Early network Bridges, protocol converters, and routers were simple dedicated hardware units typically configured through a terminal directly connected to a serial port on the unit itself.

早期的网桥、协议转换器和路由器都是简单的专用硬件设备，通常是通过直接连接到该设备本身串口的终端来配置的。

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If the serial port hardware is functioning correctly, the terminal displays WAITING and then RECEIVING. If there is a problem, an error message appears on the screen. .

如果串口硬件运行正常，终端显示器等待，然后接收。如果有问题，错误信息显示在屏幕上。

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If the serial port hardware is functioning correctly, the terminal displays WAITING and then RECEIVING. If there is a problem, an error message appears on the screen. .

如果串口硬件运行正常，终端显示器等待，然后接收。如果有问题，错误信息显示在屏幕上。

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