To deploy a Kerberized HDFS NFS gateway, add the following configuration properties to hdfs-site.xml on the NFS server.

<property>
<name>dfs.nfs.keytab.file</name>
<value>/etc/hadoop/conf/hdfs.keytab</value> <!-- path to the HDFS or NFS gateway keytab -->
</property>

<property>
<name>dfs.nfs.kerberos.principal</name>
<value>hdfs/_HOST@YOUR-REALM.COM</value>
</property>