Login to the Portal Server administration console as administrator (amadmin).
Click the Portals tab.
Click the portal-ID in the Portals list.
Select siroeauthless [User] in the Select DN list.
If the user does not exist in the Select DN list, then click Add DNs to add the user to the list.
Click Manage Containers and Channels to setup the Anonymous Portal’s Containers and Channels.
Restart the web container for the changes to take affect