Examples of devices at this layer include the SLIP driver over a serial interface or an Ethernetdriver over an Ethernet device.
例如，包串口使用的SLIP驱动程序以及以太网设备使用的以太网驱动程序都是这一层的设备。
2
In short, this driver provides user-space access to the Ethernet device so that packets can be transmitted and received.
简单地说，这个驱动程序提供对以太网设备的用户空间访问，这样就可以发送和接收数据包。
3
You learned some best practices for network configuration, changed your Ethernet Settings to support jumbo frame, and viewed interface hardware and driver data.