Before you had to connect a Digi ConnectPort or any other form of XBee/ Ethernet combination to feed data through your XBee(s) into the internet. Now you just connect the XBee on a USB adaptor to your PC and run the XBee Internet Gateway software.
Carefully read the installation instructions, because your XBee firmware needs some special settings to connect to XIG. After this it should look like this:
|XIG Windows software displayed in browser|