To register your license, you need the license file that Symantec provides you. Place this file on the computer from which you access the Control Center. Each time you add a Scanner, you must confirm your licenses or register again. However, you can use the same license file for each Scanner.
For your Scanners, ensure that your network is configured to permit outbound connections to Symantec on port 443. Symantec Messaging Gateway communicates with Symantec Security Response over a secure connection for product registration and ongoing operations.
If you are performing the initial setup of your appliance, these steps appear in the setup wizard after the appliance restarts.