This module allows for a usefull connection between node content on your site and forum discussions about that content.
For each selected node type, the module provides a Discuss This! link that auto-generates a forum topic or links to the existing one to allow users to discuss the story within the forums instead of in place comments. This forum discussion can also be displayed at the bottom of the article so are comments. One or both threads can be maintained in the article : discussion and comments.
Read the Detailed documentation for more information on all the available features.