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Questions tagged [x11forwarding]

56 questions
182
votes
12 answers

What does "Warning: untrusted X11 forwarding setup failed: xauth key data not generated" mean when ssh'ing with -X?

When I use ssh -X on my Mac (running OS X 10.6.7) to connect to my Ubuntu (11.04) box, I get the following warning: Warning: untrusted X11 forwarding setup failed: xauth key data not generated Warning: No xauth data; using fake authentication…
Daryl Spitzer
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32
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1 answer

How can I set -X (X11Forwarding) in my ~/.ssh/config file for a specific host?

So if I'm VPN'ing in from home, I want all of those connections to have -X specified. I already have the keys copied and an entry in ~/.config with the ip and userid so all I have to do is go: ssh wk so this is the last fly in the ointment.
user447607
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16
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2 answers

Can't Open Display - X11 Forwarding - Cent OS

Trying to access X11 my CentOS 6 x32 small Linode VPS through SSH Putty/Xming (enabled X11 forwarding on options). My windows machine is not the problem since it works with others CentOS Servers. X11Forwarding is enabled on /etc/ssh/sshd_config,…
jacktrades
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14
votes
5 answers

SSH X11 not working

I have a home and work computer, the home computer has a static IP address. If I ssh from my work computer to my home computer, the ssh connection works but X11 applications are not displayed. In my /etc/ssh/sshd_config at home: X11Forwarding…
azat
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13
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2 answers

Remote offscreen rendering

My research lab recently added a server that has a beefy NVIDIA graphics card, which we would like to use to do scientific computations. Since it isn't a workstation, we'll have to run our jobs remotely, over an ssh connection. Most of our…
redmoskito
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8
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4 answers

XMing "can't open display" error

Attempting to run XMing, the remote host is Ubuntu, going through Putty. Have spent hours carefully double-checking all settings, reviewing XMing's troubleshooting guide, etc. Rather than continuing this path, I want to use a tracing tool or sshd…
David
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7
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3 answers

How can I enable X11 forwarding to a Debian server box?

I want to connect to a server with SSH (a Debian installation in a VMware image). On that server I want to call gitk a repository viewer for git. What do I need to do to make this work?
Peter Stuifzand
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7
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4 answers

Detach X11 app and reattach on another?

Given a setup of a headless Linux box running on a network, but having Xorg installed, and having various other machines on the network capable of using SSH with X-forwarding to connect to that box, and have X11 apps run on the local machine, I have…
MidnightLightning
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6
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2 answers

SSH X11 forwarding is extremely slow over VPN

I'm using an VPN (with OpenVPN) to keep access between my home and work computers, and today I tried to ssh-forward an app which is GUI-only, and I found this to be terribly slow. I've used SSH X11 forwarding before, and it indeed has latency, but…
Roberto Santalla
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6
votes
1 answer

X11 Forwarding works on Windows with Xming and Putty, but not with ssh command line

I have a micro Amazon instance the I want to use for testing and everything is going fine until the title. If I set up all the info in PuTTy, open it up and run 'xclock', all runs perfectly and it opens on Xming on my local desktop. If, however, I…
seaders
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6
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3 answers

SSH - How to turn on X forwarding on normal connection

I know I can connect to a host and use window apps via running ssh -X . But what if I'm already connected via normal ssh e.g., ssh . Is there a way to turn X forwarding on without having to reconnect?
Greg_the_Ant
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6
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4 answers

Will a remote X-Windows session run faster if I install a better video card in the remote server?

I don't know much about X-Windows. Sometimes I run a remote X-windows session to an HP DL380 host from my MacBook Pro on the same LAN. I'm using X11 forwarding with the ssh -X option. The X-Windows performance is kind of slow. How can I speed this…
Nathan Farrington
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6
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3 answers

Setting up xpra for client use in OS X

I've been trying to get xpra to run on OS X for the last few days to connect to my Ubuntu server. Note that there's a GUI for it called shifter, but that (at least on OS X) is still far too buggy. For those who don't know what xpra is, if you know…
Jonathan
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4
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1 answer

How to properly setup X forwarding on (Ubuntu) linux?

From my desktop, I can get to my wife's machine on the lan using: ssh -X user@1.2.3.4. Both systems are running the desktop flavour of Ubuntu 9.10-64bit. But here is the problem: When I try to run X apps like gedit, it fails with the following…
Stéphane
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4
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1 answer

How (not) to setup lightweight WM for occasional server management?

I'm working with our admin team to firm up all the requirements of the dev team before creating some system images. One of the things we ended up needing is a lightweight GUI setup. Knowing that the overhead should not really exist on servers, we'd…
That Realtor Programmer Guy
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