22.1 UM Configuration—[3-1] UM Extension / TrunkService—Service GroupThe parameters of Service Groups determine how calls are handled throughout the day. Each Service Group(therefore each port) can have a different call service for each time mode (day, night, lunch, break). One of 5incoming call services (Voice Mail, Automated Attendant, Interview, Custom Service or Transfer to Mailbox)can be assigned to each call service.Once one or more service groups are set, you can assign the service groups to each UM port in 22.2 UMConfiguration—[3-2] UM Extension / Trunk Service—Port Assignment.Day, Night, Lunch, and Break Mode - Company Greeting No. (Selection)Specifies the greeting to be heard by callers, the System Greeting, another message, or no greeting. TheSystem Greeting is "Good morning/Good afternoon/Good evening. Welcome to the Unified MessagingSystem.". Each call service can have its own setting.Value RangeNone, System, OtherFeature Guide References3.2.1.12 Company GreetingDay, Night, Lunch, and Break Mode - Company Greeting No. (Other)Specifies the number of the greeting message to use when "Other" is specified for the greeting selection.Value Range1–32Feature Guide References3.2.1.12 Company GreetingDay, Night, Lunch, and Break Mode - Incoming Call ServiceSpecifies the incoming call service used to handle calls.Value RangeVoice Mail Service, Automated Attendant, Interview Mailbox, Custom Service, Transfer to MailboxDay, Night, Lunch, and Break Mode - Incoming Call Service ParameterSpecifies the parameter for the type of Incoming Call Service specified. This is disabled if "Voice MailService" or "Automated Attendant" is selected for the Incoming Call Service.Value RangeInterview Mailbox: Mailbox numberCustom Service: Custom Service number (1–200)Transfer to Mailbox: Mailbox number790 PC Programming Manual22.1 UM Configuration—[3-1] UM Extension / Trunk Service—Service Group