图4：为所有适配器设置速度和双工。

Figure 4: Setting the speed and duplex for all adaptors.

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交换机和服务器之间的速度和双工不匹配是网络问题的常见原因。

Speed and duplex mismatches between the switch and the server are frequent contributors to network problems.

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因此，尽管可以在物理接口上修改介质速度和双工模式，但是要在逻辑接口上设置IP地址和子网。

So, although you can change the media speed and duplex on the physical interface, you set up the IP address and subnet on the logical interface.

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