A count of the number of times a REPORT MPCP frames
reception occurs. A single counter at the ONU and a set
of counters, one for each LLID, at the OLT. Increment
the counter by one for each REPORT MPCP frame received
for each LLID, as defined in [802.3ah] clause 64.
This counter is mandatory for an ONU and for an OLT.
At the ONU value should be zero.