When you purchase a license, you should receive a function authorization document with an  authorization code that is printed on it. You use this code to proceed by using the automatic  activation process. If the automatic activation process fails or if you prefer using the manual activation process,  use this page to retrieve your license keys: https://www.ibm.com/storage/dsfa/storwize/selectMachine.wss Ensure that you have the following information: For instructions about how to retrieve the machine signature of a node, see 12.3.5, “Activating  the license manually” on page 643. One of the steps in the initial setup enables encryption license activation. The system asks  “ Was the encryption feature purchased for this system? ”. To activate encryption at this  stage, complete these steps: GLYPH<SM590000> Machine type (MT) GLYPH<SM590000> Serial number (S/N) GLYPH<SM590000> Machine signature GLYPH<SM590000> Authorization code 12.3.2 Starting the activation process during the initial system setup 1. Select  Yes , as shown in Figure 12-5. Figure 12-5 Encryption activation during the initial system setup 636  Implementing the IBM System Storage SAN Volume Controller with IBM Spectrum Virtualize V8.2.1