Christophe Jelger – CS221 Network and Security - Universität Basel - 20051 Christophe Jelger Post-doctoral researcher [email protected] IP Multicasting.
Network Layer CS 3516 – Computer Networks. Chapter 4: Network Layer Chapter goals: Understand principles behind network layer services: –network layer.
11-1 Last time □ Distance vector link cost changes ♦ Count-to-infinity, poisoned reverse □ Hierarchical routing ♦ Autonomous Systems ♦ Inter-AS, Intra-AS.
Network Layer4-1 Datagram networks r no call setup at network layer r routers: no state about end-to-end connections m no network-level concept of “connection”
Network Layer4-1 Chapter 4 Network Layer Computer Networking: A Top Down Approach Featuring the Internet, 3 rd edition. Jim Kurose, Keith Ross Addison-Wesley,
Multicast Routing. Unicast: one source to one destination Multicast: one source to many destinations Two main functions: – Efficient data distribution.
Introduction 1 Lecture 19 Network Layer (Routing Algorithms) slides are modified from J. Kurose & K. Ross University of Nevada – Reno Computer Science.
Chapter 4: Network Layer 4. 1 Introduction 4.2 Virtual circuit and datagram networks 4.3 What’s inside a router 4.4 IP: Internet Protocol –Datagram format.
Introduction 1-1 1DT014/1TT821 Computer Networks I Chapter 4 Network Layer.
Chapter 4 Network Layer slides are modified from J. Kurose & K. Ross CPE 400 / 600 Computer Communication Networks Lecture 19.
Network Layer4-1 Chapter 4 Network Layer All material copyright 1996-2009 J.F Kurose and K.W. Ross, All Rights Reserved Computer Networking: A Top Down.
Application layer (continued) Week 4 – Lecture 2.