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Module 15: Network Structures ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Motivation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Network-Operating Systems ,[object Object],[object Object],[object Object]

Distributed-Operating Systems ,[object Object],[object Object],[object Object]

Distributed-Operating Systems (Cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Topology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Network Types ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Network Types (Cont.) ,[object Object]

Network Types (Cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Communication Processors in a Wide-Area Network

Communication ,[object Object],[object Object],[object Object],[object Object],The design of a communication network must address four basic issues:

Naming and Name Resolution ,[object Object],[object Object],[object Object],[object Object],[object Object]

Routing Strategies ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Routing Strategies (Cont.) ,[object Object],[object Object],[object Object],[object Object]

Connection Strategies ,[object Object],[object Object],[object Object],[object Object]

Contention ,[object Object],[object Object],[object Object],[object Object],Several sites may want to transmit information over a link simultaneously. Techniques to avoid repeated collisions include:

Contention (Cont.) ,[object Object],[object Object]

Communication Protocol ,[object Object],[object Object],[object Object],The communication network is partitioned into the following multiple layers;

Communication Protocol (Cont.) ,[object Object],[object Object],[object Object],[object Object]

Communication Via ISO Network Model

Robustness ,[object Object],[object Object]

Failure Detection ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Failure Detection (cont) ,[object Object],[object Object],[object Object],[object Object],[object Object]

Reconfiguration ,[object Object],[object Object],[object Object],[object Object]

Design Issues ,[object Object],[object Object],[object Object],[object Object]

Networking Example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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