PLANET MH-2300 - Manual (Page 103)

Gigabit Multi-Homing VPN Security Gateway
MH-2300
103
Step 1. Go to Start > Programs > Administrative Tools > Server Manager.
Next, in the Server Manager tree panel, expand Roles to check the
availability of Network Policy Server (appeared as an installed role
service on the right panel, if not installed, click
Add Role Services to
install it.).
Selecting the Server Manager on the Start Menu