Telecommunication
▫Transfer of meaningful information from sender to receiver over cable or wireless media
▫Includes all of the hardware and software necessary for its transmission and reception
•Telephony
▫Limited to transmission of sound over wire or wireless
▫Assumes temporarily dedicated point-to-point connection rather than broadcast connection
•Distinction between Telecom and Telephony
▫Difficult to distinguish because of the use of digital techniques (binary bits) for transmitting any form of information (audio, video or data)