If you use more than one method for host-name resolution, you must specify the order in which each name resolution service is used. This order is specified in the /etc/nsswitch.conf file in your storage system's root volume. You can change this order at any time.
Data ONTAP creates a default nsswitch.conf file when you run the setup command on your storage system. The contents of the default file are as follows:
hosts: files nis dns passwd: files nis ldap netgroup: files nis ldap group: files nis ldap shadow: files nis