FortiDDoS
FortiDDoS protects from both known and zero day attacks with very low latency. It’s easy to deploy and manage, and includes comprehensive reporting and analysis tools.
arleniscg
Staff
Staff
Article Id 330855
Description This article describes and demonstrates which command to run when troubleshooting license issues showing as expired after upgrades or renewal or showing a trial license on FortiDDoS.
Scope FortiDDoS.
Solution
  1. Validate FortiDDoS both mgmt interfaces can reach FortiGuard services. For more details see the following document:  7.0.1 FortiGuard.

    config system interface
        edit mgmtx    <--- required to reach FortiGuard services.
            set ip x.x.x.x/24
            set allowaccess https ping ssh snmp http 

  2. After mgmt can reach FortiGuard services: 
    1. Go to System -> FortiGuard. Under 'Schedule' uncheck 'Override Server'.
    2. Open SSH to FortiDDoS and run:

      exec fortiguard-database_update

    3. Then validate the system status.
      CLI: get system status
      GUI: System -> FortiGuard.