98 CHAPTER 7: GETTING MORE FROM Y OUR T ELEPHONE SYSTEMUsing MessageWaiting Indicator toTelephoneThe Message Waiting Indicator (MWI) to Telephone allows a user to lighta status button next to a programmable access button and leave a callback number on another telephone. This feature is distinct from voicemail in that the telephone does not ring and there is no voice mailmessage. The light appears next to the Access button, not the messagewaiting light used for voice mail. Example: A principal can use thisfeature to notify a teacher, without interrupting the class, to call theoffice as soon as possible.Sending an MWIMessageYou can send an MWI message to any telephone on your NBX systemthat has an MWI Retrieve button enabled. Sending an MWI messageturns on the light on the target telephone if it is not already lit, and leavesyour telephone number as a callback number.You cannot send an MWI message to:■ Telephones that do not have an MWI Retrieve button enabled or thathave reached their MWI message limit (30)■ Remote NBX systems over external line■ Calling Groups, Hunt Groups, or ACD GroupsTo send an MWI message:1 Pick up the handset, and press Feature + 412. Or press the MWI to PhSend access button. The display panel on your 3Com Telephone showsSend MWI To:.2 Dial the extension that you want to call and press #.3 The display panel on your 3Com Telephone shows Success.Retrieving an MWIMessageTo receive and retrieve an MWI message, you must have a 3ComTelephone with a display panel and a programmable access button withstatus light configured (by your administrator) for MWI Retrieve. Youradministrator can also configure additional buttons for MWI To Ph Sendand MWI Cancel.An analog telephone cannot receive an MWI message.When the light is lit on your telephone, you can press the MWI Retrievebutton, scroll through your display panel to see the caller ID, and returnthe call. When you press the MWI Retrieve button, you turn off the MWIlight. You may still have one or more calls in a list to return.
