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Subject: Re: DISPLAY not set inside jails after update to 10.3-PRERELEASE
 FreeBSD 10.3-PRERELEASE #4 r297043
From: Ian Lepore <ian@freebsd.org>
To: Erich Dollansky <erichsfreebsdlist@alogt.com>, freebsd-stable@freebsd.org
Date: Sat, 19 Mar 2016 08:23:09 -0600
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On Sat, 2016-03-19 at 13:48 +0800, Erich Dollansky wrote:
> Hi,
> 
> nothing else was changed on the machine except the update. I could
> use
> 
> ssh 192.168.12.12
> 
> to connect to a jail running under that IP address before the update
> without problems.
> 
> It works now only with
> 
> ssh -Y 192.168.12.12
> 
> The /etc/ssh/ssh_config file says:
> 
> Host *
> ForwardX11 yes
> 
> So, it should allow to connect to all machines providing ssh and
> forward X11.
> 
> What did I miss?
> 
> Erich

If -Y works, the ssh config file option that corresponds to that is
ForwardX11Trusted.  ForwardX11 corresponds to -X.  (Not sure what
changed, just throwing out the one little crumb of info I've got.)

-- Ian