54 Manually changing an Auto Attendant greeting to an alternate greeting willflash the RTO and/or RP button to indicate that the alternate greeting is set.The system will continue in the selected ring plan until manually changed.Theauto ring plan service will be suspended during this time.UNIFORM CALL DISTRIBUTIONUCD is used to distribute calls to a group of agents. If the group members (agents)are all busy, UCD controls queue patterns and information messages. It also pro-vides agent and call statistics in both real time on a keyset display and in the formof printed reports at a customer-provided printer.Your installation and service company has already designed and programmedthese options for you, including the group members, timing parameters, greetingsand messages that play at different times while the call is being processed.SUPERVISOREach UCD group can be assigned one or more optional supervisors. A supervisorcan be responsible for more than one UCD group. If you are a supervisor, you willhave a special key assigned to your display keyset that will allow you to adminis-trate the UCD group. Your keyset will have a separate SUPERVISOR key for eachUCD group. UCD alarm conditions will show by flashing these keys.ALARMSYour installation and service company may have programmed alarm conditions toalert you to the following: The number of calls waiting at the UCD group has exceeded a specific pro-grammed number The amount of time a caller has been waiting has exceeded a specific pro-grammed time Both options aboveWhen the alarm is activated at your keyset, one of the following will occur: Your SUPERVISOR key will flash and the keyset display will indicate the type ofalarm condition (time or number of calls).ALARM SUPERVISOR or ALARM SUPERVISOR5XX: RING COUNTS 5XX: QUEUE TIME