Additional Features168 41-001452-05 REV02 – 07.2014Message Waiting Indicator LineYou can configure the Message Waiting Indicator (MWI) to illuminate for a specific line or for all lines. For example, if youconfigure the MWI LED on line 3 only, the LED illuminates if a voice mail is pending on line 3. If you configure the MWILED for all lines, the LED illuminates if a voice mail is pending on any line on the phone (lines 1 through 9).You configure the MWI indicator using the Aastra Web UI.Configuring Message Waiting Indicator LineUse the following procedure to configure the message waiting indicator on a specific line or on all lines on the IP phone.Aastra Web UINote:"Message Waiting Indicator Line" parameter is set to ALL lines by default.1. Click on Basic Settings->Preferences->General.2. The "Message Waiting Indicator Line" field is set to ALL lines by default. If required, change the setting to a specificline by selecting a line from the list. Valid values are All and lines 1 through 9.3. Click Save Settings.