Administrator’s Guide for SIP-T46G IP Phone126To configure an LDAP key via phone user interface:1. Press Menu->Call Feature->DSS Keys.2. Select the 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 LDAP from the Key Event field.5. (Optional.) Enter the string that will appear on the LCD screen in the Label field.6. Press the Save soft key to accept the change.Busy Lamp Field (BLF) is used to monitor a specific user for status changes on the IPphones. For example, you can configure a BLF key on a supervisor’s phone formonitoring the status of a user’s phone (busy or idle). When the user makes a call, abusy indicator on the supervisor’s phone shows that the user’s phone is in use and busy.Visual Alert and Audio Alert for BLF PickupThe BLF pickup feature allows supervisor to pick up the incoming call of the monitoreduser. The visual alert and audio alert for BLF pickup features allow the supervisor’sphone to play an alert tone and display a visual prompt (e.g., ―6001<-6002‖, 6001 is themonitored extension and receives an incoming call from 6002) when the monitored userreceives an incoming call. In addition to BLF key, the visual alert for BLF pickup featurealso enables the supervisor to pick up the incoming call of the monitored user bypressing the Pickup soft key directly. The directed call pickup code must be configuredin advance. For more information on how to configure the directed call pickup code forthe Pickup soft key, refer to Directed Call Pickup on page 91.LED Off in IdleThe LED off in idle feature defines two flashing methods for the BLF key LED. The BLF keyLED flashes as below:Line key LED (configured as BLF key when LED Off in Idle is disabled)LED Status DescriptionSolid green The monitored user is idle.Solid redThe monitored user is busy.The call is parked against the monitored user’s phonenumber.Fast flashing red The monitored user receives an incoming call.Off The monitored user does not exist.