未加密的WebSocket连接与透明代理服务器。

Unencrypted WebSocket Connections and Transparent Proxy servers.

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因此，一个工作良好的透明代理服务器几乎会立刻引起WebSocekt升级握手失败。

Therefore, a well-behaved transparent proxy server will cause the WebSocket upgrade handshake to fail almost immediately.

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如果是透明代理服务器的情况，浏览器不知道代理服务器，因此不会有HTTP CONNECT方法被发送。

In the case of transparent proxy servers, the browser is unaware of the proxy server, so no HTTP CONNECT method is sent.

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