For those subject to the whims of a dynamic IP address by their Internet Provider, please see http://externalip.codeplex.com/
This project provides an hourly call to monitor your IP address and record the IP address assigned to you.
Don't forget to click "Mark as Answer" on the post that helped you.
This credits that member, earns you a point and marks your thread as Resolved so we will all know you have been helped.