Petry <petrybr@gmail.com> wrote:
> What this command really do?
>
> reboot -- -r

A reconfiguration reboot - the system will be rebooted and the device tree
will be rebuilt.

>
> do i lost ethernet connection?

Until the system reboots, of course.

--
Isaac Asimov: Properly read, the Bible is the most potent
force for atheism ever conceived.