Systems can only connect to the cloud server if port 443 is free or alternatively, if the endpoint URL *.gmgcolor.com is whitelisted in the firewall.
Test if the cloud can be reached:
- Open Windows PowerShell
- Paste the following: Test-NetConnection "gmgcolor.com" -port 443 -InformationLevel "Detailed"
- If the result is "TestSucceeded =True" the connection is available
If the cloud server cannot be reached, you will get an error like this: