Communication telephone communication
-
This chapter includes contents: Types of remote network connections, public switched telephone network (PSTN), modems, modem communications, configuring a modem, Virtual Private Network (VPN) communications,...
13p 
tangtuy08
21-04-2016
39
2
Download
-
Communication Systems Lecturer: M.E. P.T.A. Quang .Contents Chapter 1: Introductory Concepts Chapter 2: QoS Chapter 3: Transmission and switching Chapter 4: Digital networks Chapter 5: Signaling Chapter 6: PSTN Chapter 7: VoIP Chapter 8: Mobile communication Chapter 9: Satellite communication Chapter 10: Fiber-optic communication .
20p vanmanh1008
24-06-2013
108
7
Download
-
THE HISTORY OF TELECOMMUNICATIONS According to UNESCO statistics, in 1997, there were 2.4 billion radio receivers in nearly 200 countries. The figure for television was 1.4 billion receivers. During the same year, it was reported that there were 822 million main telephone lines in use world-wide. The number of host computers on the Internet was estimated to be 16.3 million [1]. In addition to this, the military in every country has its own communication network which is usually much more technically sophisticated than the civilian network. ...
16p tienvovan
11-09-2010
89
14
Download
-
The Message Handling System (MHS) The message handling system(MHS) is a concept developed by ITU-T thatis intended to lead to the interconnectivity of all different types of message conveying systems, e.g. telephone, telex, facsimile, electronic mail, etc. MHS sets out a simple model of basic interconnection between systems. As it does so it defines a new dictionary of standard terms and jargon to describe the various phases of a communication.
12p huggoo
20-08-2010
66
5
Download
-
Chapter 21. iChat Somewhere between email and the telephone lies a unique communication tool calledinstant messaging. Plenty of instant messenger programs run on the Mac, but guess what?
2p daisuphu
28-07-2010
96
4
Download
-
Thuật ngữ Viễn Thông (télécommunication) được ghép từ từ communication (liên lạc) với prefix tele (có nghĩa là xa). Edouard ESTAUNIE chính là người đưa ra thuật ngữ telecommunication vào năm 1904. Thời bấy giờ từ telecommunication dùng để chỉ telegraph và telephone.
12p thanhfnt
01-04-2010
361
113
Download
-
Thuật ngữ Viễn Thông (télécommunication) được ghép từ từ communication (liên lạc) với prefix tele (có nghĩa là xa). Edouard ESTAUNIE chính là người đưa ra thuật ngữ telecommunication vào năm 1904. Thời bấy giờ từ telecommunication dùng để chỉ telegraph và telephone.
7p lehieukutek
26-12-2009
339
145
Download
-
This term describes the use of an alternative communications path, such as a telephone connection, when the primary one is not available.
10p thachsaudoi
23-12-2009
79
5
Download
