are "none", "reject" and "quarantine". It is blank when there
is any error, including no DMARC record.
- o $dmarc_ar_header
- This is the entire Authentication-Results header which you can
- add using an add_header modifier.
+A now-redundant variable $dmarc_ar_header has now been withdrawn.
+Use the ${authresults } expansion instead.
5. How to enable DMARC advanced operation: