The value of tmnxDot1agCfmMepMcLagInactive indicates whether or not the
MEP is inactive, 'standby (2)', due to the MC-LAG standby state. The
value of tmnxDot1agCfmMcLagStdbyInactive must be set to 'true (1)' for
this object to have meaning and return anything other than
'notApplicable (0)'.