Admin state of the entity in the SRM domain. If the value is set to manager(1) the entity will be in the role of a Sub-Ring Manager. If the value is set to redundantManager(2) the entity will be in the role of the Sub-Ring Manager which will block its ringport if the sub-ring is closed. If the value is set to singleManager(3) the entity will be in the role of the single-manager which has both ends of a sub-ring connected and will block one of these ends if the sub-ring is closed. Note: Two instances in the hm2SrmTable are needed to build a single-manager where both instances must have singleManager(3) selected. Note: The sub-ring has two managers at the same time. The redundant manager can be designated.