To cancel End-to-End DTMF Signalling mode
PT
During a conversation
(Tone Through)
Press Tone
Through.
Tone Through mode is cancelled.
•
If the dial type of the line is assigned to DTMF, Tone Through mode is established
automatically after the dialling sequence is finished and the call is established.
•
Tone Through button is effective during a call between two extensions or extension to
outside.
4.1 Customising Your Phone (Station Programming)
•
4.1.2 Customising the Buttons
Create or re-arrange a Tone Through button.
4.3 Customising Your System (User Programming)
•
4.3.5 Flexible CO Button Assignment (005)
Operation
2.4 During a Conversation
85