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我在函数里设定时器，定时调用CheckLanConnection（），通过函数返回值来判断wifi连接信号，结果把路由器的网线拔掉，断网，还是会返回success，请问如何如何得到网络连接失败时正确的反馈信息呢？
我也遇到了同样的问题。
同问！
