There are several steps that you need to take in order to enable anonymous access.  Below are the steps taken from Microsoft TechNet. Enable anonymous access for a zone of a Web application From Administrative Tools, open the SharePoint Central Administration Web site application. On the Central Administration home page, click Application Management. On the [...]

I used a tool by Steven Van de Craen called FaultyFeatureTool to compare the features that were enabled on two different sites. It’s not the original purpose of this tool but it came in very handy. You can also remove the feature using the application or STSADM. STSADM -o deactivatefeature -id <FEATUREID>-url http://localhost -force

When trying to enable the Office SharePoint Server Publishing Infrastructure feature we were getting an “Access Denied” error.  The error in the application event log was: Event Type:    Error Event Source:    Office SharePoint Server Event Category:    Publishing Provisioning Event ID:    4965 Date:        5/13/2009 Time:        10:16:31 AM User:        N/A Computer:    SERVERNAME Description: Event log message was: [...]