List of XMPP relays XMPP relays are communication points between the various machines on your network. Why this is useful: This allows you to see all active connections and understand how machines communicate with each other. Steps: In the menu, click “List of Relays”. A page opens with a list of relays. For each relay, you’ll see several pieces of information, such as: The name (called JID ) The cluster it belongs to The cluster description The number of managed machines : Total number of machines Number of machines not inventoried online Its classes  Its MAC address, also known as the physical address  The relay's IP address You also have access to a number of quick actions.  Tip: You can search for a relay by typing a keyword into the search bar at the top of the list.