Thoroughly revised and updated, the second edition of GSM Cellular Radio Telephony, offers guidance through the evolving field of GSM networks. By presenting the GSM standard it describes the varied aspects of this technology including international scale compatibility, spectral frequency usage, availability, adaptability, cost quality, access potentials and proposed services. ? Provides an essential introduction into the most recent developments in terms of standardisation and service range ? Examines internet access through GPRS (General Packet Radio Service) ? Discusses the advances towards UMTS (Universal Mobile Telecommunication Services) ? Features numerous new topics including SMS (Short Message Service), EDGE (Enhanced Data Rates for GSM Evolution) and WAP (Wireless Applications Protocol) The GSM Network provides an instructive insight into recent progress in this area and will have great appeal to telecommunications engineers and consultants as well as network and telecommunications managers.