Diameter Signaling Router Measurements Measurements vSTP Measurements vSTP Server Exception measurements VstpANSIDiscardDuetoPDUPoolExh VstpANSIDiscardDuetoPDUPoolExh Measurement ID 21287 Measurement Group vSTP Server Exception Measurement Type Simple Measurement Dimension Single Description The number of messages that were discarded because of ANSI PDU Buffers exhausted. Collection Interval 5 min Peg Condition Measurement Scope NE, Server Recovery It is recommended to contact My Oracle Support for assistance if needed.