Title: IP telephony using CallManager express lab portfolio
First published: 2007
Subjects: CallManager express lab portfolio, Computer programs, Internet telephony, Computer Communications & Networking, Telephone technology, Telephone Engineering, Computers, Computers - Communications / Networking, Computer Books: Internet General, Networking - General, Telecommunications, Computers / Networking / General, Data Processing - Speech & Audio Processing, Internet - General
LC classification: TK5105.8865 .S36 2007