On Wed, 2021-02-24 at 18:58 +0100, Adam Borowski wrote:
> On Wed, Feb 24, 2021 at 07:26:35AM -0700, Gabe Stanton via Dng wrote:
> > If I understand correctly, the iptables cli that we use now is just
> > a
> > wrapper around nftables. 
> 
> Actually, there are two independent subsystems.  They're managed by
> two
> userspace tools:
> * iptables-legacy
> * iptables-nft
> 
> Rules set by one of them are not visible by the other.  This may give
> a
> nasty surprise if some tool sets a rule some other way.
> 
> /usr/sbin/iptables is an alternatives link to one of the two, you can
> check
>     update-alternatives --display iptables
> to see which subsystem you're using by default.
> 
> 
> Meow!

Interesting, so I just checked and when I call iptables, that calls
/usr/sbin/iptables, which calls /etc/alternatives/iptables, which calls
/usr/sbin/iptables-nft. 


Gabe

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