I started using them largely for testing netlink code, as it is much easier to create some isolated network devices than risk messing about with the real ones.

I started using them largely for testing netlink code, as it is much easier to create some isolated network devices than risk messing about with the real ones. This is part of a fairly comprehensive Linux binding for Lua https://github.com/justincormack/ljsyscall https://github.com/justincormack/ljsyscall