and packet forwarding ± Error detection and correction ± ± Frame and protocol demultiplexing ± Packet classification ± Queueing and packet discard ± Scheduling and timing ± Security: authentication and privacy ± Traffic measurement and policing ± Traffic shaping
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Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 Recap ± Forwarding requires address lookup ± Table driven ± ± Exact match (typically layer 2) ± Longest-prefix match (typically layer 3) ± Error detection and correction ± Cost depends on packet size ± ± Cost is high due to memory & state management
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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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Feb21 - CSE398: Network Systems Design Instructor: Dr....

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