Telephone Networks
Faxes
- four generations (1,2 old analog = six minutes/page, 3 new analog = ə minute/page, 4 digital = 3 seconds/page)
- for group 3: a page = typically 30-60 kilobytes
- 120 kilobytes in fine mode
Interactive Voice Response (IVR) is a voice processing application that gives callers specific information based on unique information the callers provide to the IVR system
Automatic Number Identification is a service that provides customers with the telephone number of the incoming call (e.g., for routing the call or for returning information from a database)
Caller ID consumer oriented, short distance ANI
Intelligent Port Selector is a device that answers the incoming telephone calls and connect to the first available telephone line or data port