vRtrPimNgMvpnUMHPELastChanged 1.3.6.1.4.1.6527.3.1.2.50.1.40.1.4

The value of vRtrPimNgMvpnUMHPELastChanged indicates the timestamp of the last change to this row in vRtrPimNgMvpnUMHPETable.