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List:       webmin-l
Subject:    Re: [webmin-l] virtualmin letsencrypt doesn't work with firewall enabled?
From:       "Jamie Cameron" <jcameron () webmin ! com>
Date:       2016-07-18 14:03:02
Message-ID: 1468850582.17890 () webmin ! com
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On 18/Jul/2016 05:17 Pat Erler <perler@gmail.com> wrote ..
> I havea strange issue here:
> 
> root@domain:/opt/letsencrypt# ./letsencrypt-auto
> WARNING: unable to check for updates.
> 
> and later with the actuall certificate requests I get some strange errors.
> 
> this happens only if shorewall is enabled. the firewall configuration is
> quite default, 80,443 etc open in both directions and some ports you need
> for all sorts of stuff. if I disable the firwall, everything works fine.
> 
> what ports does letsencrypt use beside those?!

I would expect that it only uses ports 80 and 443 incoming and outgoing.
However, you may need to ask the Let's Encrypt client app developers what
it actually does, as I'm not too familiar with the internals.

 - Jamie

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