The Meeting Content Viewer tool is an administrative tool you can use to convert Lync Server 2010 web conferencing (meeting) content, such as whiteboard and poll files saved in the file store by Lync Server 2010, from its binary format into a viewable format.

The documentation for this tool can be found here: http://www.microsoft.com/en-us/download/details.aspx?id=30136

And in it there is a link for the tool http://www.microsoft.com/en-us/download/details.aspx?id=30144&WT.mc_id=rss_office_allproducts