diff --git a/doc/spinel-protocol-src/spinel-prop-core.md b/doc/spinel-protocol-src/spinel-prop-core.md
index 313843526..104451334 100644
--- a/doc/spinel-protocol-src/spinel-prop-core.md
+++ b/doc/spinel-protocol-src/spinel-prop-core.md
@@ -465,7 +465,7 @@ The frame metadata field consists of the following fields:
 
  Field   | Description                  | Type       | Len   | Default
 :--------|:-----------------------------|:-----------|-------|----------
-MD_POWER | (dBm) RSSI/TX-Power          | `c` int8   | 1     | -128
+MD_RSSI  | (dBm) RSSI                   | `c` int8   | 1     | -128
 MD_NOISE | (dBm) Noise floor            | `c` int8   | 1     | -128
 MD_FLAG  | Flags (defined below)        | `S` uint16 | 2     |
 MD_PHY   | PHY-specific data            | `d` data   | >=2   |
@@ -477,11 +477,6 @@ the host:
 * MD_NOISE
 * MD_FLAG
 
-When specifying `MD_POWER` for a packet to be transmitted, the actual
-transmit power is never larger than the current value of `PROP_PHY_TX_POWER`
-((#prop-phy-tx-power)). When left unspecified (or set to the value -128),
-an appropriate transmit power will be chosen by the NCP.
-
 The bit values in `MD_FLAG` are defined as follows:
 
  Bit     | Mask   | Name              | Description if set
diff --git a/examples/apps/windows/otAdapter.h b/examples/apps/windows/otAdapter.h
index d3a5a317f..ff2df9e4b 100644
--- a/examples/apps/windows/otAdapter.h
+++ b/examples/apps/windows/otAdapter.h
@@ -148,13 +148,17 @@ public:
 
 #pragma region Link Layer
 
-    property signed int /*int8_t*/ MaxTransmitPower
+    property signed int /*int8_t*/ TransmitPower
     {
-        signed int get() { return otLinkGetMaxTransmitPower(DeviceInstance); }
+        signed int get() {
+            int8_t value;
+            ThrowOnFailure(otPlatRadioGetTransmitPower(DeviceInstance, &value));
+            return value;
+        }
         void set(signed int value)
         {
             if (value > 127) throw Exception::CreateException(E_INVALIDARG);
-            otLinkSetMaxTransmitPower(DeviceInstance, (int8_t)value);
+            ThrowOnFailure(otPlatRadioSetTransmitPower(DeviceInstance, (int8_t)value);
         }
     }
 
diff --git a/examples/drivers/windows/include/otLwfIoctl.h b/examples/drivers/windows/include/otLwfIoctl.h
index c5a8a8616..5d414c728 100644
--- a/examples/drivers/windows/include/otLwfIoctl.h
+++ b/examples/drivers/windows/include/otLwfIoctl.h
@@ -457,8 +457,8 @@ typedef enum _OTLWF_NOTIF_TYPE
     OTLWF_CTL_CODE(156, METHOD_BUFFERED, FILE_WRITE_DATA)
     // GUID - InterfaceGuid
 
-#define IOCTL_OTLWF_OT_MAX_TRANSMIT_POWER \
-    OTLWF_CTL_CODE(157, METHOD_BUFFERED, FILE_READ_DATA | FILE_WRITE_DATA)
+//#define IOCTL_OTLWF_OT_TRANSMIT_POWER                                 \
+//    OTLWF_CTL_CODE(157, METHOD_BUFFERED, FILE_READ_DATA | FILE_WRITE_DATA)
     // GUID - InterfaceGuid
     // int8_t - aPower
 
diff --git a/examples/drivers/windows/otApi/otApi.cpp b/examples/drivers/windows/otApi/otApi.cpp
index d7f0469ae..87774d8d1 100644
--- a/examples/drivers/windows/otApi/otApi.cpp
+++ b/examples/drivers/windows/otApi/otApi.cpp
@@ -1653,29 +1653,6 @@ otThreadSetPSKc(
     return DwordToThreadError(SendIOCTL(aInstance->ApiHandle, IOCTL_OTLWF_OT_PSKC, Buffer, sizeof(Buffer), nullptr, 0));
 }
 
