TY  - BOOK
AU  - Collins, Daniel
TI  - Carrier Grade Voice Over IP
SN  - 0-07-136326-2
U1  - 004.65 COL 
CY  - New York
PB  - McGraw Hill
KW  - Computer Science
KW  - Carrier Grade, Voice Over IP
N1  - Faculty, students and Staff
UR  - https://libgen.is/book/index.php?md5=21EB730DC87ACEA8A587C14EBBDEB2B6
ER  -