The Computer Science department license's X-Win32 for use on department machines.
X-Win32 is an X11R6 compatible X Windows client for Windows 95, 98, ME, NT4.0, 2000 and Windows XP.
It supports multiple login mechanisims and can be combined with a Windows SSH
client to support secure X11 sessions.
1. Download X-Win32 from here.
2. Contact CRF for a license key (CS affiliates only)
3. Run X-Win32.
3. You will be presented with the license dialog when you first run X-Win32.
-- Select "Floating". On the next dialog type the license key in
the box and select "next" then "finish" to activate the program.
4. Go to X-Win32 configuration, in the Security Tab.
5. Click on "Add" and type: 127.0.0.1
6. Check "Access Control"
Now access control is enabled, which means nobody can
connect to your X server without yoru permission.
Note: This copy of X-Win32 is restricted to the CS Department network
and will not work elsewhere.
Note: We recommend using Xming, which is a X Windows System Server for Windows. You can check for more details and download it from here.
We provide instructions on how to use X-win32 with Putty or X-win32 with StarNetSSH. If you get an error using X-win32 with Putty, please follow the instruction below to use X-win32 with StarNetSSH.
X-win32 with Putty
- Run X-Win32 on your PC (All Programs -> X-Win32 8.0 -> X-Win32)
- If you haven't already, download putty from here
- Run putty
- In putty, type: compute.cs.columbia.edu
in the "Host Name" field.
- Click on "Connection" -> "SSH" -> "Tunnels"
- Check the box for "Enable X11 forwarding"
- Go back to "Session"
- Type: CS Compute Cluster into "Saved Sessions"
- Click "Save" to save it for subsequent use.
- Click: "Open" button. A new window should appear.
- Type in your username and password to log in
- Once you are logged into cluster, type: "xterm&" and you should see the Xterm window open. (Sometimes the Xterm window opens in the behind all the other windows.)
- Any X GUI program such as Matlab or Mathematica will open a new window if you run it from the command line.
X-win32 with StarNetSSH
StarNetSSH will solve the remote connection problem as shown below.
Xlib: connection to "localhost:12.0" refused by server
Xlib: Can not connect to a host on a restricted network
- Select Star->All Programs->Xwin32->X-Config->Manual->StarNetSSH
- Fill in the information as below:
Session Name: CLIC (or any name of your choice)
Host: clic.cs.columbia.edu (or any CS host name you want to connect to)
Login: CS Unix account login
Password: CS Unix account password
- Save your seesion and make a short cut for your desktop
- Click on the save icon on the desktop to get the first Xterm window