On a blocking connection, a return of 0 means that the connection was closed, while -1 indicates that an error occurred.
在受阻塞的连接中，该函数返回0，表示连接已经关闭，而-1 则表示连接出现错误。
If, when you click the Next button, you get an error message indicating that the connection was unsuccessful, one or more of the following issues may have occurred.
当您单击Next按钮时，如果得到指示连接不成功的错误消息，则可能出现以下一个或多个问题。
An error occurred while Internet connection sharing was being enabled for the connection.
当路由容量正被打开时产生了一个错误。
An error occurred while renewing interface local area connection: an operation was attempted on something that is not a socket.
更新介面的区域连线时发生错误：尝试操作的对象不是通讯端。
An error occurred while renewing interface local area connection: an operation was attempted on something that is not a socket.
更新介面的区域连线时发生错误：尝试操作的对象不是通讯端。
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