In this section, we explain Cisco Unity Connection system settings, which contain many configuration options. We also discuss schedules and holiday schedules and their effect on greetings, announcements, and so on. Additionally, we describe System Distribution Lists and authentication rules in more detail, as well as roles and restriction tables to restrict calls for message notification or caller transfer. User templates help you to efficiently create user accounts that are based on standardized templates. You can import users from the LDAP server or Cisco Unified Communications Manager.