01946nam a2200205Ia 4500 CTU_137301 210402s9999 xx 000 0 und d 79 621.38456 G162 Gallagher, Michael D. Wireless mobile networking with ANSI-41 Michael D. Gallagher, Randall A. Snyder New York McGraw-Hill 2001 Wireless Telecommunications Networking with ANSI-41 2nd Edition Mike Gallagher and Randall Snyder 575 pages 4.95 Hardcover 0071352317 All the details you need, in the only guide dedicated exclusively to the ANSI-41 protocol! ANSI-41--the worldwide standard for wireless telecommunications network signaling--is as challenging in its complexity as IS-41, the standard it replaces. Now two of the contributors to both standards explain the changes and the operational details and protocol usage of the new ANSI-41 standard in easy-to-understand terms, providing a clear understanding of ANSI-41's key components, including its functions, features, messages, parameters, and procedures. o How mobile networks complete calls through the PSTN o ANSI-41's support for analog and digital interfaces o Interoperations between ANSI-41 and other networks o In-depth details on operations and protocol usage o Intersystem handoff and automatic roaming functions o Call processing and Short Message Service (SMS) functions o Authentication functions o Over-the-Air (OTA) activation and programming functions o Wireless Intelligent Network (WIN) functions o Lawfully Authorized Electronic Surveillance (LAES), Wireless Number Portability, Enhanced Emergency Services. Personal communication service systems,Mobile communication systems,Dịch vụ hệ thống viễn thông cá nhân,Hệ thống viễn thông Giang Trung tâm Học liệu Trường Đại học Cần Thơ