Measurement Reference Guide Measurements vSTP Measurements vSTP Performance measurements VstpGportSriGtt 3.98.32.4 VstpGportSriGtt Measurement ID 21654 Measurement Group vSTP Performance Measurement Type Simple Measurement Dimension Single Description Number of call related SRI messages that fell through to GTT due to no match. Collection Interval 5 min Peg Condition None Measurement Scope Server Group Recovery No action necessary.