Analytics in Oracle ZFS Storage Appliance Analytics Guide will be unable to resolve client addresses to hostnames.
The Active Directory feature will not function (you will be unable to join a domain).
Use of SSL-protected LDAP will not work properly with certificates containing hostnames.
Alert and threshold actions that involve sending e-mail can only be sent to mail servers on an attached subnet, and all addresses must be specified using the mail server's IP address.
Some operations may take longer than normal due to hostname resolution timeouts.