{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Feb21 - CSE398 Network Systems Design Instructor Dr Liang...

Info icon This preview shows pages 1–8. Sign up to view the full content.

View Full Document Right Arrow Icon
CSE398: Network Systems Design Instructor: Dr. Liang Cheng Department of Computer Science and Engineering P.C. Rossin College of Engineering & Applied Science Lehigh University February 21, 2005
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
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
Image of page 2
Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 Outline Recap: packet processing algorithms Packet processing functions Summary and homework
Image of page 3

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
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
Image of page 4
Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 What We Will Consider Address lookup and packet forwarding Error detection and correction Fragmentation, segmentation, & reassembly Frame and protocol demultiplexing Packet classification Queueing and packet discard Scheduling and timing Security: authentication and privacy Traffic measurement and policing Traffic shaping
Image of page 5

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Instructor: Dr. Liang Cheng CSE398: Network Systems Design 02/21/05 Recap Forwarding requires address lookup Table driven Cost depends on table size & lookup types Exact match (typically layer 2) Longest-prefix match (typically layer 3) Error detection and correction Cost depends on packet size Fragmentation, segmentation, & reassembly Cost is high due to memory & state management
Image of page 6
Instructor: Dr. Liang Cheng
Image of page 7

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 8
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}