Thanks for help, but I'm no longer using Opnsense. I also found this topic on opnsense forum, so now I have a proof that I'm not alone. The topic is 2 years old, and it describes exactly the same problem I'm facing.
https://forum.opnsense.org/index.php?topic=3966.0
As I said, I'm no longer on Opnsense, so thanks for your support.
https://forum.opnsense.org/index.php?topic=3966.0
As I said, I'm no longer on Opnsense, so thanks for your support.