66 ◆ Features DSX Product DescriptionWhen the keyset is idle, the Reverse Voice Over key functions the same as a Hotline key. The key also showsat a glance the status of the associated extension:Reverse Voice Over uses a system Conference circuit while it is active. The following table shows the sys-tem’s Conference capacities:The system’s 32 Conference circuits are dynamically allocated as users request them.Ringdown ExtensionA Ringdown Extension automatically calls a co-worker, voice mail, a Ring Group, a UCD Group, or a SpeedDial number when the user lifts the handset. The call automatically goes through — there is no need for theuser to dial digits or press additional keys. Ringdown extensions are frequently used for lobby phones, wherethe caller just lifts the handset to get the information desk.Ringing Line PreferenceRinging Line Preference lets a keyset user answer a ringing call by just lifting the handset. For a user thatprimarily answers calls, Ringing Line Preference ensures that ringing calls have priority. The tables belowReverse Voice Over Busy Lamp IndicationsWhen the key is: The covered extension is:Off Idle or not installedOn Busy or ringingMedium Flash Assigned extension is in DND for outsidecalls (option 1)Fast Flash Assigned extension is in DND for Intercomcalls (option 2) or All Calls (option 3)Description CapacityConference circuits 32Maximum simultaneous users in Conference(total of all Conferences system-wide)32Maximum simultaneous conferences 8Maximum parties in any one Conference(lines and/or extensions)8Call another extension, group or voice mail just by lifting the handset.Simply lift the handset to answer a ringing call.