Aastra Telecom 53I - Manual (Page 24)

Usability Features
18 RN-001029-00, Rev 03, Release 2.1
IP Phone Release Notes 2.1
Enabling/Disabling Call Waiting using the Aastra Web UI
Use the following parameter to enable or disable call waiting on the phone using
the Aastra Web UI.
Aastra Web UI
1 Click on Basic Settings-> Preferences->General.
2 The "Call Waiting" field is enabled by default. To disable this field, uncheck the box. This feature
allows you to enable or disable the call waiting feature on the IP phone.
3 Click to save your changes.