Resolved Plesk License

[Dork]

Server operating system version

CentOS Linux 7.9.2009

Plesk version and microupdate number

18.0.55 Update #1

Automatic license renewal does not work
TCP port 443 is open.

 

[Peter Debik]

I understand that something does not work. Could you please provide the steps you take and what error message is shown in what place exactly?

 

[Dork]

I resolved it via iptables