Overview Learn how to use the Appliance Service to communicate with appliances and their Minion: Sign in Add users Activate an appliance Specify an OpenNMS instance Create a monitoring location Assign a Minion Create a schedule for software updates Display appliance’s geographical location Before you begin Before you begin with the Appliance Service, make sure you have the following: One instance of OpenNMS Horizon 29.0+ or Meridian 2022+ At least one Minion Appliance connected to the network OpenNMS configured for Minion/Minion communication Messaging infrastructure (ActiveMQ or Kafka) Access to the appliance’s network The URL for the OpenNMS Portal – https://portal.opennms.com/ Primary contact user name and password Terminal User Interface Sign in and add users