ASP. NET MVC Implementation Https://github.com/stefanprodan/MvcThrottle
ASP. NET WEBAPI Implementation Https://github.com/stefanprodan/WebApiThrottle
Refer:
Throttling ASP. NET Web API calls
Http://blog.maartenballiauw.be/post/2013/05/28/Throttling-ASPNET-Web-API-calls.aspx
Attribute-based rate limiting with Webapithrottler
http://www.stefanprodan.com/2014/05/attribute-based-rate-limiting-with-webapithrottler/
Introducing ASP. NET Web API Throttling Handler
http://www.stefanprodan.com/2013/12/asp-net-web-api-throttling-handler/
Flow adjustment and current limiting technology
Http://www.cnblogs.com/shanyou/p/4280546.html
Controlling the ASP. NET Web API Call frequency
Http://www.cnblogs.com/shanyou/p/3194802.html
Webapithrottle Limit Flow Framework user manual
Http://www.cnblogs.com/mushroom/p/4659200.html
Controlling the frequency and current limit of ASP. NET Web API calls