WebSockets support in ARR:
Windows Server 2012 has added support for WebSockets in IIS 8.0. This allowed customers to deploy WebSocket applications on IIS server opening door for many interesting applications.
とうとう IIS で WebSocket が対応されました！
Many customers use ARR in conjunction with IIS for its L7 aware routing and software load balancing capabilities. Websockets require special handling by L7 proxies and that’s why ARRv2.5 is not capable of routing WebSocket requests.
We have added WebSocket support to ARRv3, now ARR can distinguish WebSocket requests from normal HTTP requests and can handle them adequately.
In order to use ARR Websocket features, ARRv3 needs to be installed on Windows Server 2012 and install IIS Websockets module using following instructions:
IIS 8.0 から、完璧な WebSocket 対応サーバになるわけですね。