Based on my experiance with installing Lync 2013 you have to select a whole lot of features in IIS. I rarely like to just select all features in IIS as this is prone to making your server less secure. So I used this script; $features = (‘Web-Default-Doc’, ‘Web-Dir-Browsing’, ‘Web-Http-Errors’, ‘Web-Static-Content’, ‘Web-Http-Logging’, ‘Web-Log-Libraries’, ‘Web-Http-Tracing’, ‘Web-Stat-Compression’, ‘Web-Dyn-Compression’, […]