Changing IP address

Hi ,,, i just come across this forum and i make it a must to be pay a visit here everyday and through it am learning a lots of things which am sure i will be able to share later...
So i have a prob with my pc when i try to change my Ip address in the dos command using ipconfig command i got a message on my screen

Windows IP Configuration

Adapter Internet ADSL is not enabled for Dhcp.

Can anyone help me plz

Thanks
Lutchumaya

Can you still change it through the graphical configuration menu? start -> control panel -> network connections -> etc.