Internet telephony.

[NT 60487] Overview

[NT 60478] Works:	2 [NT 60520] works in 2 [NT 60521] publications in 1 [NT 60522] languages

[NT 60480] Titles

Computer telephony demystified : putting CTI, media services, and IP telephony to work [NT 59711] by: Bayer, Michael ([NT 1579] Language materials, printed)

IP telephony : deploying voice-over-IP protocols [NT 59711] by: Gurle, David; Petit, Jean-Pierre; Hersent, Olivier ([NT 1579] Language materials, printed)