When using single signon with Microsoft Internet Information Services (IIS), anonymous access must be enabled for portal users to access Cognos 8 Go! Office documents that are based on PowerPlay reports.
If necessary, a second PowerPlay gateway can be used to provide anonymous access for Cognos 8 Go! Office. For more information, see the topic about specifying gateway mappings in the Administration and Security Guide.
On each computer where Content Manager is installed, start Cognos Configuration.
In the Explorer window, under Security, Authentication, click Cognos.
In the Properties window, click the box next to the Allow anonymous access property and then click True.
From the File menu, click Save.