AASTRA 6755i User Guide EN - Manual (Page 177)

Additional Features
41-001386-00 REV01 – 06.2013
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Play Call Waiting Tone
You can enable or disable the playing of a call waiting tone when a caller is on an active call and a new call comes into the
phone.
You can configure this feature using the Aastra Web UI.
Configuring Call Waiting Tone
Use the following procedures to configure a call waiting tone on the IP phone.
Aastra Web UI
Note:
"Play Call Waiting Tone" is enabled by default.
1. Click on Basic Settings->Preferences->General.
2. The “Play Call Waiting Tone” field is enabled by default. To disable this field, uncheck the box.
3. Click Save Settings to save your settings.