==== network_change_notify_descriptor

Defined by DVB in <<ETSI-300-468>>.

[source,xml]
----
<network_change_notify_descriptor>
  <!-- One per cell -->
  <cell cell_id="uint16, required">
    <!-- One per network change -->
    <change network_change_id="uint8, required"
            network_change_version="uint8, required"
            start_time_of_change="YYYY-MM-DD hh:mm:ss, required"
            change_duration="hh:mm:ss, required"
            receiver_category="uint3, required"
            change_type="uint4, required"
            message_id="uint8, required"
            invariant_ts_tsid="uint16, optional"
            invariant_ts_onid="uint16, optional"/>
  </cell>
</network_change_notify_descriptor>
----
