Fortinet FortiGate 1U Quick Start Manual page 213

The FortiGate unit performs the host check.
After the check is complete, the portal
appears.
Select the bookmark Remote Desktop link
to begin an RDP session.
Go to VPN > Monitor > SSL-VPN to verify
the list of SSL users. The Web Application
description indicates that the user is using
web mode.
Providing remote users with access using SSL VPN 193