Document AXFR-SOURCE domainmetadata option

diff --git a/pdns/docs/markdown/authoritative/domainmetadata.md b/pdns/docs/markdown/authoritative/domainmetadata.md
index 43d86c7600d92d6dcde66fdc40faeb98334a292a..bb7b0923915a97e0c4e1e176434dfb82e5607d73 100644 (file)
--- a/pdns/docs/markdown/authoritative/domainmetadata.md
+++ b/pdns/docs/markdown/authoritative/domainmetadata.md
@@ -17,6 +17,9 @@ sql> insert into domainmetadata (domain_id, kind, content) values (7,'ALLOW-AXFR
 sql> insert into domainmetadata (domain_id, kind, content) values (7,'ALLOW-AXFR-FROM','2001:db8::/48');
 ```
 
+## AXFR-SOURCE
+The IP address to use as a source address for sending AXFR requests.
+
 ## ALLOW-DNSUPDATE-FROM, TSIG-ALLOW-DNSUPDATE, FORWARD-DNSUPDATE, SOA-EDIT-DNSUPDATE
 See the documentation on [Dynamic DNS update](dnsupdate.md)