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31 lines
1.0 KiB
Bash
31 lines
1.0 KiB
Bash
#!/bin/sh
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# Copyright (C) 2006 OpenWrt.org
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iptables -F input_rule
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iptables -F output_rule
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iptables -F forwarding_rule
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iptables -t nat -F prerouting_rule
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iptables -t nat -F postrouting_rule
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# The following chains are for traffic directed at the IP of the
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# WAN interface
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iptables -F input_wan
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iptables -F forwarding_wan
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iptables -t nat -F prerouting_wan
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### Open port to WAN
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## -- This allows port 22 to be answered by (dropbear on) the router
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# iptables -t nat -A prerouting_wan -p tcp --dport 22 -j ACCEPT
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# iptables -A input_wan -p tcp --dport 22 -j ACCEPT
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### Port forwarding
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## -- This forwards port 8080 on the WAN to port 80 on 192.168.1.2
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# iptables -t nat -A prerouting_wan -p tcp --dport 8080 -j DNAT --to 192.168.1.2:80
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# iptables -A forwarding_wan -p tcp --dport 80 -d 192.168.1.2 -j ACCEPT
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### DMZ
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## -- Connections to ports not handled above will be forwarded to 192.168.1.2
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# iptables -t nat -A prerouting_wan -j DNAT --to 192.168.1.2
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# iptables -A forwarding_wan -d 192.168.1.2 -j ACCEPT
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