Hersent, Olivier. Petit, Jean, Pierre. Gurle, David.
Beyond VoIP Protocols: Understanding Voice Technology and Networking Techniques for IP Telephony - CHICHESTER Wiley 2005 - ix+261p.,25X16Cms.
9780470023624
621.385 H572
Beyond VoIP Protocols: Understanding Voice Technology and Networking Techniques for IP Telephony - CHICHESTER Wiley 2005 - ix+261p.,25X16Cms.
9780470023624
621.385 H572