Re: ssh -Y X-forwarding?

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I have to use -X in conjunction with -Y, so ssh -XY remote_host

____________________________________________
Adam Wead
Systems and Digital Collections Librarian
Rock and Roll Hall of Fame and Museum
216.515.1960 (t)
215.515.1964 (f)


On Tue, Jun 4, 2013 at 1:33 PM, <m.roth@xxxxxxxxx> wrote:

> Les Mikesell wrote:
> > On rare occasions I want to run a remote X command (like 'meld' to
> > interactively merge changes in files) and normally 'ssh -Y
> > remote_host' from a terminal in an NX/freenx window that is acting as
> > my desktop to start and any X program subsequently started would open
> > in a new window via X-forwarding - at least when the target is a 5.x
> > host.  I don't do it often enough to remember if it ever worked when
> > the remote side is 6.x, but today it is not setting the $DISPLAY
> > variable, so I get:
> > Error:  Can't open display:
> > Using -vv shows it at least trying to go through the motions:
> >
> > debug2: x11_get_proto: /usr/bin/xauth  list :1420.0 2>/dev/null
> > debug1: Requesting X11 forwarding with authentication spoofing.
> > debug2: channel 0: request x11-req confirm 0
> > debug2: client_session2_setup: id 0
> > debug2: channel 0: request pty-req confirm 1
> > debug1: Sending environment.
> > debug1: Sending env LANG = en_US.UTF-8
> > debug2: channel 0: request env confirm 0
> > debug2: channel 0: request shell confirm 1
> > debug2: fd 3 setting TCP_NODELAY
> >
> > But, $DISPLAY is not set to anything.   What am I missing?
>
> Does your sshd_config allow x forwarding?
>
>       mark
>
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