Optional Step 10: Configuring a secure HDFS NFS Gateway
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>