The -n option tells the installation not to configure the network interface.

n选项告诉安装程序不要配置网络接口。

youdao

Four, and then the (AC) region of the L, N access to the 220V power supply (2.5 of copper core wires), such as the installation position is low, the best grounding wire.

再将变压转换器的（AC）区域的L、N接入220V电源（2.5的铜芯电线），如安装位置较低，最好接上地线。

youdao

And installation is fast with easy plug n' play functionality.

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