-OTAPI 
-int8_t 
-OTCALL
-otLinkGetMaxTransmitPower(
-    _In_ otInstance *aInstance
-    )
-{
-    int8_t Result = 0;
-    if (aInstance) (void)QueryIOCTL(aInstance, IOCTL_OTLWF_OT_MAX_TRANSMIT_POWER, &Result);
-    return Result;
-}
-
-OTAPI 
-void 
-OTCALL
-otLinkSetMaxTransmitPower(
-    _In_ otInstance *aInstance, 
-    int8_t aPower
-    )
-{
-    if (aInstance) (void)SetIOCTL(aInstance, IOCTL_OTLWF_OT_MAX_TRANSMIT_POWER, aPower);
-}
-
 OTAPI
 const otIp6Address *
 OTCALL
diff --git a/examples/drivers/windows/otLwf/command.c b/examples/drivers/windows/otLwf/command.c
index 1168ebe48..500454f2f 100644
--- a/examples/drivers/windows/otLwf/command.c
+++ b/examples/drivers/windows/otLwf/command.c
@@ -956,7 +956,7 @@ otLwfCmdSendMacFrameAsync(
             Packet->mPsdu,
             (uint32_t)Packet->mLength,
             Packet->mChannel,
-            Packet->mPower
+            Packet->mRssi
             );
     if (!NT_SUCCESS(status))
     {
diff --git a/examples/drivers/windows/otLwf/eventprocessing.c b/examples/drivers/windows/otLwf/eventprocessing.c
index d540931a3..c5e0361a1 100644
--- a/examples/drivers/windows/otLwf/eventprocessing.c
+++ b/examples/drivers/windows/otLwf/eventprocessing.c
@@ -1019,7 +1019,7 @@ otLwfEventWorkerThread(
                             SPINEL_DATATYPE_STRUCT_S( // Vendor-data
                                 SPINEL_DATATYPE_UINT_PACKED_S
                             ),
-                            &pFilter->otReceiveFrame.mPower,
+                            &pFilter->otReceiveFrame.mRssi,
                             &noiseFloor,
                             &flags,
                             &pFilter->otReceiveFrame.mChannel,
diff --git a/examples/drivers/windows/otLwf/iocontrol.c b/examples/drivers/windows/otLwf/iocontrol.c
index 5318c19ed..6b0d4aebf 100644
--- a/examples/drivers/windows/otLwf/iocontrol.c
+++ b/examples/drivers/windows/otLwf/iocontrol.c
@@ -102,7 +102,7 @@ OTLWF_IOCTL_HANDLER IoCtls[] =
     { "IOCTL_OTLWF_OT_REMOVE_MAC_BLACKLIST",        REF_IOCTL_FUNC(otRemoveMacBlacklist) },
     { "IOCTL_OTLWF_OT_NEXT_MAC_BLACKLIST",          REF_IOCTL_FUNC(otNextMacBlacklist) },
     { "IOCTL_OTLWF_OT_CLEAR_MAC_BLACKLIST",         REF_IOCTL_FUNC(otClearMacBlacklist) },
-    { "IOCTL_OTLWF_OT_MAX_TRANSMIT_POWER",          REF_IOCTL_FUNC(otMaxTransmitPower) },
+    { "IOCTL_OTLWF_OT_TRANSMIT_POWER",              REF_IOCTL_FUNC(otTransmitPower) },
     { "IOCTL_OTLWF_OT_NEXT_ON_MESH_PREFIX",         REF_IOCTL_FUNC(otNextOnMeshPrefix) },
     { "IOCTL_OTLWF_OT_POLL_PERIOD",                 REF_IOCTL_FUNC(otPollPeriod) },
     { "IOCTL_OTLWF_OT_LOCAL_LEADER_PARTITION_ID",   REF_IOCTL_FUNC(otLocalLeaderPartitionId) },
@@ -4786,7 +4786,7 @@ otLwfIoCtl_otClearMacBlacklist(
 
 _IRQL_requires_max_(PASSIVE_LEVEL)
 NTSTATUS
-otLwfIoCtl_otMaxTransmitPower(
+otLwfIoCtl_otTransmitPower(
     _In_ PMS_FILTER         pFilter,
     _In_reads_bytes_(InBufferLength)
             PUCHAR          InBuffer,
@@ -4800,15 +4800,13 @@ otLwfIoCtl_otMaxTransmitPower(
 
