TY  - BOOK
AU  - Black, Uyless D
TI  - Voice over IP
SN  - 9780130652041
SN  - 200105004
U1  - 004.6 BLA 
PY  - 2002///
CY  - Upper Saddle River, NJ
PB  - Prentice Hall
KW  - Internet telephony
KW  - TCP/IP (Computer network protocol)
N1  - Includes bibliographical references (p. 314-316) and index
ER  -