Walter Goralski,«IP Telephony»
McGraw-Hill | ISBN 007135221X | PDF | 1,63 Mb | 416 Pages | 1999 Year


کد:
http://www.ftp2share.com/file/20916/http://rapidshare.com/files/12087363/IP_Telephony.rar.html




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IP Telephony is the first book to present a framework for understanding how Internet telephony technologies are gathered into systems and how these systems can be combined to provide for voice communications of all types over the Internet."--BOOK JACKET. "IT and MIS technicians and managers, Internet Service Providers, or anyone interested in telecommunications will quickly realize the benefits of IP telephony by using the options and tools in this book.