EC2 GUI

Steps--

1. Connect ssh to ec2 instance.

2. Become the super user after executing the command
   sudo -s

3. Type the following commands to install vncserver: 

 sudo apt-get install ubuntu-desktop
 sudo apt-get install vnc4server
 sudo apt-get install gnome-panel

4. Type the command vncserver once.

5.  Remember the password you use for accessing the               vncserver. Kill vncserver by typing the command 
    vncserver-kill :1

6. Type vi .vnc/xstartup and modify the file
 #!/bin/sh
 # Uncomment the following two lines for normal          desktop:
 unset SESSION_MANAGER
 # exec /etc/X11/xinit/xinitrc
 gnome-session –session=gnome-classic &
 gnome-panel&

7. Press ESC, followed by :wq to save and exit the file

8. Type vncserver again to start vncserver.

9. Download and install tightvnc to connect remote desktop       from the following link
   http://www.tightvnc.com/download.php

10. Now run tightvnc viewer

11. Add the port no 5901 in your ec2 security group

12. Write your public ip in remote host text box and port no.
    publicIp::port

13. Your desktop in ec2 instance is ready and execute the     command vncserver after every restart.