關於使用iptables轉port? - Linux

By Megan
at 2011-01-05T18:24
at 2011-01-05T18:24
Table of Contents
各位好:
先說明一下環境,我的pc只有一個介面eth0(192.168.1.101/24)
想要實驗該如何將連到我的port:23導至ptt.cc:23呢?
底下是我測試的語法:
iptables -t nat -A PREROUTING -p tcp --dport 23 -j ACCEPT
iptables -t nat -A PREROUTING -p tcp --dport 23 -j DNAT --to 140.112.172.3:23
ps:我port:23上面並沒有任何服務
以上測試還是無法連接成功也?...有人有lab過嗎?謝謝
--
先說明一下環境,我的pc只有一個介面eth0(192.168.1.101/24)
想要實驗該如何將連到我的port:23導至ptt.cc:23呢?
底下是我測試的語法:
iptables -t nat -A PREROUTING -p tcp --dport 23 -j ACCEPT
iptables -t nat -A PREROUTING -p tcp --dport 23 -j DNAT --to 140.112.172.3:23
ps:我port:23上面並沒有任何服務
以上測試還是無法連接成功也?...有人有lab過嗎?謝謝
--
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Linux
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