GPRS (General Packet Radio Service) is global mobile data technology. More important it is a step en route to next-generation wireless, or 3G, for many networks

AN UNCONVENTIONAL, FUN WAY TO MASTER THE BASICS OF CRYPTOGRAPHY Cryptography is not just for specialists. Now every wireless message, wireless phone call, onlin

This handbook is designed to demystify IP telephony for business people and technology generalists. It discusses: IP protocol breakdown -SIP, H.323, Megaco/H.24

Within the next few years, 40% - 50% of all companies will attempt to execute a wireless application strategy--bringing the number of wireless data users to a w

Unlike most other references on the market, this next-generation resource goes well beyond Bluetooth specifications and thoroughly examines different implementa