Re: Running ssh on unreserved ports

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On Fri, 18 Feb 2011, Alex wrote:

> I'd like to run an ssh server as root on a port greater than 1024
> instead of the normal 22 but selinux doesn't seem to like that. How
> can I get around that?
> 
> I'd like to move it to a higher port to avoid the normal doorknob
> rattling that occurs with ssh running on a public server.
You can do this from iptables:

1. block port 22 in iptables

2. Add the following rule:
   iptables -t nat -A PREROUTING -p tcp -m tcp --dport 2345 -m state --state NEW -j REDIRECT --to-ports 22


Gabriel

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