Billion BiPAC 7401VGP R3 User Manual page 117

2. Dial without Prefix
If you dial 9102, only 102 will be dialed out via FXO port for making a regular phone call.
3. Dial at Timeout
If you only dial 01223 7070, the number 012237070 will be dialed to make a regular call via FXO
port after a defined timeout interval even though the number of digit entered does not match the
number of digit defined. Number 7070 will still be a valid number for the device to complete the
dialing because it does not exceed the number of digit defined.
4. Dial at Timeout no Prefix
110