Carrier grade VoIP /
Swale, Richard
Carrier grade VoIP / Richard Swale and Daniel Collins - 3rd ed. - New York : Mc-Graw Hill Education, c2014.
9780071827713
Internet telephony
Internet telephony
Switching theory
TK5105.8865 / .C65 2014
Carrier grade VoIP / Richard Swale and Daniel Collins - 3rd ed. - New York : Mc-Graw Hill Education, c2014.
9780071827713
Internet telephony
Internet telephony
Switching theory
TK5105.8865 / .C65 2014