Measurement Reference Guide Measurements vSTP Measurements vSTP Performance measurements VstpGportSriSmRep 3.97.32.7 VstpGportSriSmRep Measurement ID 21657 Measurement Group vSTP Performance Measurement Type Simple Measurement Dimension Single Description Number of SRI_SM messages resulting in SRI_SM_ACK or SRI_SM_NACK. Collection Interval 5 min Peg Condition None Measurement Scope Server Group Recovery No action necessary.