Computer Networking Lecture Notes

2013 October 29 • Shared Channel Medium Access


Outline

Where We Are

End-Point Connectivity

Channels

Channel Allocation

Multiplexing

TDM Illustrated

TDM Timing Example

Observations

Improvements

A Simple Protocol

Collisions

Collision Recovery

ALOHA

Analysis

Results

Observations

Time

Slotted ALOHA

Slotted Analysis

Slotted Results

Slotted Observations

Carrier Sense

Persistence

Persistence Collisions

1-Persistent Results

Nonpersistence

Nonpersistent Results

p-Persistence

p-Persistent CSMA

p-persistent csma

CSMA Protocols

CSMA Collisions

Collision Detection

Collision Timing

Abandoning Collisions

CSMA/CD Operation

Collision Avoidance

Bit-Map Reservations

Bit-Map Example

bit-map protocol operation

Bit-Map Observations

Bit-Flag Reservations

Bit-Flag Example

bit-flag protocol operation

Bit-Flag Observations

Permissions

Token Example

token protocol operation

Observations

Summary


This page last modified on 2012 November 13.

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