よくわからない人は、とりあえず、真似て見て、自分で理解を深めた方が早いのかな? # cat iptables.20130624 # Firewall configuration written by system-config-securitylevel # Manual customization of this file is not recommended. *filter :INPUT DROP [0:0] :FORWARD DROP [0:0] :OUTPUT ACCEPT [0:0] :RH-Firewall-1-INPUT - [0:0] # chain rule -A INPUT -j RH-Firewall-1-INPUT -A FORWARD -j RH-Firewall-1-INPUT # loopback -A RH-Firewall-1-INPUT -i lo -j ACCEPT # icmp -A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT # ssh -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 22 -j ACCEPT # web(http/https) -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 80 -j ACCEPT -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 443 -j ACCEPT #serverman -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 9510 -j ACCEPT #contorol -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 8080 -j ACCEPT -A RH-Firewall-1-INPUT -m state --state NEW -m tcp -p tcp --dport 8081 -j ACCEPT # mysql slave -A RH-Firewall-1-INPUT -s 192.168.1.2/32 -p tcp -m state --state NEW -m tcp --dport 3306 -j ACCEPT # new session -A RH-Firewall-1-INPUT -m state --state ESTABLISHED,RELATED -j ACCEPT # log -A RH-Firewall-1-INPUT -j LOG --log-level debug --log-prefix "[iptables] " # other drop -A RH-Firewall-1-INPUT -j REJECT --reject-with icmp-host-prohibited COMMIT
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