Diameter Signaling Router Measurements Measurements vSTP Measurements vSTP M3UA Usage measurements VstpRxM3uaDataMsg VstpRxM3uaDataMsg Measurement ID 21001 Measurement Group vSTP M3UA Usages Measurement Type Simple Measurement Dimension Single Description The number of M3UA user DATA messages received by the vSTP. Collection Interval 30 min Peg Condition Each time a User DATA message is received. Measurement Scope NE, Server Recovery No action required.