http://www.agilesharp.com/u/yanyangtian/Blog.aspx/t-196
IIS负载均衡-Application Request Route详解第二篇：创建与配置Server Farm
http://www.cnblogs.com/yanyangtian/archive/2012/03/27/2419024.html
http://blogs.technet.com/b/exchange/archive/2013/10/16/iis-arr-as-a-reverse-proxy-and-load-balancing-solution-for-o365-exchange-online-in-a-hybrid-configuration.aspx
http://codebetter.com/karlseguin/2010/01/12/asp-net-performance-part-4-cdn
http://www.360doc.com/content/09/0516/17/148909_3527724.shtml
Setting up a Reverse Proxy using IIS, URL Rewrite and ARR
http://blogs.msdn.com/b/carlosag/archive/2010/04/02/setting-up-a-reverse-proxy-using-iis-url-rewrite-and-arr.aspx