Ahson, Syed A.
VoIP handbook : applications, technologies, reliability, and security / edited by Syed A Ahson and Mohammad Ilyas. - / . - New York : CRC Press , 2009. - xiii, 454p. : ills. ; 25cm .
Includes index
9781420070200 GBP69.99
INTERNET TELEPHONY-HANDBOOKS,MANUALS,ETC
004.69 / AHS/V
VoIP handbook : applications, technologies, reliability, and security / edited by Syed A Ahson and Mohammad Ilyas. - / . - New York : CRC Press , 2009. - xiii, 454p. : ills. ; 25cm .
Includes index
9781420070200 GBP69.99
INTERNET TELEPHONY-HANDBOOKS,MANUALS,ETC
004.69 / AHS/V