Once you have upgraded to the 5.8 version or higher you will send in the hardware id from the product and will receive your new perm codes. You have a 10 day grace period with your current license.
You will find the hardware id in 5.8 or higher at Map List > Edit > Server Setting > Properties
send the hardware id's to [email protected]
You will find the hardware id for InterMapper RemoteAccess at Help > Register
send the hardware id's to [email protected]