nbsEfmOamDupEventNotificationRx 1.3.6.1.4.1.629.300.1.3.1.1.19

A count of the OAMPDUs received that contain the Event Notification code specified in Table 57-4. This counter is incremented on reception of a valid frame, with (1) destinationField equal to the reserved multicast address for Slow_Protocols specified in CROSS REF Table 43B-1, (2) lengthOrType field value equal to the reserved Type for Slow_Protocols as specified in CROSS REF Table 43B-2, (3) a Slow_Protocols subtype value equal to the subtype reserved for OAM as specified in CROSS REF Table 43B-3, (4) the OAM code equals the Event Notification code, (5) the Sequence Number field is equal to the Sequence Number field of the last received Event Notification OAMPDU.