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Publicado por People Posts and Telecommunications Publishing Hou, 2003
ISBN 10: 7115108471ISBN 13: 9787115108470
Librería: liu xing, Nanjing JiangSu, JS, China
Libro
paperback. Condición: New. Language:Chinese.Pages Number: 281 Publisher: Posts Telecom Press Pub. Date :2003-01. IT Pioneer series. Book is a comprehensive introduction to the data network through the existing variety of real-time voice transmission technology. and according to the latest standards and protocols add new information. The main contents include: routing calls through the IP address. all the TCPIP line and frame relay network details. real-time voice transmission over data networks. understand the quality .