The value of tmnxCpmProtViolMacPeriods indicates the number of times
the per-source rate limit violation was detected for this source.
The sampling interval length is indicated by the object
tmnxCpmProtDetectPeriod.
This object is not supported on SR-1 and ESS-1, where the
value of TIMETRA-CHASSIS-MIB::tmnxChassisType is '5',
and 7710, where the value of TIMETRA-CHASSIS-MIB::tmnxChassisType is
'7' or '9'.