'Bgp messages' diaporamas de présentation

Data and Computer Communications

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Chapter 4 NETWORK LAYER

Chapter 4 NETWORK LAYER. Dynamic PowerPoint Slides Only. Computer Networks Winter 2002 / 2003. D istributed C omputing G roup. Remember: Count to Infinity Problem. c: 2. c: 1. a. b. c. c: 3. c: 4. c: 5. c: 6. c: 7. c: 8. BGP does not count to infinity. a. b. c. d. e.

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CS 640: Introduction to Computer Networks

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Chapter 4 Network Layer

Chapter 4 Network Layer. Routing in the Internet. Computer Networking: A Top Down Approach 5 th edition. Jim Kurose, Keith Ross Addison-Wesley, April 2009. 4. 1 Introduction 4.2 Virtual circuit and datagram networks 4.3 What’s inside a router 4.4 IP: Internet Protocol Datagram format

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Network Layer Lecture 15 Imran Ahmed University of Management & Technology

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Chapter 4: Network Layer

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Chapter 4 roadmap

Chapter 4 roadmap. 4.1 Introduction and Network Service Models 4.2 Routing Principles 4.3 Hierarchical Routing 4.4 The Internet (IP) Protocol 4.5 Routing in the Internet 4.5.1 Intra-AS routing: RIP and OSPF 4.5.2 Inter-AS routing: BGP 4.6 What’s Inside a Router?.

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Network Layer: Internet Inter-Domain Routing

Network Layer: Internet Inter-Domain Routing. CS 352, Lecture 13 http://www.cs.rutgers.edu/~sn624/352-S19 Srinivas Narayana (heavily adapted from slides by Prof. Badri Nath and the textbook authors). Intra- and Inter-AS routing. scale: with billions of destinations:

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Internet Routing Instability

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BGP Data Collection in the AP region

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Routing in the Internet

Routing in the Internet. The Global Internet consists of Autonomous Systems (AS) interconnected with each other: Stub AS : small corporation Multihomed AS : large corporation (no transit) Transit AS : provider Two-level routing: Intra-AS: administrator is responsible for choice

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Routing & Switching

Routing & Switching. Umar Kalim Dept. of Communication Systems Engineering umar.kalim@niit.edu.pk http://www.niit.edu.pk/~umarkalim 04/05/2007. ref : ECS 152B UCDAVIS. Outline. Border Gateway Protocol. Routing in the Internet.

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Geographic Locality of IP Prefixes

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OSPF (Open Shortest Path First)

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