From: Pablo Neira Ayuso <pablo@netfilter.org>
To: "Blažej Krajňák" <krajnak@levonet.sk>
Cc: netfilter@vger.kernel.org
Subject: Re: Performing NAT 1:1 without connection tracking
Date: Tue, 21 Nov 2023 10:21:49 +0100 [thread overview]
Message-ID: <ZVx2rV3XcNZPy1wf@calendula> (raw)
In-Reply-To: <860A059C-354B-45F3-9BCA-5387927F1D1E@levonet.sk>
On Tue, Nov 21, 2023 at 09:52:33AM +0100, Blažej Krajňák wrote:
>
> Hello everyone,
>
> I’m wondering if is it possible to perform NAT 1:1 without using conntrack table/module at all?
> Of course using nftables / iptables.
There is stateless NAT, if that is what you are searching for.
https://wiki.nftables.org/wiki-nftables/index.php/Performing_Network_Address_Translation_(NAT)#Stateless_NAT
> Because for now I see xdp/bpf as the only way.
>
>
>
> Thanks
> Blažej
prev parent reply other threads:[~2023-11-21 9:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-21 8:52 Performing NAT 1:1 without connection tracking Blažej Krajňák
2023-11-21 9:21 ` Pablo Neira Ayuso [this message]
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