Yamaha CS-700 Operation Manual page 91

dtmf
Description: Send DTMF number or digit string on given VoIP line. This is not to dial a number, but to
send DTMF tones during an active call.
Command Definition:
Action Definition
set dtmf <"voip-line-id"> <"digits">
set
Parameters:
Parameter Description
voip-line-id 1 VoIP line 1
voip-line-id 2 VoIP line 2
voip-line-id 3 VoIP line 3 (used for transfer)
digits dtmf digit or string of dtmf digits
Format Examples:
set dtmf 1 5233
Supported Products: CS700-SP, CS700-DS
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