6.1 Trunk group reservation
6.1.1 Reservation/Cancel reservation
Press the pre-programmed key and then press the Reserv/ Resv (or AttCtl) key
Pressing the ResOn key places the trunk groups that have been declared under attendant
control, so they are reserved for attendant use. This declaration is established in system
management during the programming of trunk group characteristics.
If no trunk group has been declared reservable for the attendant set, pressing the key will
activate a ringing beep on the attendant set.
Pressing this key displays: Trk grp reservation on if at least 1 trunk group has been declared
reservable and activates the associated LCD combination: .
The attendant set automatically returns to idle after a time delay or when the END fixed
key is pressed.
Pressing the fixed key again, replaces the Reserv label by Resv on the same key
which is now used to cancel automatic reservation of the trunk groups.
Pressing the Resv key de-activates the LCD associated with the fixed key and
displays: Trk grp reservation off.
The attendant set automatically returns to idle after a time delay or when the END fixed
key is pressed.
6.1.2 Direct Outward Dialing authorization or inhibition
Pressing the DODOff key inhibits Direct Outward Dialing (DOD) of any external trunk for all
sets. Activating this feature lights ups the outer segments and flashes the central segment of
the associated LCD combination: .
The screen displays: unauthorized DODs.
The attendant set automatically returns to idle after a time delay or when the END fixed
key is pressed.
Pressing the fixed key again replaces the DODOff label with DOD On which is used to
activate again DOD to the outside for all sets.
Pressing the DOD On key de-activates the LCD combination associated with the fixed key
and displays: DOD authorized.
The attendant set automatically returns to idle after a time delay or when the END fixed
key is pressed.
6-1
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