blog_tech/static/assets/projets-oc/p05/iptables-rules.v4

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# Generated by iptables-save v1.8.10 (nf_tables) on Tue Feb 18 18:27:58 2025
*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT ACCEPT [2:240]
-A INPUT -i lo -j ACCEPT
-A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i ens33 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i ens34 -p tcp -m tcp --dport 80 -j ACCEPT
-A INPUT -i ens34 -p tcp -m tcp --dport 443 -j ACCEPT
-A INPUT -i ens35 -p tcp -m tcp --dport 5501 -j ACCEPT
-A INPUT -i ens35 -p tcp -m tcp --dport 5502 -j ACCEPT
-A INPUT -i ens35 -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -i ens35 -p tcp -m tcp --dport 21 -j ACCEPT
-A INPUT -i ens35 -p tcp -m tcp --dport 10000:10100 -j ACCEPT
-A INPUT -p icmp -m icmp --icmp-type 8 -j ACCEPT
-A INPUT -j LOG --log-prefix "IPTables-Dropped: "
-A FORWARD -i ens34 -o ens33 -j ACCEPT
-A FORWARD -i ens35 -o ens33 -j ACCEPT
-A FORWARD -i ens33 -o ens34 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A FORWARD -i ens33 -o ens35 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
-A OUTPUT -o ens33 -j ACCEPT
-A OUTPUT -p udp -m udp --dport 53 -j ACCEPT
-A OUTPUT -p tcp -m tcp --dport 53 -j ACCEPT
-A OUTPUT -p tcp -m tcp --dport 80 -j ACCEPT
-A OUTPUT -p tcp -m tcp --dport 443 -j ACCEPT
COMMIT
# Completed on Tue Feb 18 18:27:58 2025
# Generated by iptables-save v1.8.10 (nf_tables) on Tue Feb 18 18:27:58 2025
*nat
:PREROUTING ACCEPT [0:0]
:INPUT ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]
:POSTROUTING ACCEPT [0:0]
-A POSTROUTING -o ens33 -j MASQUERADE
COMMIT
# Completed on Tue Feb 18 18:27:58 2025