On 16 October 2012 03:10, Michael D. Wood <[email protected]> wrote:
> Robin,
>
> From the research I've done, it almost looks like it could be the order in 
> the way the rules are being processed.  You had mentioned everything works 
> fine when you wipe the rules out and add the one manually, is there another 
> rule that you have in place possibly causing it not to work, or getting 
> processed first?  Just an idea...
>
> http://www.faqs.org/docs/iptables/traversingoftables.html

It could be, plus this has just given me the idea to extract the rule
that fwbuilder is creating for this and then clearing the rules and
running just that on its own. If that works then it is the ordering or
something else that is being set, if that fails then it is the rule
that is at fault.

Robin

>
> On Oct 15, 2012, at 4:14 AM, Robin Wood wrote:
>
>> Short version of the question, how do I set up this rule using Firewall 
>> Builder?
>>
>> iptables -t nat -A POSTROUTING -o eth1 -j SNAT --to 123.12.23.43
>>
>> Longer version.
>>
>> I've got OpenVPN setup on my server and connecting to it from my
>> phone. If I clear all the existing firewall rules on the server and
>> add the rule above routing works fine and I can browser through the
>> VPN but if I leave the existing rules in place and add the new one
>> manually it doesn't work. As the rest of the rules are built using
>> Firewall Builder I need to know how to add that rule so it fits in
>> with the rest and comes up by default.
>>
>> I've tried adding a new entry in the NAT section with a Original Src
>> as my VPN network (as set up in the Networks section under Objects)
>> and the Translated Src as either eth1 or the IP associated with eth1
>> but that didn't work. I also tried setting things up in Routing but
>> that didn't work either.
>>
>> Robin
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