Automatic Transmit Power Control. The initial setting of transmit power used is defined by sub10RadioMgmtTxPower. If sub10RadioMgmtAtpc is enabled then the transmit power may then vary according to the RSSI measured from the remote end of the link. The actual transmit power is readable in sub10RadioLclTxPower at the local end and sub10RadioRmtTxPower at the remote end of the link. IMPORTANT: This object is controlled by transaction management. Any changes to this object must be transactionally acknowledged following a successful set thus protecting against loss of communication with the unit. To acknowledge the transaction set the object sub10UnitMgmtTransaction to transactionCommit(2).