Conditions NoteFWD/DND settings of the extension will ignore incoming calls fromDoorphone.Reference:3.1.9 Call Forwarding (FWD)3.1.10 Do Not Disturb (DND)PIL Reference2.3.5 PBX Configuration—[2-5] Extension—Doorphone3.11.2 Door OpenDescriptionAn extension user can unlock the door for a visitor using his telephone.The door can be unlocked by extension users who are allowed to unlock the door through Web MaintenanceConsole.However, while engaged on a doorphone call, any extension user can unlock the door to let the visitor in.OperationDoor Open is performed using one of the following three methods:[Type A]After answering an incoming call from a doorphone, dial the Door Open feature number during aconversation. (Refer to 2.1.1 Feature Number Lists for User)After the door is opened, a confirmation tone will be heard. The conversation with the doorphone continues.[Type B] Manager Extension OnlyAfter calling a doorphone, dial the Door Open feature number during a conversation. (Refer to 2.1.1 FeatureNumber Lists for User)After the door is opened, a confirmation tone will be heard. The conversation with the doorphone continues.[Type C] Manager Extension OnlyGo off-hook and dial the Door Open feature number and the door number. (Refer to 2.1.2 Programming byDial for Manager)After the door is opened, a confirmation tone will be heard and the call will be disconnected.ConditionsConditions NoteHardware Requirement: A user-supplied door opener on each door,and a doorphone card.The door can remain unlocked for a preprogrammed time period. Inthe case of Type A and B, when the door is open and if the DoorOpen feature number is dialed again during a conversation, the DoorOpen Duration will be extended for a preprogrammed time period.When the Door Open Duration isextended, a confirmation tone willbe heard.The door opener will unlock the door even if a doorphone is notinstalled.PIL Reference2.3.5 PBX Configuration—[2-5] Extension—Doorphone3.11.2 Door OpenFeature Manual 61