Applies to ONTAP 9 CIFS Issue The windows clients fail to access cifs shares via FQDN. DDNS update failure could be oberved in event log. Example: Sun Nov 27 00:43:28 +0800 [Node1: mgwd: nameserv.ddns...Applies to ONTAP 9 CIFS Issue The windows clients fail to access cifs shares via FQDN. DDNS update failure could be oberved in event log. Example: Sun Nov 27 00:43:28 +0800 [Node1: mgwd: nameserv.ddns.bulk.failure:alert]: DDNS update operation has failed for all or some of the logical interfaces having FQDN "LIF1.DEMO.EXAMPLE.COM" for Vserver "SVM1".