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iptable REDIRECT problem

Posted on 2006-11-28
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Last Modified: 2007-12-19
hi expets;

i have two linux box

i use first computer on office , but second linux box is on the net
i need redirect my office computer (port 1232) to remote server ssh 88.88.88.88:22

i want to use ssh connection command line like `ssh localhost -p 88` to connect remote server sshd

im using this iptables line

iptables -t nat -A PREROUTING -p tcp -i eth1 --dport 1232 -j REDIRECT --to 88.88.88.88:22


[Note: my computer connected via adsl modem on net my gateway 10.0.0.2 ]

but doesnt's work

wherei s wrong

Thanks ..
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Question by:nedimk
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3 Comments
 
LVL 2

Expert Comment

by:sudev_shetty
ID: 18026951
iptables -t nat -A PREROUTING -p tcp -s 0/0 --dport 1232 -j DNAT --to-destination 88.88.88.88:22
iptables -t nat -A OUTPUT -p tcp -s 0/0 --dport 1232 -j DNAT --to-destination 88.88.88.88:22

try this
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Author Comment

by:nedimk
ID: 18027098
ok i try this but doesnt work

iptables -t nat -L output ;

Chain PREROUTING (policy ACCEPT)
target     prot opt source               destination
DNAT       tcp  --  anywhere             anywhere            tcp dpt:1232 to:88.88.88.88:22

Chain POSTROUTING (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination
DNAT       tcp  --  anywhere             anywhere            tcp dpt:1232 to:88.88.88.88:22

Thanks ..
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LVL 26

Accepted Solution

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jar3817 earned 250 total points
ID: 18027132
Just so you know, iptables REDIRECT is for internal redirection, to different ports on the same machine, you can't redirect to a different machine.
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