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Data and Computer Communications Eighth Edition by William Stallings Lecture slides by Lawrie Brown Chapter 10 – Circuit Switching  and Packet Switching
Circuit Switching  and Packet Switching ,[object Object],[object Object]
Switched Network
Nodes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Circuit Switching ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Public Circuit Switched Network
Circuit Establishment
Circuit Switch Elements
Blocking or Non-blocking ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Space Division Switch
3 Stage  Space Division  Switch
Time Division Switching ,[object Object],[object Object],[object Object],[object Object]
Softswitch
Traditional Circuit Switching
Packet Switching ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Packet Switching
Advantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Switching Techniques ,[object Object],[object Object],[object Object],[object Object],[object Object]
Datagram Diagram
Virtual Circuit Diagram
Virtual Circuits v Datagram ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Packet Size
Circuit v Packet Switching ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Event Timing
X.25 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
X.25 - Physical ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
X.25 - Link ,[object Object],[object Object],[object Object],[object Object],[object Object]
X.25 - Packet ,[object Object],[object Object],[object Object],[object Object]
X.25 Use of Virtual Circuits
User Data and X.25 Protocol Control Information
Issues with X.25 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Frame Relay ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Advantages and Disadvantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Protocol Architecture
LAPF Functionality ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Frame Relay Data Link Connections ,[object Object],[object Object],[object Object],[object Object],[object Object]
User Data Transfer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Summary ,[object Object],[object Object],[object Object]

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10 Circuit Packet

Editor's Notes

  1. Lecture slides prepared by Dr Lawrie Brown (UNSW@ADFA) for “Data and Computer Communications”, 8/e, by William Stallings, Chapter 10 “Circuit Switching and Packet Switching ”.