Tagged Questions

X11-forwarding over ssh is when a user logs in securely to a remote machine, starts X applications on that machine, and is able to view that remote desktop on his local screen.

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2
votes
1answer
835 views

After install Google Chrome in EC2 won't open from Ubuntu Server 14.04 LTS (HVM) command line [duplicate]

I have installed Google Chrome with following command line: $ wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | sudo apt-key add - $ sudo sh -c 'echo "deb ...
0
votes
0answers
14 views

Where does xhost (or related X11 services) store access denied logs

Every time I setup a new computer for remote access I have problems getting it added to the xhost access list. I eventually get each system added. It would save a lot of time if I could locate the ...
1
vote
1answer
33 views

How can I override the title of an X11 window running across an SSH tunnel?

I am SSH'ing into a server which has a copy of Firefox installed on it that I need to run. I can SSH in and run Firefox, and it will run remotely as expected. However, I need to frequently have two ...
2
votes
2answers
253 views

X11 forwarding in SSH

How to run X11 GUI applications from a remote server using SSH? For example: my first desktop 192.168.1.1 my second desktop IP 192.168.1.12 I 'm sshing from my first desktop to the second and i ...
0
votes
0answers
59 views

avatar_cache_open_cb: Operation not supported

When I run gitg via ssh with X11 forwarding, each time I click one of the commits the following warning appears on my screen: ** (gitg:25283): WARNING **: avatar_cache_open_cb: Operation not ...
5
votes
1answer
5k views

Couldn't connect to accessibility bus

When using ssh with X11 forwarding, I am getting various errors and warnings when running gui applications. As an example, any time I am running gitg, I get the following warning: ** (gitg:15904): ...
2
votes
1answer
109 views

X11 Forwarding to OSX [closed]

I've successfully installed and enabled X11 forwarding.. according to these instructions. http://forrestbao.blogspot.com/2008/01/connecting-your-remote-linux-desktop.html I first tried to connect ...
3
votes
1answer
421 views

Ubuntu SSH X11 Forwarded Client Very Slow

Running SSH X forwarded session from my Ubuntu 12LTS client to a SLES server results in very slow(seconds per mouse click) GUI app(on the server) performance. Using a windows client from the same LAN ...
0
votes
0answers
98 views

ssh X11 forwarding dual monitor

Is there a way to start up ssh X11 forwarding on a different monitor? Namely, if I start up the desktop environment with X11, and forward it to the local machine, can I send it to a different monitor ...
0
votes
1answer
2k views

Remote Ubuntu 12.04 desktop cannot display X on local laptop

I have an Ubuntu 13.04 laptop and an Ubuntu 12.04 desktop. I want to be able to open and see images, windows, and pdf files that are located on the desktop via remote access from my laptop. When I ...
0
votes
1answer
158 views

How to allow terminal executed apps to draw on phone display that runs on ubuntu touch

Using apt-get i've found serval well-known and handy applications, but unofortunately i cannot execute them neither via phone terminal application or trough ssh. I found also that there is no DISPLAY ...
1
vote
1answer
186 views

Is there a tool like XMing to manage X11 forwarded applications?

Sorry the title is not quite clear. With X11 forwarding, I could run application on the remote server but see it on the local client. Normally I do this by: local$ ssh -X remote_server remote$ ...
3
votes
1answer
2k views

How to start a new Xsession for SSH forwarding?

I want to forward an Xsession over ssh to another system, but I get this error: Fatal server error: Server is already active for display 0 If this server is no longer running, remove ...
6
votes
3answers
3k views

Cannot use gedit on multiple remote machines using ssh

After setting up the last of my 5 remote machines, I decided to test that the network was working well by connecting to each and opening gedit. To my dismay, when I tried to open gedit on the second ...
1
vote
1answer
2k views

X11 forwarding via “ssh -X username@hostname” is slow, but fast using “nxclient”

As mentioned, when I do X11 forwarding using basic ssh -X username@hostname it's quite sluggish. But interestingly, when I use nxclient, it's significantly faster. I'd rather use ssh instead of ...
0
votes
1answer
2k views

New remote X session with x11vnc [duplicate]

I like to know how, if possible to remotely log into a brand new X session using a tunneled x11vnc e.g., after reboot? I've just recently upgraded ubuntu 13.04 and have only managed remote desktop vnc ...
0
votes
1answer
1k views

X forwarding from Ubuntu Server Ed to Windows 7

The Goal: I would like to open a program from my ubuntu server in my windows 7 desktop. Steps Taken: Putty > SSH > X11 check 'enable port forwarding' I have started VNC Viewer in listening mode ...
2
votes
0answers
132 views

How can I let somone over ssh have access to pulseaudio?

