Outgoing trunk preference

OutgoingTrunkLinePref-erenceUsethisoptiontosettheextensionoutgoingTrunkLinePreference.Ifenabled,theextensionuserreceivestrunkdialtonewhentheyliftthehandset.TheuserhearstrunkdialtoneonlyifallowedbyTrunkAccessMappro-gramming(Programs14-07and15-06).RefertotheLinePreferencefeatureformoredetails.