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GNU/Linux Rapid Embedded Programming by Rodolfo Giometti

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The Ethernet devices in Linux

As already stated earlier, in a GNU/Linux system, Ethernet devices are usually called eth0, eth1, and so on, even if some exceptions may exist. In fact, as we already saw in Chapter 1 , Installing the Developing System , a virtual Ethernet connection (that is, an Ethernet port emulated over a USB connection) is called usb0, usb1, and so on. Also, in Chapter 7Serial Ports and TTY Devices - TTY, Managing TTY into the Kernel with SLIP, we found that SLIP devices are called sl0, sl1, and so on.

Note

Other examples can be found in The Linux Documentation Project at:  http://www.tldp.org/LDP/nag2/x-087-2-hwconfig.tour.html .

Another example of special naming can be the ones created by USB Ethernet adapters like the one ...

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