*NOTE* I am not responsible for what you do when your IP address is masked.
Firstly, IP addresses can be masked a number of ways. I will not only go into depth about IP addresses, I will also dip into Mac Address spoofing.
1) Download a VPN client -- in these screen shots I will be using Cyber Ghost virtual private networking services, the link can be found at: http://cyberghostvpn.com/
2) Navigate to the site, you'll see a page like this. Click what's high lighted below:
3) Navigate to this page: http://cyberghostvpn.com/en/product/download.html and click the download from cNet button. You'll be redirected to download.com.
4) Click the button as shown below:
5) Download the installer. Once downloaded, do as shown below:
Let the installer download the necessary files.
7) Make sure you let the installer install the driver, TAP32. Restart your PC.
8) Follow the steps below:
Click the button below, create your account and remember your information:
Masking your IP VIA proxy:
This is the easiest way to get around web blockers, banned accounts, etc.
An example site would be:http://hidemyass.com/.
You could, and may also view the proxy mega thread.
Spoofing your MAC Address:
When you're wireless cracking, hacking or wanting to circumvent an active ban that has to do with MAC Address, you can easily use this tool:
Visit here for more Click
I hope this helped. If you're banned from any java-based game, you should re-install JAVA on a new IP address. MAC Address spoofing is also relevant on Pandora to by-pass hours. [tested].