Yealink SIP-T38G

Basic Call Features
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3. Press the OK soft key to redial the number.
Note
You can press a call return key to place a call back to the last incoming call.
To configure a call return key via phone user interface:
1. Press Menu->Features->DSS Keys->Memory Keys (or Line Keys).
2. Select a desired DSS key.
3. Press or , or the Switch soft key to select Key Event from the Type field.
4. Press or , or the Switch soft key to select Call Return from the Key Type field.
5. Press the Save soft key to accept the change or the Back soft key to cancel.
You can also configure a call return key via web user interface at the path DSS Key.
You can mute the microphone of the active audio device during an active call, and then
the other party cannot hear you.
To mute a call:
1. Press during an active call.
The call completion feature is not available on all servers. For more information, contact
your system administrator.