Panasonic Digital Business System - Installation ManualMarch 1997 Issue 557Operational ConsiderationsClear the following function setting on VAU port extensions.1 : Absence Message2 : DND3 : Call Forward4 : Station Lockout1-3 can be cleared from the operator by entering the following:[On/Off] [CONF] [VAU extn no.] [*]Lock out can only be cleared by plugging in a keyset and dialling:[On/Off] [74] [Lock Code] [On/Off]