Chapter 11

Networking and Internetworking Devices

BY Dr.Sukchatri Prasomsuk

Contents

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• Repeater• Bridge• Gateway• Switch• Router

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Connecting Devices

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Connecting Devices and the OSI Model

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A Repeater in the OSI Model

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A Repeater

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Function of a Repeater

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A Bridge in the OSI Model

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A Bridge

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Function of a Bridge

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Multiport Bridge

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A Router in the OSI Model

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Routers in an Internet

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A Gateway in the OSI Model

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A Gateway

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Single-Protocol VS Multiprotocol Router

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Brouter

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Switch

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Example of an Internet

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The Concept of Distance Vector Routing

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Distance Vector Routing Table

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Routing Table Distribution

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Updating Routing Table for Router A

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Final Routing Tables

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Example

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Concept of Link State Routing

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Cost in Link State Routing

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Link State Packet

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Flooding of A’s LSP

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Link State Database

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Costs in the Dijkstra Algorithm

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Shortest Path Calculation, Part I

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Shortest Path Calculation, Part II

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Shortest Path Calculation, Part III

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Shortest Path Calculation, Part IV

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Shortest Path Calculation, Part V

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Shortest Path Calculation, Part VI

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Shortest Path Calculation, Part VII

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Shortest Path Calculation, Part VIII

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Shortest Path Calculation, Part IX

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Shortest Path Calculation, Part X

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Shortest Path Calculation, Part XI

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Shortest Path Calculation, Part XII

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Shortest Path Calculation, Part XIII

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Routing Table for Router A

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Questions/Answers