Swale, Richard, Carrier-grade VoIP / Carrier grade voice over IP Richard Swale, Daniel Collins - 8th ed - New York : McGraw-Hill Education, 2014 - xv, 494 pages : illustrations ; 24 cm Includes bibliographical references (pages 471-480) and index ISBN: 9780071827713 (pbk.) 0071827714 (pbk.) Nat. Bib. No.: GBB365404 bnb Subjects--Topical Terms: Internet telephony LC Class. No.: TK5105.8865 / .C65 2014 TK5105.8865 / .S93 2014 Dewey Class. No.: 004.69