firewall

  1. Z

    Issue Firewall stopped working after update to Plesk Obsidian v18.0.77 on Debian 11.11

    Hi, last week with Plesk Obsidian v18.0.76 I have made a change to my firewall settings and worked perfectly. Also two other Plesk Servers with Plesk Obsidian v18.0.76 (one with Ubuntu, the other also with Debian 11.11) I was able to change my firewall settings. But suddenly on the...
  2. K

    Question Error applying firewall configuration despite of changing almost nothing

    I wanted to change a little thing in my current firewall configuration and every time I want to apply this new configuration I get this error: I guess it means that the browser cannot reach the server/Plesk after applying the rules and then Plesk reverts the settings. But the current...
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