TY  - BOOK
AU  - Swale,Richard
AU  - Collins,Daniel
TI  - Carrier-grade VoIP
SN  - 9780071827713 (pbk.)
AV  - TK5105.8865 .C65 2014
U1  - 004.69 23
PY  - 2014///
CY  - New York
PB  - McGraw-Hill Education
KW  - Internet telephony
N1  - Includes bibliographical references (pages 471-480) and index
ER  -