diff --git a/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml b/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml
index a4587e9a776f..9606651b6f63 100644
--- a/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml
+++ b/nixos/doc/manual/from_md/release-notes/rl-2111.section.xml
@@ -34,8 +34,26 @@
- iptables now uses
- nf_tables backend.
+ iptables is now using
+ nf_tables under the hood, by using
+ iptables-nft, similar to
+ Debian
+ and
+ Fedora.
+ This means, ip[6]tables,
+ arptables and ebtables
+ commands will actually show rules from some specific tables in
+ the nf_tables kernel subsystem.
+
+
+
+
+ systemd got an nftables backend, and
+ configures (networkd) rules in their own
+ io.systemd.* tables. Check
+ nft list ruleset to see these rules, not
+ iptables-save (which only shows
+ iptables-created rules.
diff --git a/nixos/doc/manual/release-notes/rl-2111.section.md b/nixos/doc/manual/release-notes/rl-2111.section.md
index a64e7bd48cd5..26a4a61939ea 100644
--- a/nixos/doc/manual/release-notes/rl-2111.section.md
+++ b/nixos/doc/manual/release-notes/rl-2111.section.md
@@ -8,7 +8,15 @@ In addition to numerous new and upgraded packages, this release has the followin
- The default Nix version remains at 2.3.16. Nix has not been updated to version 2.4 due to regressions in non-experimental behavior. To upgrade to 2.4, use the `nixos-unstable` branch or set the `nix.package` option to either of `nixFlakes` or `nix_2_4` packages. The `nixUnstable` attribute is a pre-release of Nix 2.5. Read the [release notes](https://discourse.nixos.org/t/nix-2-4-released/15822) for more information on upcoming changes. Please help us improve Nix by providing any [breakage reports](https://github.com/NixOS/nix/issues).
-- `iptables` now uses `nf_tables` backend.
+- `iptables` is now using `nf_tables` under the hood, by using `iptables-nft`,
+ similar to [Debian](https://wiki.debian.org/nftables#Current_status) and
+ [Fedora](https://fedoraproject.org/wiki/Changes/iptables-nft-default).
+ This means, `ip[6]tables`, `arptables` and `ebtables` commands will actually
+ show rules from some specific tables in the `nf_tables` kernel subsystem.
+
+- systemd got an `nftables` backend, and configures (networkd) rules in their
+ own `io.systemd.*` tables. Check `nft list ruleset` to see these rules, not
+ `iptables-save` (which only shows `iptables`-created rules.
- PHP now defaults to PHP 8.0, updated from 7.4.