X11 is Version 11 of the X Window System, commonly used on Linux, BSD, and Unix systems to provide the lower level graphics, input, and window management API's that higher level desktops such as GNOME and KDE build upon.

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11
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How can I prevent the warning No xauth data; using fake authentication data for X11 forwarding?

Every time I initiate an ssh connection from my Mac to a Linux (Debian) I do get this warning: No xauth data; using fake authentication data for X11 forwarding. This also happens for tools that are ...
10
votes
4answers
9k views

How do you swap the caps lock to control in xfce?

I used to have the caps lock and control swapped in GNOME, but when I upgraded to Ubuntu 9.04 I also changed my desktop environment to Xfce. I have the following line in my xorg.conf: Option ...
10
votes
6answers
19k views

How to enable SSH X11 forwarding through additional server?

I have hosts A,B and C. From host A I can access through ssh only B. From B I can access C. I want to be able to run X11 programs on C and forward display to A. I tried this: A$ ssh -X B B$ ssh -X ...
8
votes
4answers
18k views

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 ...
7
votes
2answers
5k views

How to configure D-Bus and SSH X-Forwarding to prevent SSH from hanging on exit?

I am attempting to run various Gnome applications via X11 Forwarding and SSH. Some applications will cause the 'dbus-launch' application to be spawned first. The problem is that dbus-launch doesn't ...
6
votes
4answers
3k views

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, ...
6
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2answers
4k views

SSH-forwarded X11 display from Linux to Mac lost after some time

I have a new and vexing problem with ssh forwarding my X11 connection when logging in from a Mac (10.7.2) to Linux (Ubuntu 8.04). I have no trouble using ssh -X to log in to the remote machine and ...
5
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5answers
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NX Server lower-case d minimizes from OS X Client?

I've installed NX Server on Ubuntu Maverick Meerkat (10.10) using the instructions found here: https://help.ubuntu.com/community/FreeNX I have a problem using the default NX Client for OS X (10.6) ...
5
votes
3answers
228 views

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 <host>. But what if I'm already connected via normal ssh e.g., ssh <host>. Is there a way to turn X forwarding on ...
5
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4answers
7k views

Sharing a linux desktop server for multiple users: remote desktop or virtualization?

We are a small web software company (~ 10 people). At present, every dev works on his local machine (some windows, some ubuntu) using a local apache. We have a samba share for shared files and central ...
4
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3answers
7k views

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?
4
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4answers
8k views

Karmic Koala (Ubuntu): enable remote x clients through TCP

It seems every version of Ubuntu has a different way to enable remote connections to the local X server. I'm asking this question, while I do my own research: how can I enable the X server listening ...
4
votes
1answer
5k views

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 ...
4
votes
2answers
3k views

How do I install a font in Linux so that it's usable by xterm?

I came across a question today asking for good Linux xterm fonts, and an answer suggests one called Terminus. I've been looking for a new terminal font for a while now, so I downloaded it (BTW, I'm ...
3
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3answers
3k views

How to get a remote desktop / X11 with ubuntu 10.04 LTS from mac os x?

I am running Snow Leopard OS X 10.6 and I have X11 installed. I also have ubuntu 10.04 LTS running on a remote machine. I have root privileges. So far I haven't really installed anything besides the ...
3
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2answers
22k views

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. ...
3
votes
2answers
2k views

How do I start a X-application on remote server over ssh?

I need to start a X program on a remote server over ssh. The program should use the remote X-server (no x-forwarding required). What's the proper way to do this?
3
votes
1answer
2k views

How can I completely remove X-Windows from Fedora?

A while ago I installed my first Linux server using Fedora 10. I then upgraded to Fedora 11 and realized that I never use X-Windows on the machine, and during each update downloading a huge amount of ...
3
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5answers
5k views

X11 forwarding from OSX to Linux

I've done some searching and found that it seems to be possible to forward X11 apps to a mac machine over ssh (i.e. ssh-ing into a linux box and launching an X11 app and having it show up on the mac's ...
3
votes
1answer
1k views

How do I get one monitor in landscape and one monitor in portrait mode on Ubuntu 9.04?

