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- #/bin/bash
- iptables -F
- iptables -X
- iptables -t nat -F
- iptables -t nat -X
- iptables -t mangle -F
- iptables -t mangle -X
- iptables -A OUTPUT -j ACCEPT
- iptables -A INPUT -i lo -j ACCEPT
- iptables -A INPUT -s localhost -j ACCEPT
- iptables -A INPUT -p icmp -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 25 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p udp --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 110 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 143 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 587 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 993 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --dport 7071 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A INPUT -j DROP
- iptables -A FORWARD -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 25 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p udp --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 110 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 143 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 587 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 993 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -p tcp --dport 7071 -m state --state NEW,ESTABLISHED -j ACCEPT
- iptables -A FORWARD -j DROP
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