NICs and MACs are important pieces of the answer, but your network must learn to pair a MAC address with the IP address for the same machine.

网卡和MAC地址只是这个答案中重要的部分，你的网络还必须知道如何匹配同一台设备的MAC地址和其IP地址。

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Each virtual machine must have a unique MAC address, and failure to provide a unique MAC address to each clone can cause network problems.

每个虚拟机都必须具有唯一的mac地址，如果不能向每个克隆提供唯一的mac地址，则会导致网络问题。

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MAC address of the network adaptor (optional).

网络适配器的MAC地址(可选)。

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We tried it then and it couldn't have been easier, logging in while connected to your home network flips the switch based on IP address or MAC address, and then it worked at home or on the go, no password necessary.

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