Worren's Blog

1/24/2005

Linux ¤U iptables ªº NAT ¤§¾÷¾¹¤£¥Î³]gateway¤]¯à port mapping

Filed under: — Worren @ 6:34 pm

provided by pank@pank.org & kelly@qkelly.com

½d¨Ò
WAN IP 211.72.242.40 NETMASK 255.255.255.0
LAN IP 192.168.1.1 NETMASK 255.255.255.0

¤º³¡¾÷¾¹ 192.168.1.246, gateway ¥ô·N, ¤]¥i¥H¤£³]

port 2222 mapping ¨ì 192.168.1.246:22

iptables -t nat -I PREROUTING -p tcp -d 211.72.242.40 –dport 2222 -j DNAT –to 192.168.1.246:22
iptables -t nat -I POSTROUTING -p tcp -d 192.168.1.246 –dport 22 -j SNAT –to 192.168.1.1

1/13/2005

Worren’s Program ½à¨ý´Á­­

Filed under: — Worren @ 12:58 am

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