     if (InBufferLength >= sizeof(int8_t))
     {
-        otLinkSetMaxTransmitPower(pFilter->otCtx, *(int8_t*)InBuffer);
-        status = STATUS_SUCCESS;
+        status = ThreadErrorToNtstatus(otPlatRadioSetTransmitPower(pFilter->otCtx, *(int8_t*)InBuffer));
         *OutBufferLength = 0;
     }
     else if (*OutBufferLength >= sizeof(int8_t))
     {
-        *(int8_t*)OutBuffer = otLinkGetMaxTransmitPower(pFilter->otCtx);
+        status = ThreadErrorToNtstatus(otPlatRadioGetTransmitPower(pFilter->otCtx, (int8_t*)OutBuffer));
         *OutBufferLength = sizeof(int8_t);
-        status = STATUS_SUCCESS;
     }
     else
     {
diff --git a/examples/drivers/windows/otLwf/iocontrol.h b/examples/drivers/windows/otLwf/iocontrol.h
index 33b85732d..b3f39e4d1 100644
--- a/examples/drivers/windows/otLwf/iocontrol.h
+++ b/examples/drivers/windows/otLwf/iocontrol.h
@@ -188,7 +188,7 @@ DECL_IOCTL_FUNC(otAddMacBlacklist);
 DECL_IOCTL_FUNC(otRemoveMacBlacklist);
 DECL_IOCTL_FUNC(otNextMacBlacklist);
 DECL_IOCTL_FUNC(otClearMacBlacklist);
-DECL_IOCTL_FUNC(otMaxTransmitPower);
+DECL_IOCTL_FUNC(otTransmitPower);
 DECL_IOCTL_FUNC(otNextOnMeshPrefix);
 DECL_IOCTL_FUNC(otPollPeriod);
 DECL_IOCTL_FUNC(otLocalLeaderPartitionId);
diff --git a/examples/drivers/windows/otLwf/radio.c b/examples/drivers/windows/otLwf/radio.c
index eaf6f4dcc..ea88f5931 100644
--- a/examples/drivers/windows/otLwf/radio.c
+++ b/examples/drivers/windows/otLwf/radio.c
@@ -802,7 +802,30 @@ error:
     return NT_SUCCESS(status) ? OT_ERROR_NONE : OT_ERROR_FAILED;
 }
 
-void otPlatRadioSetDefaultTxPower(_In_ otInstance *otCtx, int8_t aPower)
+otError otPlatRadioGetTransmitPower(_In_ otInstance *otCtx, int8_t *aPower)
+{
+    NT_ASSERT(otCtx);
+    PMS_FILTER pFilter = otCtxToFilter(otCtx);
+    NTSTATUS status;
+
+    status =
+        otLwfCmdGetProp(
+            pFilter,
+            NULL,
+            SPINEL_PROP_PHY_TX_POWER,
+            SPINEL_DATATYPE_INT8_S,
+            aPower
+        );
+
+    if (!NT_SUCCESS(status))
+    {
+        LogError(DRIVER_DEFAULT, "Get SPINEL_PROP_PHY_TX_POWER, failed, %!STATUS!", status);
+    }
+
+    return NT_SUCCESS(status) ? OT_ERROR_NONE : OT_ERROR_FAILED;
+}
+
+otError otPlatRadioSetTransmitPower(_In_ otInstance *otCtx, int8_t aPower)
 {
     NT_ASSERT(otCtx);
     PMS_FILTER pFilter = otCtxToFilter(otCtx);
@@ -816,10 +839,13 @@ void otPlatRadioSetDefaultTxPower(_In_ otInstance *otCtx, int8_t aPower)
             SPINEL_DATATYPE_INT8_S,
             aPower
         );
+
     if (!NT_SUCCESS(status))
     {
         LogError(DRIVER_DEFAULT, "Set SPINEL_PROP_PHY_TX_POWER failed, %!STATUS!", status);
     }
+
+    return NT_SUCCESS(status) ? OT_ERROR_NONE : OT_ERROR_FAILED;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(_In_ otInstance *otCtx)
diff --git a/examples/platforms/cc2538/radio.c b/examples/platforms/cc2538/radio.c
index 8ac87975c..54720dac6 100644
--- a/examples/platforms/cc2538/radio.c
+++ b/examples/platforms/cc2538/radio.c
@@ -356,7 +356,6 @@ otError otPlatRadioTransmit(otInstance *aInstance, otRadioFrame *aFrame)
         }
 
         setChannel(aFrame->mChannel);
-        setTxPower(aFrame->mPower);
 
         while ((HWREG(RFCORE_XREG_FSMSTAT1) & 1) == 0);
 
@@ -446,7 +445,7 @@ void readFrame(void)
         sReceiveFrame.mPsdu[i] = HWREG(RFCORE_SFR_RFDATA);
     }
 
