Circuit Switching IN A NETWORK LIKE THE PHONE SYSTEM, COMMUNICATION REQUIRES THE ESTABLISHMENT OF A DEDICATED PATH BETWEEN THE COMMUNICATING PARTIES. FINDING SUCH A PATH IS A COMPLEX PROBLEM INVOLVING: ROUTING DECISIONS RESOURCE ALLOCATION

The Web: Technologies and Techniques Links to other course pages: CS 105 Home Page CS 105 Lecture Schedule CS 105 On-line Discussion Group: All discussions Discussion relating to this lecture topic Williams College Department of Computer Science

This page is part of a section of lecture slides related to " Switching Techniques " within the topic "Multi-machine Networks". Other slides within this section and other sections of slides for the topic "Multi-machine Networks" can be accessed using the links below. Too Many Wires DIRECT CONNECTIONS Switching Techniques The Telephone Network The Telephone Network (cont.) Circuit Switching A Path through the Phone System Phone System Data Services Message Switching Message Switching (cont.) PACKET SWITCHING Comparing Switching Techniques Comparing Switching Techniques (cont.) THE NEED FOR "PROTOCOLS" Broadcast Networks Broadcast Networks "Bus" Networks "Bus" Networks (cont.) A More Familiar "Bus" Network CSMA/CD = Ethernet + Appletalk Collision Detection Backoff Protocols Ethernet Advantages Ring Networks Ring Networks = Simplified Switching Token Rings Token Passing Advantages and Disadvantages of Rings