fixes whitespace error
[openwrt/openwrt.git] / package / iptables / files / firewall.user
1 #!/bin/sh
2 # Copyright (C) 2006 OpenWrt.org
3
4 iptables -F input_rule
5 iptables -F output_rule
6 iptables -F forwarding_rule
7 iptables -t nat -F prerouting_rule
8 iptables -t nat -F postrouting_rule
9
10 # The following chains are for traffic directed at the IP of the
11 # WAN interface
12
13 iptables -F input_wan
14 iptables -F forwarding_wan
15 iptables -t nat -F prerouting_wan
16
17 ### Open port to WAN
18 ## -- This allows port 22 to be answered by (dropbear on) the router
19 # iptables -t nat -A prerouting_wan -p tcp --dport 22 -j ACCEPT
20 # iptables -A input_wan -p tcp --dport 22 -j ACCEPT
21
22 ### Port forwarding
23 ## -- This forwards port 8080 on the WAN to port 80 on 192.168.1.2
24 # iptables -t nat -A prerouting_wan -p tcp --dport 8080 -j DNAT --to 192.168.1.2:80
25 # iptables -A forwarding_wan -p tcp --dport 80 -d 192.168.1.2 -j ACCEPT
26
27 ### DMZ
28 ## -- Connections to ports not handled above will be forwarded to 192.168.1.2
29 # iptables -t nat -A prerouting_wan -j DNAT --to 192.168.1.2
30 # iptables -A forwarding_wan -d 192.168.1.2 -j ACCEPT