Re: OpenVPN produces garbage on TAP on -current

OK, so now I verified that it does happen on:
 CentOS 7 - NetworkManager with OpenVPN plugin
 openSUSE tumbleweed - NetworkManager with OpenVPN plugin

however, I am sure that it also happened at least once with FreeBSD -
FreeBSD bare OpenVPN.

On Mon, 6 Aug 2018 23:06:55 +0200
Lars Schotte <lars_at_gustik.eu> wrote:

> So, now in fact I was able to make a stable connection between 2
> FreeBSD's one of them server running 12-current.
> 
> Now I do not know why the problem did not occur, could be just
> accident or sth. I am starting to suspect that I ran into some
> strange case.
> 
> I will continue looking into it.
> 
> On Mon, 6 Aug 2018 20:01:58 +0200
> Lars Schotte <lars_at_gustik.eu> wrote:
> 
> > Yes, I also have very recent 12-current without change on what SSL
> > library it uses.
> > 
> > However, the problem does not seem to be the SSL library, since it
> > connects and reports no problems at all. The issue here is only that
> > it does not transfer packages correctly.
> > 
> > And I am not ruling out other problems yet. It may also be a problem
> > on the client's side (Linux) with NetworkManager. However, that also
> > uses OpenVPN and I also tested it with FreeBSD <-> FreeBSD both
> > OpenVPN and the issue was the same. Something is wrong here. I am
> > staying in touch with this, but I am not testing 24/7 as I have also
> > other things to do.
> > 
> > On Mon, 6 Aug 2018 16:31:43 +0200 (CEST)
> > Ronald Klop <ronald-lists_at_klop.ws> wrote:
> >   
> > > I'm running a very recent 12-current too and latest openvpn from
> > > pkgs. No problems. I did not change anything in the defaults for
> > > the SSL-library it uses.
> > > 
> > > Ronald.
> > >  
> > > Van: Gleb Popov <arrowd_at_freebsd.org>
> > > Datum: maandag, 6 augustus 2018 10:30
> > > Aan: Lars Schotte <lars_at_gustik.eu>
> > > CC: FreeBSD Ports <freebsd-ports_at_freebsd.org>, FreeBSD current
> > > <freebsd-current_at_freebsd.org> Onderwerp: Re: OpenVPN produces
> > > garbage on TAP on -current    
> > > > 
> > > > On Sun, Aug 5, 2018 at 11:51 PM, Lars Schotte <lars_at_gustik.eu>
> > > > wrote:     
> > > > > Here a bit of paste:
> > > > > https://paste.fedoraproject.org/paste/Hn4M2JqZ~5xccLWOVD1xUw/raw
> > > > > just to illustrate how it does not work.
> > > > >
> > > > > TAP device works good inside OS (FreeBSD current) however,
> > > > > everything that comes over OpenVPN is just garbage.
> > > > >      
> > > > 
> > > > I'm using CURRENT from June 10 and tap device works fine for me
> > > > with OpenVPN 2.4.6_1
> > > > 
> > > >       
> > > > > --
> > > > >  Lars Schotte
> > > > >  Mudro?ova 13
> > > > > 92101 Pie??any
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> > > > 
> > > >       
> > 
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