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.