Grant Taylor a écrit :
To me, the concept of the loopback interface is just a very unique network interface. Personally I could be equally happy with an ethernet interface with a loopback plug in it used as the loopback interface with in the system.
Indeed, the loopback interface is a very unique network interface. It is more than just an ethernet interface with a loopback plug. Not only does it loop back traffic, but also the kernel knows about it.
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