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title: Firewall Linux
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description: Firewall Konfiguration unter Linux
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published: true
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date: 2026-03-15T23:56:44.726Z
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date: 2026-03-16T00:02:52.355Z
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tags: firewall, linux
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editor: markdown
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dateCreated: 2026-03-15T23:56:44.726Z
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---
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# Firewall in Linux konfigurieren
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Your content here
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## Firewall Status prüfen
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Wenn man per per SSH verbunden ist, kann man das in 3 Schritten überprüfen:
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1) Welche Ports aktuell verwendet werden prüft man mit dem Befehl:
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```bash
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sudo ss -tulpen
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```
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2) Firewall-Status prüfen mit dem Befehl:
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Mögliche Ausgabe Status: `active` oder `inactive`.
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```bash
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sudo ufw status
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```
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