输入no shutdown——允许激活端口。

Enter no shutdown — Allows the port to activate.

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为了激活串行端口通信以进行内核调试，您需要修改同一个内核配置文件。

To activate the serial port communication for kernel debugging, you need to modify the same kernel configuration file.

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在产品的安装、配置或激活过程中扫描可用的端口，以帮助防止端口冲突。

Scans for available ports during installation, configuration, or activation of a product to help prevent port conflicts.

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