NCS Cirrus LT User Manual page 60

Server URL
In order to connect to a VPN Server, type in its URL or IP Address in the
Server URL field (as shown below), then click the Connect button. For conve-
nience, once a VPN server address is entered it will remain in this field until
changed. Only one VPN server can be stored at this time.
Realm/Group
Once a VPN connection is made, the Cirrus LT will poll the VPN server for
any stored realms or groups.
60 Cirrus LT User Manual v2.3 - Chapter 4