![]() ![]() If this works, you should then be able to run X applications in the remote session and have them display their windows on your PC.įor more options relating to X11 forwarding, see section 4.25. Then click the Enable X11 forwarding checkbox. If the remote system is Unix or Unix-like, you should also be able to see that the DISPLAY environment variable has been set to point at display 10 or above on the SSH server machine itself: Putty opening window Choose X11, which is located under Connection and then SSH on the left hand side. First, setup the connection info in Host Name (or use IP) field and select. To check that X forwarding has been successfully negotiated during connection startup, you can check the PuTTY Event Log (see section 3.1.3.1). Open up the command putty.exe by double-click it. ![]() I can run X11 apps only as long as I have an active PuTTY session in parallel. I also tried adding ForwardX11 yes to my local. I used this command line to connect: ssh -R 6000:localhost:6000 pi10.0.0.22. Most modern SSH client software support this option (for example, Cygwin, TeraTerm, PuTTY, Unix, and Linux). Now you should be able to log in to the SSH server as normal. Apparently, X11 requires more than just forwarding the remote port 6000 to the PC, but I have no idea what. The SSH protocol has the ability to securely forward X Window System graphical applications over your encrypted SSH connection, so that you can run an application on the SSH server machine and have it put its windows up on your local machine without sending any X network traffic in the clear. The following command activates SSH X11 Forwarding automatically: yourlocalsystem ssh hostname. The ‘X display location’ box is blank by default, which means that PuTTY will try to use a sensible default such as :0, which is the usual display location where your X server will be installed. ![]() You should then tick the ‘Enable X11 forwarding’ box in the X11 panel (see section 4.25) before starting your SSH session. This will probably install itself as display number 0 on your local machine if it doesn't, the manual for the X server should tell you what it does do. To save these settings, go back to the original screen by clicking on the Session item on the left. Choose X11, which is located under Connection and then SSH on the left hand side. Save session and Connect: Select the Session category, and click on Save. In order to use this feature, you will need an X display server for your Windows machine, such as Cygwin/X, X-Win32, or Exceed. Open PuTTY and enter the name of a DECS compute server for the host name. Enable X11: Click on the plus of the SSH category, select X11, and check Enable X11 forwarding. The SSH protocol has the ability to securely forward X Window System graphical applications over your encrypted SSH connection, so that you can run an application on the SSH server machine and have it put its windows up on your local machine without sending any X network traffic in the clear. Previous page next page 3.4 Using X11 forwarding in SSH ![]()
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