change the IP of your system

• Click start-run-cmd or command
• Type "ipconfig /release" and press "enter"
• Type "exit" and leave the prompt
• Right-click on "Network Places" or "My Network Places" on your desktop.
• Click on "properties"
• You should now be on a screen with something titled "Local Area Connection",
• Right click on "Local Area Connection" and click "properties"
• Double-click on the "Internet Protocol (TCP/IP) " from the list under the "General" tab
• Click on "Use the following IP address" under the "General" tab
• Create an IP address (put any ip there like 1.2.3.4 it doesn't matter what you give there , this is only to tell you how to change your "IP" .
• Press "Tab" and it should automatically fill in the "Subnet Mask" section with default numbers.
• Hit the "Ok" button here
• Hit the "Ok" button again
• You should now be back to the "Local Area Connection" screen.
• Right-click back on "Local Area Connection" and go to properties again.
• Go back to the "TCP/IP" settings
• This time, select "Obtain an IP address automatically"
• Hit "Ok"
• Hit "Ok" again
• You now have a new IP address