Computer telephony demystified putting CTI, media services, and IP telephony to work

Библиографические подробности
Главный автор:	Bayer, Michael
Формат:	‌
Язык:	English
Опубликовано:	New York McGraw-Hill c2001.
Предметы:	Internet telephony. TCP/IP (Computer network protocol). Telephone systems. Mobile communication systems. Multimedia systems.