This tool asks for MAC, activation code and System-ID of your NSLU2 and System-ID of your x86/SheevaPlug platform. A MAC must have form "xx:xx:xx:xx:xx:xx" where "xx" stands for a two digit hex number. You will find System-IDs on the "System Information" page of your Meteohub. If you don't find a System-ID for your NSLU2, please update the NSLU2 to Meteohub 2.8b or newer, first. Activation code can be found on "Maintenance" page of Meteohub.
For security reasons each transfer of an activation code will by logged by an email to "firstname.lastname@example.org" including time and IP address of the request.