End-To-End Dtmf Signalling (Tone Through) - Panasonic KX-TD816NE Features Manual

End-to-End DTMF Signalling (Tone Through)

Description
DTMF signalling is required for access to special network services offered by some telephone
companies. This system allows the proprietary telephone user to send DTMF signals to the line
during an established call.
Conditions
None
Programming Guide References
System programming is not required.
Features Guide References
None
User Manual References
Not applicable.
Features Guide
1.1 General Features
107