rptrMonitorPortVeryLongEvents 1.3.6.1.2.1.22.2.3.1.1.12

This counter is incremented by one for each CarrierEvent on this port whose ActivityDuration is greater than the MAU Jabber Lockup Protection timer TW3 (Ref: 9.6.1 & 9.6.5, IEEE 802.3 Std). Other counters may be incremented as appropriate.