接下来，我们将着重介绍一个例子，以展示这种方式在用以显示网络状态的示例应用程序的上下文中的应用。

Let's have a look at an example using this approach in the context of a sample application that displays network status.

youdao

图6显示了我们的实现使用的网络状态。

Figure 6 shows the network status with our implementation.

youdao

图5显示了典型网络状态；每个侦听程序都有自己的通信端口。

Figure 5 shows the typical network status; each listener has its own communication port.

youdao