If you use the Activation Server, the recommended way to create a Serial Number is the browser based administration interface of the Activation Server. This offers several advantages
•Multiple users can create keys from different locations
•You can assign a key to a customer or a reseller
•A note can be attached to a key
•The maximum key usage can be changed
•The key is already stored and it can be changed or locked
•You can create one single key or a key list
Log into the Activation Server Administration Interface and select Keys, Create a Serial Number.
For more details change to Activation Server help