// Defaults to "ClusterFirst".
  // Valid values are 'ClusterFirstWithHostNet', 'ClusterFirst', 'Default' or 'None'.
  // DNS parameters given in DNSConfig will be merged with the policy selected with DNSPolicy.
  // To have DNS options set along with hostNetwork, you have to specify DNS policy
  // explicitly to 'ClusterFirstWithHostNet'.
  // +optional
  optional string dnsPolicy = 6;