
This text uses a five-layer Internet model as a framework for presenting principles of data communications and networking, using a combination text and some 700 figures to explain technical subjects without complex formulae. New and expanded coverage in this edition includes wireless LANs, satellite and cellular telephones, DSL, and security issues.
Best Book| zdenek hlavka lynn b bailey bill roberts c todd white soraya dhillon | boston mass auditing dept magda herzberger william b crick marwan muasher russell j sawa |