Measurement Reference Guide Measurements vSTP Measurements vSTP MNP Exception measurements VstpAtiNpDiscCATxFail 3.98.25.3 VstpAtiNpDiscCATxFail Measurement ID 21682 Measurement Group vSTP MNP Exception Measurement Type Simple Measurement Dimension Single Description Number of ATI messages discarded by the LSS because of a send failure to the CA layer. Collection Interval 5 min Peg Condition None Measurement Scope Server Group Recovery No action necessary.