Watchguard Firebox X1000 Reference Manual page 181

NT Server tab
Reference Guide
Groups
A list of Firebox user groups. Groups enable you to configure
services for multiple users at the same time. Two Firebox user
groups used for remote user virtual private networking are
automatically added to the basic configuration file: ipsec_users
and ruvpn_users.
Add
Click to open the Add Firebox Group dialog box.
Remove
Click to remove the selected item from the list above.
Host Name
Enter the host name for the Windows NT Server.
Policy Manager
169