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GXP21XX User Guide
Version 1.0.9.108
Or users can add a contact to “Blacklist” or “Whitelist” from the phone LCD under “Menu > Contact > Local
Phonebook” as shown below.
Figure 41: Black/White List
Call Waiting/Call Hold
Call Waiting: This feature allows users to receive calls while they are already engaged on an ongoing
conversation, in such a case the phone will start ringing OR a call waiting tone will be played if enabled
from the web GUI under “Call Features” menu. After this the phone will pop up the waiting call and
gives the user the choice to either accept or refuse the call, it can be configured from the web GUI
Account X Call Settings Call waiting or using the feature codes as mentioned on Call Features
table.
Hold. Place a call on hold by pressing the HOLD button. The active LINE key will blink in green and if
configured under web GUI “Account X Call Settings On Hold Reminder Tone”, then a reminder
tone will be played to notify the user that he has a call on hold.
Resume. Resume call by pressing the blinking LINE key.
Multiple calls. Automatically place active call on hold or switch between calls by pressing the LINE
key. Call waiting tone (stutter tone) will be audible on new incoming call during the active call.
Call hold duration. The phone will show the call hold duration as shown on figure below. The hold
duration will be displayed only if there are two calls on hold or more and user can use the up/down
arrows to check the hold duration of each call.