Operational Features
41-001343-02 REV05 – 07.2014
5-58
Filter Out Incoming DTMF Events
An Administrator can enter a parameter in the configuration files to suppress incoming DTMF playback. This new parame-
ter called “
suppress incoming dtmf playback
” will suppress the playback of both SIP INFO and RFC2833 incoming DTMF
tones. The locally generated DTMF tones will still be played.
Configuring Suppress Incoming DTMF Playback
Use the following procedures to suppress incoming DTMF playback on the IP phone.
Aastra Web UI
1.
Click on
Basic Settings-> Preferences->General.
2.
Enable the "
Display DTMF Digits
" field by checking the check box.
(Disable this field by unchecking the box). Default is disabled.
3.
Click
Save Settings
to save your changes.
You must restart your IP phone for the changes to take effect.
4.
Click on
Operation->Reset
.
5.
In the “
Restart Phone
” field click
Restart
to restart the IP phone and apply the changes.
Configuration Files
For specific parameters you can set in the configuration files, see Appendix A, the section,