tMcPeerIPsecTnlGrpMasterStateOld 1.3.6.1.4.1.6527.3.1.2.40.3.16

The value of tMcPeerIPsecTnlGrpMasterStateOld indicates the older mastership election state of the tunnel-group from which it transitioned to tMcPeerIPsecTnlGrpMasterState.