In this video I talk about the duplicate content and url structure issues with DNN. These issues can both be fixed with the Ifinity URL Master module.
Get the full blog post with links and more at http://www.5stonesmedia.com/blog/seo-for-dotnetnuke-duplicate-content-and-url-structure
In part one of this video series I talked about SEO basics for DotNetNuke. I cover title tags, meta descriptions and canonical urls.
In part 3 I will talk about the blog module.