> On 23 Jan 2018, at 18:04, Diez Roggisch <[email protected]> wrote:
> 
> Hi there,
> 
> I’m trying to work over SSH with a linux box sitting under my desk.
> 
> If I ssh into it (using iTerm2) using
> 
>  ssh -X machine
> 
> the XQuartz-Application automagically starts, and I can then subsequently 
> start a X-process on the remote machine.
> 
> However, after a while, this ability goes away. In the same session that has 
> spawned a successful X-session, I get the above mentioned
> 
>  Error: Can't open display: localhost:10.0
> 
> I’ve attached the output of “strace xclock” below.
> 
> It looks as if the socket to the forwarded port 6010 isn’t operating properly.
> 
> I have not found anything in /var/log/syslog on my mac.
> 
> One tidbit of information: if I open a new terminal from XQuartz, ssh -X into 
> the machine, and then try to start xclock, the display-variable is 
> incremented to 11.0. No idea if that is of any relevance.
> 
> If you have any advice for me how to proceed from here, or provide more 
> information, I’d be very grateful.
> 


Perhaps you’re missing a:

Host *
    KeepAlive               yes

in ~/.ssh/config ?

(Just a blind guess here).


-- 
__Pascal J. Bourguignon__



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