IOPCGroupStateMgt

GetState(pUpdateRate, pActive, ppName, pTimeBias, pPercentDeadband, pLCID, phClientGroup, phServerGroup)

SetState(pRequestedUpdateRate, pRevisedUpdateRate, pActive, pTimeBias, pPercentDeadband, pLCID, phClientGroup)

SetName(szName);

CloneGroup(szName, riid, ppUnk);