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--- linux:firewall:ufw [2021/10/31 16:55] – created gsys
+++ linux:firewall:ufw [2024/02/17 19:03] (current) – external edit 127.0.0.1
@@ Line 5: / Line 5: @@
 <code>
 sudo apt install ufw
+sudo apt install gufw          #universe, optionale grafische Oberfläche
 </code>
 ===== Konfiguration =====
+** Zuerst Regeln für Remotezugriffsports erstellen, dann ufw aktivieren! **
 <code>
+sudo ufw allow 80/tcp
+sudo ufw allow 443/tcp
+sudo ufw allow 22/tcp
+sudo ufw allow 2300:2400/udp
+sudo ufw allow from 10.1.1.0/24                              # any
+sudo ufw allow from 10.1.2.0/24 to any port 8080 proto tcp   # allow port 8080/tcp für 10.1.2.0
+sudo ufw delete allow from 10.1.1.0/24
+sudo ufw status numbered
+sudo ufw delete 2
+sudo ufw enable
+sudo ufw status
+sudo ufw reload
+sudo ufw default deny incoming
+sudo ufw default allow outgoing
-ufw enable
+sudo ufw logging on
-ufw status
 </code>