- "rndc modzone" reconfigures a single zone, without requiring the entire
server to be reconfigured.
- "rndc showzone" displays the current configuration of a zone.
-- "rndc managed-keys" can be used to check the status of RFC 5001 managed
+- "rndc managed-keys" can be used to check the status of RFC 5011 managed
trust anchors, or to force trust anchors to be refreshed.
- "max-cache-size" can now be set to a percentage of available memory. The
default is 90%.