使用MVC Futures的异步控制器在.NET 3.5 SP1中的ASP.NET MVC 1中进行长轮询的服务器和连接限制

I'm trying to retro-fit a long poll ("reverse ajax", "http push") feature into an existing ASP.NET MVC 1 web application running on .NET 3.5 SP1I'm trying to retro-fit a long poll ("reverse a