Re: redirection problem

[Vahur Rebas <vahur_(_at_)_tpu_(_dot_)_ee>]

Kiraly Zoltan wrote:

> I have two OpenBSD 3.5 box, a gateway and a web-server. The OpenBSD
> gateway do nat for web-server.
>
> I read the documentaion "Firewall for Home or Small Office" but the
> example not really work for me using redirection rules :
>
> This is my configuration on gateway (192.168.10.1) :
>
> ext_if = "de0"
> int_if = "rl0"
> web_server = "192.168.10.2"
>
> nat on de0 from rl0/24 to any -> de0
>
> rdr on $ext_if proto tcp from any to any port 80 -> $web_server
>  
maybe try to specify port form $web_server

> pass in on $ext_if proto tcp from any to $web_server port 80 \
>   flags S/SA synproxy state
>  
If $web_server is behind this firewall, then $web_server should be 
replaced with your
firewall ip.

First you allow other hosts to connect to your firewall's port 80 and 
then you rdr it away
to your web server.


Vahur