Random access methods

A Protocol Using Selective Repeat

Go-Back-N ARQ

Stop and Wait ARQ

Types of errors

Synchronous Optical NETwork (SONET)

Cable Modems

Digital Subscriber Lines

Telephone Network

Time Division Multiplexing

Wavelength Division Multiplexing

Frequency Division Multiplexing

Telephone Modems

Different Block Coding Techniques

The Maximum Data Rate of a Channel

Analog Signals vs. Digital Signals