In order that Sphera support engineers will be able to enter customers machines, the IPs below needed to be open on the firewall :
126.96.36.199 - Gateway
188.8.131.52 - Gateway
184.108.40.206 - Gateway
220.127.116.11 - Sphera FTP site
18.104.22.168 - Global License Manager
The list below are the external IP's of SWsoft.
The list contains the Primary IP and backup IPs, in case one line goes down.
Please add them to your FW rules.