new telephony
By: Stephen M. Walters ; [foreword by Robert Lucky]
Publisher: Prentice Hall PTR
Published: 2002
Place of publication: Upper Saddle River, N.J; [Great Britain]
Language: eng
Number of pages: 371
Subjects: Internet telephony.; Telephone systems.; Convergence (Telecommunication)
Notes: Includes bibliographical references and index.
"Technology convergence, industry collision"--Cover.