Configuring Windows 2012 r2 IIS ARR
IIS (ARR) Application Request Routing requirements
Windows Server 2008
Windows 2008 R2
Windows Server 2012 OR Windows Server 2012 R2
You will need two NIC cards for IIS ARR one is for external traffic with default gateway to get traffic from internet
Note – Do not join Server proxy server (IIS ARR) to your domain
Reverse Proxy you can use for Microsoft Lync & Exchange (and others) Fortunately there’s a free option with Windows IIS Application Request Routing
Download Links:
Web Platform Installer: http://www.microsoft.com/web/gallery/install.aspx?appid=ARRv3_0
Installer Package: http://www.microsoft.com/en-us/download/details.aspx?id=39715
redmor: http://www.yshvili.com/exchange-2013/286-reverse-proxy-for-exchange-server-2013-using-iis-arr