wfSmdsSwUsageLastL3PduHigh 1.3.6.1.4.1.18.3.5.9.7.10.1.13

The (high 32 bits) value of wfSmdsSwCurUsageNumL3Pdu value at wfSmdsSwUsageEndTimeStamp. Note: Since wfSmdsSwCurUsageNumL3Pdu is a 32-bit COUNTER, this is really a counter keeping track of number of times wfSmdsSwCurUsageNumL3Pdu has wrapped around.