Chapter 1 What’s New for FortiOS 5.2.1 : New features in FortiOS 5.2 Patch 1 : New Join and try requests to FortiCloud for low-end models
  
New Join and try requests to FortiCloud for low-end models
These new join and try requests are for low-end models only such as: FG-30D, FWF-30D, FG-60D, FWF-60D, FG-70D, FG-80D, FG-90D, and FWF-90D.
Syntax
exec fortiguard-log join
exec fortiguard-log try <FortiCloud_id> <Password>