xxx' failed: Error during WebSocket handshake: Unexpected response code: 200

服务器前提条件：

1、IIS7.5及以上

2、.net framework 4.5及以上

3、应用程序的托管管道模式必须为集成模式

关于.NET WebSocket connection to 'ws://xxx' failed: Error during WebSocket handshake: Unexpected response code: 200

4、需要开启websocket协议

关于.NET WebSocket connection to 'ws://xxx' failed: Error during WebSocket handshake: Unexpected response code: 200

请在 Web.config 中设置以下配置开关:

<system.web>
<httpRuntime targetFramework="4.5" />
</system.web>