On Wed, Mar 26, 2003 at 08:01:18AM +0700, Agung wrote:
>
> Bagaimana setting iptables supaya yang mengakses port 25 (SMTP) server A
> (192.168.0.100) dilarikan ke port 25 server B (192.168.0.1) ??
>
> Saya coba perintah seperti dibawah , kok belum berhasil ...
> # iptables -t nat -A POSTROUTING -p tcp -o eth0 -s 192.168.0.100 --sport
> 25 -j SNAT --to 192.168.0.1:25 ^^ ^^^^^^^
coba tambahkan di PREROUTINGnya juga dan enable-kan packet forwarding
iptables -t nat -I PREROUTING -p tcp -d 192.168.0.100 --dport 25 \
-j DNAT --to 192.168.0.1
iptables -t nat -I POSTROUTING -p tcp -d 192.168.0.1 --dport 25 \
-j SNAT --to 192.168.0.100
sysctl -w net.ipv4.ip_forward=1
Wardi
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