PC Programming Manual References20.1.2 UM Configuration—[1-2] Mailbox Settings—Full Setting— Call Transfer StatusFeature Guide References3.2.1.24 Intercom Paging3.2.2.9 Callback Number EntryDescriptionEnables the caller to leave a callback number in several different ways depending upon which option isprogrammed into the Unified Messaging system.PC Programming Manual References20.1.2 UM Configuration—[1-2] Mailbox Settings—Full Setting—Notification Parameters24.4 UM Configuration—[5-4] System Parameters—Parameters—Dialling Parameters/MSW NotificationUser Manual ReferencesManager Operation2.2.2 Message Manager Features— Setting Up Message Waiting Notification3.2.2.10 Caller ID CallbackDescriptionEnables a subscriber to call back a message sender with the Caller ID number attached to the message.PC Programming Manual References21.1 UM Configuration—[2] Class of Service—Mailbox— Caller ID Callback24.4 UM Configuration—[5-4] System Parameters—Parameters—Transfer to Outside— Trunk Group (1–96)—Caller ID CallbackFeature Guide References3.2.1.7 Call Transfer to Outside3.2.2.11 Delete Message ConfirmationDescriptionIt is possible to request confirmation from the subscriber before erasing a message left in the mailbox. Whenmessages are deleted, they will be retained until the time specified in System Maintenance Start Time onthe following day.316 Feature Guide3.2.2 Subscriber Features