Re: systemd-network and loopback

[Lennart Poettering <lennart@xxxxxxxxxxxxxx>]

On Fr, 09.09.22 14:45, Andrea Pappacoda (andrea@xxxxxxxxxxxx) wrote:

> Hi all,
>
> yesterday I was playing a bit with systemd-network, and I noticed that it is
> possible for it to manage the loopback interface. Is it useful in any way?
> Should the loopback interface be managed in systems where sd-network is the
> only program managing interfaces (like my desktop pc)?
>
> I tried looking at systemd.network(5), but that didn't seem to answer my
> question.

People sometimes route stuff onto the loopback device in addition to
the the usual 127.0.0.0/8 traffic so that it ends up on local sockets.

Lennart

--
Lennart Poettering, Berlin