The following ports are used by Cloud Backup to successfully run and store backups:
Port 80 is also used for the remote update of agents.
Ports 443 and 8443 are used for agent registration, data center selection, user authorization, certificate download, Web Restore and Backup management console access.
Port 5060 is used for data transfer rate measurements (speedtests).
Ports 7770-7800 are used for agent communication with Management server (backup plans creation and applying, status reports, activity logging, etc.).
Port 44445 is used backup read-write operations to our datacenter