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Call again, a form of automatic ring back, allows a caller, on reaching a busy signal, to hang up, dial a special code, and be called back automatically when the called number is no longer busy, usually with a limit of 30 minutes. Call return allows a customer to dial a code that identifies the last incoming call. On some types of central ...
A ringback number is a telephone number for a telephone line that automatically calls the line that the call was placed from, after the caller has hung up. The typical use of this facility is by telephone company technicians for testing a new installation or for trouble-shooting.
Automatic ring back is a service offered by phone companies.. On making a telephone call to a number that is engaged, automatic ring back is a service provided by the telephone company whereby, when the called number becomes available, the caller is rung back, usually with a distinctive "ring back" ring.
One way to do that is through Android Device Manager, which now has the capability to add a callback number on the phone's lock screen that the finder can contact. You can now even write a message ...
So if your bank leaves a voicemail, don’t just call back the number from the missed call. Find the official number online and dial that, suggests Levin. “Never trust—always verify,” he says.
In telecommunications, an automatic callback is a computer telephony calling feature that permits a user, when encountering a busy condition or other condition where the called individual is unavailable, to instruct the system to retain the called number and to establish the call when there is an available line or when the called number is no longer busy.
This may mean dialling in the North American format, as most callback services are US-based, and callers are effectively calling from the US. For example, a number in Manhattan would be dialled with the trunk code, area code and subscriber's number, as follows: 1 212 xxx xxxx
Unstructured Supplementary Service Data (USSD), sometimes referred to as "quick codes" or "feature codes", is a communications protocol used by GSM cellular telephones to communicate with the mobile network operator's computers.