SSE Symantec Backup Exec 2010 SSE Symantec Endpoint Protection 12.1 Small Business Edition SSE Symantec NetBackup 7 SSE+ Symantec Backup Exec 2012 SSE+ Symantec Messaging Gateway 10 SSE+ Symantec Backup Exec 3600 Appliance (mid-market) (September 2012) SSE+ Symantec System Recovery 2013