Measurement Reference Guide Measurements vSTP Measurements vSTP Exception measurements VstpMnpDbLookupFail 3.98.9.9 VstpMnpDbLookupFail Measurement ID 21676 Measurement Group vSTP Exception Measurement Type Simple Measurement Dimension Single Description Number of MSISDN not found in UDR NPDB. Collection Interval 5 min Peg Condition None Measurement Scope Server Group Recovery No action necessary.