Basic Phone Features189To configure a recall key via phone user interface:1. Tap ->Features->DSS Keys.2. Tap the desired line key.3. Tap the Type field.4. Tap Key Event in the pop-up dialog box.5. Tap the Key Type field.6. Tap ReCall in the pop-up dialog box.7. (Optional.) Enter the string that will appear on the touch screen in the Label field.8. Tap the Save soft key to accept the change or to cancel.Recall key is configurable via web user interface at the path DSSKey->Line key.Call MuteYou can mute the microphone of the active audio device during an active call so that the otherparty cannot hear you. Call mute applies to all modes (Handset, Headset and Speakerphone).To mute a call:1. Press during an active call.The touch screen indicates that the call is muted. The mute key LED illuminates solid redwhen the call is muted.