When using ``systemd``, structured logging information will be sent to ``journald`` using formatted text strings that list the key-value pairs and are human readable.
Switch to native key-value pair logging (more suitable for automated log processing) by setting :ref:`setting-structured-logging-backend` on the command line to ``systemd-journal``.
+XPF Removed
+^^^^^^^^^^^
+The experimental XPF support was removed.
+If you are using this feature, switch to the Proxy Protocol (:ref:`setting-proxy-protocol-from`).
+
New settings
^^^^^^^^^^^^
- The :ref:`setting-max-ns-per-resolve` setting to limit the number of NS records processed to resolve a name has been introduced.
- The :ref:`setting-edns-padding-out` setting to control EDNS padding for outgoing DoT has been introduced.
- The :ref:`setting-structured-logging-backend` setting to control the type of structured logging to ``journald`` has been introduced.
+Removed settings
+^^^^^^^^^^^^^^^^
+- The :ref:`setting-xpf-allow-from` setting was removed
+- The :ref:`setting-xpf-rr-code` setting was removed.
+
:program:`pdns_recursor` changes
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
THe ``--config`` command line option now implements the ``check``, ``default`` and ``diff`` keywords.