I'm running Ubuntu 9.04 (Jaunty), and I have a nVidia 8600GTS graphics card. I'm trying to get one monitor to work in portrait mode, and the other one in landscape mode. I know how to do this under ...
3
votes
4answers
6k views

Starting x11vnc remotely when X server is already running

I have a ubuntu linux machine that I have already logged into and X server is running (it is pass the login manager like gdm). I can access this machine through ssh. My goal is to start x11vnc on this ...
3
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3answers
3k views

Allow X Client Display through TCP on Lucid

On Karmic, to allow other PCs to open and X-Window on a station, one had to edit /etc/gdm.conf and change DisallowTCP to false. That file no longer exists on Lucid. I tried changing an entry in ...
3
votes
1answer
3k views

How to find out the currently active linux virtual terminal while connected via ssh?

The situation is as follows. I have a multiuser desktop machine with Debian Linux 6.0 and an ATI videocard with one monitor connected. I have root access to it. There can be several KDE sessions ...
3
votes
1answer
926 views

Xmingrc Configuration

With this config file silentexit Styles { emacs maximize } I'm getting the following error ... Release: 6.9.0.31 ... D:\programs\Xming\Xming.exe :0 -clipboard -multiwindow ...
3
votes
1answer
309 views

Can I spy on an X-session if I am logged in as root?

If I were logged into a remote machine as root with ssh -X, how would I go about viewing a particular X11 session that another logged in user was using? (that includes solutions such as remotely ...
3
votes
2answers
2k views

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. ...
3
votes
4answers
989 views

Where can I get good X11 terminal fonts?

I've always had a hard time finding fonts that look good in, say, an xterm. The standard "fixed" font (i.e., the one you get by running "xterm -font fixed") is excellent, as is "10x20". Now I'm ...
2
votes
3answers
2k views

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 ...
2
votes
2answers
4k views

Getting Xvfb to start upon booting system in Ubuntu Maverick

I'm trying to get Xvfb to run when the system starts up on Ubuntu 10.10 (Maverick), but it's not working. In /etc/rc.local, I have the following: /root/start_xvfb.sh >> ...
2
votes
3answers
470 views

How do I programmatically test if it's possible to connect to the X server specified in $DISPLAY

This is a bit of a middle-ground between programming and server-admin, but this seems ultimately the most relevant place for it. I'm looking for a way to determine if the variable '$DISPLAY' is ...
2
votes
1answer
777 views

Bind Xvfb on localhost rather than *

I am using Xvfb to run an a wine background application that needs a valid display. It appears that it binds to *:x11. For security reasons I would like to avoid opening any unnecessary ports. Is ...
2
votes
2answers
2k views

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 ...
2
votes
1answer
781 views

x11vnc through SSH tunnel - sudo: no tty present and no askpass program specified

I'm trying to setup a one-time SSH tunnel which instantiates x11vnc on a logged-in display. ssh -f -t -L 5900:localhost:5900 user@10.1.10.1 'sudo /usr/bin/x11vnc -safer -once -nopw -display :0 -auth ...
2
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2answers
2k views

Which is the best way, if possible, to maintain a remote X session that survives network outages, reboots etc

Even since I read the chapter about X in Unix Haters handbook I still thought that X was one of the things that make unix superior to Windows, since it makes it "possible" to work on machines remotely ...
2
votes
2answers
1k views

How can I close a port that appears to be orphaned by Xvfb?

