TY  - BOOK
AU  - Swale,Richard
AU  - Daniel,Collins
TI  - Carrier-Grade Volip
SN  - 9789351344742 (pbk.)
U1  - 004.69 22
PY  - 2014///
CY  - New Delhi
PB  - McGraw-Hill Education (India) Private Limited
KW  - Internet telephony
KW  - Voice over Internet Protocol
N1  - Includes bibliographical references and index
ER  -