==== xait_location_descriptor

Defined by DVB in <<ETSI-102-727>>.

[source,xml]
----
<xait_location_descriptor
    xait_original_network_id="uint16, required"
    xait_service_id="uint16, required"
    xait_version_number="uint5, required"
    xait_update_policy="uint3, required"/>
----
