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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Shadowing with x0vncserver - No mouse pointer

I am working on a solution to shadow a user's X session in a multiuser desktop environment. If one wants to shadow a session they use my script. My script sets the proper XAUTHORITY environment ...
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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 ...
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/usr/bin/xauth: timeout in locking authority file ~/.Xauthority

I've checked the permission on my ~ and ~/.Xauthority file. They seems to be OK. I ran the xauth command under strace and I got the following $ strace xauth execve("/usr/bin/xauth", ["xauth"], [/* 53 ...
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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 ...
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2answers
2k 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 ...
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1answer
60 views

CentOS 6 - Remote GDM doesn't come up automatically

I have a bunch of systems running different subreleases of CentOS 6, at different update levels. All of these machines have been configured to allow remote graphical sessions via GDM by adding the ...
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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 ...
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42 views

GUI on Amazon Linux AMI

I have Amazon Linux AMI 2015.09 and i need to use some GUI application on it. When i tried to install desktop environment i found out that there are no any X11 packages on repos. I tried to use ...
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NX Server lower-case d minimizes from OS X Client? [closed]

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) ...
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176 views

Vagrant + VirtualBox + X11 on a headless server

I'm trying to run a VirtualBox Ubuntu VM via Vagrant on a headless server. The VM has ubuntu-desktop package installed, however when the machine boots up I can't open X applications. DISPLAY ...
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How do I view an X display on a remote host from OSX

I'm running an X server in a under xvfb in an Ubuntu 14.04 Virtualbox VM. The X display is used to run Firefox and Chrome for some Selenium tests. I want to be able to view the contents of this ...
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How to clear export DISPLAY=some ip address

I want to clear the export DISPLAY=My IP Adddress that I have given. It has botched up the x settings , now I just want it to be reset like normal. How to clear this export paramater. Simple set ...
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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 ...
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3answers
3k 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. ...
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3answers
2k views

latest openbox Yum package standalone install centos

i am trying to install openbox on centos. when i try yum install openbox i get no openbox package available nothing to do how can I install this standalone with the yum command?
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90 views

Weak points of ssh tunnel and x11 server, hack investigation

So, today I've been hacked. It's very puzzling to me how it was done, so I'm looking for experienced people to show weak points in design of my systems. I have two servers. One is VPS with ...
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787 views

Forwarding X11 with one hop without X-server installed

problem I want to run X-applications remotely on a machine C from my client A. The only way to connect to this machine is by using machine B (firewall) as a hop: A --> B --> C So far, simple ssh ...
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79 views

Using xhost, display and startx - confused

I have a client A (192.168.1.1)(vncviewer) accessing Server B (192.168.2.1) (RHEL6) to run a installer. The installation pre-requisite is to set the xhost and DISPLAY properly. Q1) Please correct me ...
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1answer
917 views

I'm trying to setup Xvfb to run an GUI app on a remote server with no display

I have a 3rd party java app that I need to run on a remote server. Unfortunately, the app is designed for the desktop and assumes a GUI is available. The thing is I would like to leave this app ...
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1answer
1k views

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

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 ...
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2answers
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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. ...
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752 views

Have GPU Passthrough working both Windows and Linux guests but libGL SDL error linux couldn't find matching glx visual NX x2go freenx

I have GPU Pass-through working with KVM qemu with both Windows 7 and CentOS guest but with Windows I can easily RDP with Remote Desktop mstsc and even run 3D accelerated apps that will make use of ...
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38 views

OpenOffice terminal with no task bars and menu

I need to connect to vnc server and see the OpenOffice writer application running without any window manager. I need OpenOffice to take up entire screen. The ideal solution would be to run the ...
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2answers
4k 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 ...
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157 views

Restrict user changing xscreensaver settings

I would like to know any solutions people came up with restricting a user from changing a system wide configuration of xscreensaver. Part of my job is managing systems which have a requirement that ...
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3answers
9k 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 ...
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7answers
1k views

Is there a visual bell in Linux that works in X?

