ZyXEL Communications USG40 User Manual page 316

Chapter 17 Web Authentication
Configure the Agent Listening Port, AD server exactly as you have done on the ZyWALL/USG.
Add the ZyWALL/USG IP address as the Gateway. Make sure the ZyWALL/USG and SSO agent are
able to communicate with each other.
Configure the Server Address, Port, Base DN, Bind DN, Login Name Attribute and Group
Membership for the AD server settings exactly as you have done on the ZyWALL/USG. Group
Membership is called Group Identifier on the ZyWALL/USG.
ZyWALL/USG Series User's Guide
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