دانلود کتاب GPRS

You get a straightforward, orderly presentation of how GPRS works, how it connects the Internet, and how to implement it. No matter whether you need answers on architecture or advanced interface issues, look inside to get the facts:* The complete layout of GPRS system architecture* The function of GPRS elements* All layers described, unpacked, and explained* Interfaces-radio and MS-PCUSN, MS-SGSN, PCUSN-SGSN, SGSN-GGSN, and GGSN-PDNGPRS UNPACKED Without wasted words, telecom expert R.J. "Bud" Bates-whose earlier books are industry classics-clarifies the features, functions, and structure of lightning fast, always-on GPRS, the 2.5G technology setting the pace in handheld access. You get brilliantly clear answers to fundamental questions-* What is it?* How does it work?* How much is it going to cost me?GPRS EXPOSED Get the practical answers you need to integrate, implement, and enable GPRS in your system for fast, direct wireless internet access.This unique volume gives you working information on GPRS and its applications. Heavily illustrated, GPRS reveals functions, layers, and architecture-information crucial to those providing or applying GPRS.There's no other guide that delivers GPRS anatomy, physiology, and function like this one. For an unequaled hands-on manual to this increasingly popular technology-one that can help you put services in place quickly and profitably-no guide but Bud Bates' GPRS will do.