I'm running Xvfb on a FC8 Amazon EC2 image. On occasion Xvfb will crash (unable at the moment to find out the reason for the crash), and after crashing the TCP port will appear to be orphaned. I'm ...
2
votes
1answer
119 views

Disable ctrl+alt+f in X runtime

How do I disable ctrl+alt+f* shortcut that switches me between terminals? I would like to do that one time as I have an application that uses such shortcuts internally in Linux. I want to avoid ...
2
votes
1answer
3k views

xf86OpenConsole: Cannot open /dev/tty0 (No such file or directory) [closed]

root@mazgalici:~# startx X.Org X Server 1.7.6 Release Date: 2010-03-17 X Protocol Version 11, Revision 0 Build Operating System: Linux 2.6.24-28-server i686 Ubuntu Current Operating System: Linux ...
2
votes
2answers
769 views

X11 for apache user

We are using inkscape to convert SVG images uploaded to our server via a web form. For this inkscape offers a batch mode via the -z option, but this batch mode has a flaw: When inkscape is run by the ...
2
votes
2answers
576 views

Is it possible to run X on a ESX Service Console?

Ok, we all know (or should know) the ESX Service Console isn't actually a Linux system, but a custom Linux distribution running inside the ESX hypervisor, in order to allow its management. Yet, ...
2
votes
1answer
9k views

Install x windows on Centos not working

I'm trying to install x-windows on a remote CentOS 5.3 box. Here's what I did so far: $ yum groupinstall "X Window System" "GNOME Desktop Environment" $ echo PATH=$PATH:/etc/X11 $ xinit I had no ...
2
votes
1answer
2k views

How do you configure X11 forwarding over SSH on AIX?

Here is what I've tried. I've edited /etc/ssh/sshd_config on the remote AIX system X11Forwarding yes X11DisplayOffset 10 X11UseLocalhost yes as well as set $DISPLAY DISPLAY=localhost:10.0 export ...
2
votes
1answer
135 views

linux ssh -X graphical applications will not start when system load is high

So I am using ssh -X to access a server. I am at a Xubuntu desktop accessing a Ubuntu server that is in the next room. Usually everything works fine, but when the system load gets high, any graphical ...
2
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3answers
2k views

Sporadic '.Xauthority not writable, changes will be ignored' going from OSX -> Linux

Every now and then when users SSH from their OS X (Snow Leopard) workstation to one of our Linux hosts they receive the message: /usr/bin/xauth: ~/.Xauthority not writable, changes will be ignored ...
1
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2answers
3k views

X over SSH to Ubuntu server

I'm trying to run X remotely from an Ubuntu server. I've installed gedit on the remote machine, and tried: adam@laptop $ ssh -X adam@myserver adam@myserver $ gedit cannot open display: Run 'gedit ...
1
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3answers
320 views

Unable to install X11 server on RHEL6

I am tring to install X11 server on a RHEL6 server yum groupinstall "X Window System" "Desktop" "Fonts" but I am getting the following error: Error Downloading Packages: ...
1
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4answers
3k views

X11 from ssh on Mac OSX to Linux server doesn't work — Gtk-WARNING **: cannot open display

I installed a program wireshark on my remote linux box and I'm trying to run it with X11 from my mac computer using SSH. Here's my terminal... macosx$ echo $DISPLAY /tmp/launch-f4w6k6/:0 macosx$ ssh ...
1
vote
3answers
204 views

X server for Windows [closed]

I'm looking to run Cygwin xterm on my machine. For this I need an X server, which one would you recommend? It's important that it won't leak memory too much, and that it would be fast enough to allow ...
1
vote
3answers
202 views

live Boot any linux distro to console

Is there any .iso linux image distro that boots into console and not into x? I just want to run some simple linux commands like ethtool alternatively, I would like any boot cd that let me test the ...
1
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2answers
1k views

How to configure RHEL so users can access an app GUI remotely

I have an application installed in my RHEL6 box that has a GUI (AppGui.sh). My problem is that a few non-tech users would like to access this GUI remotely. I've tried several guides over the internet ...
1
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1answer
89 views

Do I need X + gnome?

I'm trying to reduce the size of a few solaris installations I have. These are headless T1000 machines running solaris 10. Serving as oracle, apache and jboss servers, is there really any reason to ...