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Re: Persistent IP Forwarding





On Sat, Nov 30, 2024 at 3:28 PM Timothy M Butterworth <timothy.m.butterworth@gmail.com> wrote:


On Sat, Nov 30, 2024 at 3:16 PM Greg Wooledge <greg@wooledge.org> wrote:
On Sat, Nov 30, 2024 at 15:12:01 -0500, Timothy M Butterworth wrote:
> On Sat, Nov 30, 2024 at 3:05 PM Greg Wooledge <greg@wooledge.org> wrote:
>
> > On Sat, Nov 30, 2024 at 14:55:01 -0500, Timothy M Butterworth wrote:
> > > I'm trying to configure persistent IP Forwarding on Trixie. It used to be
> > > setup in /etc/sysctl but that file is no longer present.
> > >
> > > I used the sudo sysctl -w net.ipv4.ip_forward=1 command and it seems to
> > > work but where is the setting stored at?
> >
> > To make it permanent, either add a line to /etc/sysctl.conf or add a
> > new file in /etc/sysctl.d/ (check the README.sysctl file in there).
> >
> >
> sudo cat /etc/sysctl.conf
> cat: /etc/sysctl.conf: No such file or directory
>
> That is the old way of doing it sysctl.conf no longer exists.

hobbit:~$ dpkg -S /etc/sysctl.conf
procps: /etc/sysctl.conf
hobbit:~$ cat /etc/debian_version
12.8

When you say it "no longer exists", are you running a future release
of Debian, or current stable, or a past release?

I am  running Trixie, so a future release.

It appears that systemd-sysctl is replacing sysctl. There is also a replacement for sysctl called Systeroid but it is not currently in Trixie.

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