Additional Features
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
Aastra Web UI
Use the following procedures to configure a call waiting tone on the IP phone.
Note: "Play Call Waiting Tone" is enabled by default.
1. Click on Basic Settings->Preferences->General.
2.A call waiting tone is enabled by default. If required, disable the "Play Call Wait- ing Tone" field by unchecking the check box.
3.Click to save your settings.
164Model 57i IP Phone User Guide