| ADVANCED |
3-2-1-2 Caller ID
ADVANCED → VoIP → Caller ID
FXS Caller ID Generation: Select DTMF or FSK to enable the caller ID display function on FXS ports. When enabled, the caller’s phone number will be displayed on your phone set when the call comes through.
FSK Caller ID Type: Either Bellcore or ETSI can be selected.
