Specifies which DTMF sequence the PBX detects, for example,as the actuation of a door bell button to then trigger an alarm or a door call. For information about which DTMF sequences the connected device sends, see the manual of the device in question.
Note: The DTMF sequence usually is the phone number assigned to the door bell button within the door terminal.
SIP invite
Requirements:
•Created switch input for a VoIP device
Specifies which SIP invite the PBX detects, for example,as the actuation of a door bell button to then trigger an alarm or a door call. For information about which SIP invite the connected device sends, see the manual of the device in question.
Note: The SIP invite usually is the phone number assigned to the door bell button within the door terminal.