I recently had a really good post here where I was able to figure out how to setup virtualgl and use it with X11 forwarding in ssh. I am using it to make a kind of multiseat setup. I only have one ...
2
votes
0answers
845 views

Unable to fork: Cannot allocate memory

frequently getting 'fork: Cannot allocate memory' when running commands over ssh. I have 64Gb of RAM and usually 1~2Gb free. swap is more than 8gb free Ubuntu version:"Ubuntu 12.04.2 LTS" Desktop ...
1
vote
1answer
470 views

How do I configure matplotlib to work on EC2?

We are trying to set up a virtual development / research cloud environment for our students. Students need to be able to log-in, launch python IDE, and plot some graphs for their homework. We are ...
0
votes
1answer
79 views

Is it possible to have the remote host name appear in X11 windows?

I found that running applications over X11 from remote virtual machines give a lot better performance than VNC or Spice. However, it can get confusing when you have a bunch of windows open on your ...
-1
votes
2answers
941 views

exporting X11 over ssh

I have a server sitting in a remote lab where I have installed openstack.I want to be able to access the xwindows on that machine so as to be able to use the http interface. I am running Ubuntu 11.04 ...
2
votes
1answer
4k views

Xming Alternative for ubuntu

I have a ubuntu machine that can be accessed remotely using putty. I run xming in the windows and Enabled X11 forwarding in putty. So if i start wireshark in the putty, i get the display in my ...
1
vote
1answer
2k views

X11-Forwarding ubuntu server

I'm trying to enable X11 forwarding from my headless ubuntu server (12.10) to regular ubuntu to forward virt-manager so I can install windows kvm machines. The problem is when I try to open an X ...
2
votes
2answers
3k views

using x11 forwarding with ssh and vnc?

I am working on a remote cluster via ssh with the -X option, because I need to visualize data and graphs, over a vpn protocol. Sometime due to the instability of the internet connection I lose my ...
2
votes
2answers
4k views

Error setting kb layout with `setxkbmap`

I have x11-forwarding set up from an ubuntu 12.04 vm to my (windows) laptop. It works, but when I type in the forwarded applications, it is using the qwerty layout and I would like it to use colemak. ...
4
votes
1answer
1k views

How do I X forward a Windows application to a Linux system using ssh?

Ok, so if I have two Linux Machines (A and B) and I have a program on one, and want to run it on be I do: user@LinuxA:~$ ssh -X LinuxB user@LinuxB:~$ programName (Displays on LinuxA machine) Ok ...
3
votes
4answers
11k views

“Can't open display” even after access with xhost

I'm trying to run a graphical program remotely, without using ssh. I've set the display variable on the server (let's say server.com, Linux, not ubuntu, and no su rights) to point to my workstation ...
1
vote
3answers
4k views

SSH to open GUI on target machine?

I know -X -Y options in ssh for X11 forwarding.But these options open the gui apps on my pc.But I want to open a gui application "exactly" on target machine. So please help me with this. I tried this ...
0
votes
1answer
439 views

GUI application on (from ?) a server without X11

Is it possible to run a GUI application (firefox / xterm / GNU plot) on an Ubuntu server (The server does not have X11 installed) over an SSH with X11 forwarding (The client has X11 installed)? I am ...
0
votes
1answer
77 views

Loop function in /bin/x11

There is a quest about /bin/x11/ in Ubuntu 11.10. X11 generate a loop, while a second X11 map is also in it, but it is not possible to delete or change the inbound X11 map within X11. With regards ...
7
votes
3answers
8k views

X11 forwarding broken

I cant for the life of me get x11forwarding to work. I did everything 'by the book'... Both client and server is running ubuntu 11.04. Both have ssh, vnc, x11 and FW ports open /etc/ssh/ssh_config ...
4
votes
1answer
5k views

SSH X11-Forwarding gnome-session/lightdm-session

Client: Ubuntu 11.10 64-Bit Server: VirtualBox Ubuntu 11.10 64-Bit I would like to start a gnome-session/lightdm-session, but it doesn't work. Even though I'm able to start single programs like ...
4
votes
2answers
6k views

“can't open display” weirdness over ssh

Some time back, (maybe a year?), my environment was working correctly. But some time in the last year or so I started getting "can't open display" errors. It's weird because I can ssh into the ...
46
votes
2answers
31k views

What is the difference between `ssh -Y` (trusted X11 forwarding) and `ssh -X` (untrusted X11 forwarding)?

What is the difference between ssh -Y (trusted X11 forwarding) and ssh -X (untrusted X11 forwarding)? As far as I have understood it, it has something to do with security, but I did not grasp the ...
11
votes
2answers
3k views

Redirect existing windows via SSH and X11 forwarding?

Using ssh -X user@host I can start programs on the host and X11 forwarding allows me to see their windows on the remote machine. However, I'd like to be able to forward/redirect existing windows. How ...
0
votes
2answers
2k views

Reverse X11 forwarding

I was playing with my phone (that runs a Linux/X stack) last night and I managed to ssh into my desktop and run an application and have it show up on my phone. It was awesome. Today I'd like to sort ...