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Understanding data communications : 9th edition

Tác giả: Gilbert Held, George E. Friend,...

Understanding data communications, Fifth edition- your guide to the furure of innovative technology!: Learn about ISDN technology- what it is and how it works, Discover the evolution, services, applications, and future of the Internet, Examine the world of wireless communications for the home and ...

Data and computer communications : 8th ed.

Tác giả: Stallings William

This timely revision of an all-time best-seller in the field features the clarity and scope of a Stallings classic. This comprehensive volume provides the most up-to-date coverage of the essential topics in data communications, networking, Internet technology and protocols, and standards – all in a ...