Why is my appliance busy but not connected?

The scanner appliance may loose connection over 1 or more ports due to changes in customer firewalls or other changes in the customers network environment. Most of the times a simple re-boot will solve this issue. Follow the steps here on how to re-boot the scanner appliance. 

https://support.holmsecurity.com/hc/en-us/articles/115001964785-Why-is-the-Scanner-Appliance-not-connected-