I know there is such a thing as a visual bell in Vim that makes the whole screen flash instead of beeping. Several terminal programs also have the same feature. I'm looking for a similar type of ...
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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 ...
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3answers
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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 ...
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12k views

SSH X11 forwarding does not work. Why?

This is a debugging question. When you ask for clarification please make sure it is not already covered below. I have 4 machines: Z, A, N, and M. To get to A you have to log into Z first. To get to ...
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2answers
410 views

System missing xorg.conf

I'm having quite a bit of difficulty installing X server on a VM running Debian Wheezy. I basically am just looking to be able to SSH to the box using X11 forwarding. After installing xserver ...
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2answers
207 views

Using X11 apps on VPS server, feasible in terms of resources? [closed]

I wanted to run an idea by the experts here. I have a VPS (Debian 7.7, 1GB RAM), which is purely a web server (hosts some important stuff), no desktop installed. But there are some graphical tools I ...
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1answer
133 views

How can I start X server ons boot?

In most case I login to the server as a root and start the X server manually by calling the startx function. After the I can use X11 forwarding. However I would like to know how can I start X11 as a ...
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3answers
2k 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: ...
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3answers
231 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 ...
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2answers
388 views

Why cron job is not able to open X display connection [closed]

I have a java app rendering some sprites using LWJGL and OpenGL. It works fine until I move it to remote virtual machine with no phisical graphic card, Mesa 3d with related stuff is used to emulate it ...
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130 views

Logging in to X-Windows with advanced .profile

I have just upgraded one of my systems to Precise Pangolin (Ubuntu 12.04). (A long-overdue upgrade from Lucid. Youch!) When I try to login to X Windows, I get a ~/.xsession-errors file with these ...
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3answers
9k 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 ...
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2answers
3k views

Problem opening XWindows programs with xming and SSH Secure Shell

I've installed SSH Secure Shell and xming on my laptop running Windows 7 (64-bit). I'm having trouble starting X Windows applications from the SSH console. I've been able to do it in the past. I've ...
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3answers
481 views

Forward already-running X-window-system applications through SSH

I know that it is possible to forward the windows of an X-windows-system application to a client's desktop via SSH when you start the application in a SSH terminal session which has X-forwarding ...
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1answer
1k 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 ...
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272 views

Strip X Window System from OpenRD (Fedora core 8)

I just got myself an OpenRD Client embedded box with an old Fedora 8 on it. Runs like a charm, only problem is that the default install has X on it, which I would like to remove in order to free up ...
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7answers
4k views

What hardware thin clients are available for connecting to Linux with XDMCP (or similar)?

I'm chasing a thin client that can connect to an Ubuntu machine and utilize a modern widescreen LCD. I have used Sun Microsystems SunRay 150 thin clients for several years however the SunRay Server ...
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1answer
388 views

how to copy text from xterm based terminal to some other gui application on linux

i use uxrvt ( for those who dont know, its terminal emulator based on xterm). i know its easy to copy/paste stuff from terminal to itself is a trivial thing. it can be done by mouse left click to ...
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2answers
655 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, ...
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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 ...
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3k 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 ...
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2answers
235 views

How do I create additional X sessions to choose from on the login screen?

I'm attempting to give users a choice of customized UIs when they login. One will be a standard Gnome session. The other would be a custom UI. I'm not sure if its possible to base the custom UI off of ...
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2answers
115 views

Connecting to remote host via putty

I am getting the following error when i try to connect to a remote host. Can't connect to X11 Windows server using "0:0" as the value of the display variable. How do i get past it? Other info: I ...
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499 views

Identify mystery output on ssh login

How can I find where this dbus-launch error output is coming from? At first I thought it was related to motd but I currently have that disabled. X11Forwarding is turned off in my sshd_config as well ...