-    sReceiveFrame.mPower = (int8_t)HWREG(RFCORE_SFR_RFDATA) - CC2538_RSSI_OFFSET;
+    sReceiveFrame.mRssi = (int8_t)HWREG(RFCORE_SFR_RFDATA) - CC2538_RSSI_OFFSET;
     crcCorr = HWREG(RFCORE_SFR_RFDATA);
 
     if (crcCorr & CC2538_CRC_BIT_MASK)
@@ -840,11 +839,24 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NOT_IMPLEMENTED;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
 {
-    // TODO: Create a proper implementation for this driver.
+    otError error = OT_ERROR_NONE;
     (void)aInstance;
-    (void)aPower;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = sTxPower;
+
+exit:
+    return error;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
+{
+    (void)aInstance;
+    setTxPower(aPower);
+
+    return OT_ERROR_NONE;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/examples/platforms/cc2650/radio.c b/examples/platforms/cc2650/radio.c
index 6a8c1b29a..b093da69c 100644
--- a/examples/platforms/cc2650/radio.c
+++ b/examples/platforms/cc2650/radio.c
@@ -1219,7 +1219,22 @@ exit:
 /**
  * Function documented in platform/radio.h
  */
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+    (void)aInstance;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = sCurrentOutputPower->dbm;
+
+exit:
+    return error;
+}
+
+/**
+ * Function documented in platform/radio.h
+ */
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     unsigned int i;
     output_config_t const *powerCfg = &(rgOutputPower[0]);
@@ -1238,6 +1253,8 @@ void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
     }
 
     sCurrentOutputPower = powerCfg;
+
+    return OT_ERROR_NONE;
 }
 
 /**
@@ -1803,7 +1820,7 @@ static void cc2650RadioProcessReceiveQueue(otInstance *aInstance)
                 receiveFrame.mLength  = len;
                 receiveFrame.mPsdu    = &(payload[1]);
                 receiveFrame.mChannel = sReceiveCmd.channel;
-                receiveFrame.mPower   = rssi;
+                receiveFrame.mRssi    = rssi;
                 receiveFrame.mLqi     = crcCorr->status.corr;
 
                 receiveError = OT_ERROR_NONE;
diff --git a/examples/platforms/cc2652/radio.c b/examples/platforms/cc2652/radio.c
index cd166e1a0..0890d48a6 100644
--- a/examples/platforms/cc2652/radio.c
+++ b/examples/platforms/cc2652/radio.c
@@ -1228,7 +1228,22 @@ exit:
 /**
  * Function documented in platform/radio.h
  */
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+    (void)aInstance;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = sCurrentOutputPower->dbm;
+
+exit:
+    return error;
+}
+
+/**
+ * Function documented in platform/radio.h
+ */
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     unsigned int i;
     output_config_t const *powerCfg = &(rgOutputPower[0]);
@@ -1247,6 +1262,8 @@ void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
     }
 
     sCurrentOutputPower = powerCfg;
+
+    return OT_ERROR_NONE;
 }
 
 /**
@@ -1815,7 +1832,7 @@ static void cc2652RadioProcessReceiveQueue(otInstance *aInstance)
                 receiveFrame.mLength  = len;
                 receiveFrame.mPsdu    = &(payload[1]);
                 receiveFrame.mChannel = sReceiveCmd.channel;
-                receiveFrame.mPower   = rssi;
+                receiveFrame.mRssi    = rssi;
                 receiveFrame.mLqi     = crcCorr->status.corr;
 
                 receiveError = OT_ERROR_NONE;
diff --git a/examples/platforms/da15000/radio.c b/examples/platforms/da15000/radio.c
index 20e70b423..baf61f8ad 100644
--- a/examples/platforms/da15000/radio.c
+++ b/examples/platforms/da15000/radio.c
@@ -71,6 +71,7 @@ static bool          sRadioPromiscuous       = false;
 static bool          sTransmitDoneFrame      = false;
 static uint8_t       sChannel                = RADIO_DEFAULT_CHANNEL;
 static uint8_t       sEnableRX               = 0;
+static int8_t        sTxPower                = OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER;
 static uint8_t       sReadFrame              = 0;
 static uint8_t       sWriteFrame             = 0;
 static uint32_t      sSleepInitDelay         = 0;
@@ -466,11 +467,26 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NOT_IMPLEMENTED;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+    (void)aInstance;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = sTxPower;
+
+exit:
+    return error;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     otLogInfoPlat(aInstance, "Set DefaultTxPower: %d", aPower);
 
+    sTxPower = aPower;
     ftdf_set_value(FTDF_PIB_TX_POWER, &aPower);
+
+    return OT_ERROR_NONE;
 }
 
 void da15000RadioProcess(otInstance *aInstance)
@@ -577,7 +593,7 @@ void ftdf_rcv_frame_transparent(ftdf_data_length_t frame_length,
         sReceiveFrame[sWriteFrame].mChannel   = sChannel;
         sReceiveFrame[sWriteFrame].mLength    = frame_length;
         sReceiveFrame[sWriteFrame].mLqi       = OT_RADIO_LQI_NONE;
-        sReceiveFrame[sWriteFrame].mPower     = otPlatRadioGetRssi(sThreadInstance);
+        sReceiveFrame[sWriteFrame].mRssi      = otPlatRadioGetRssi(sThreadInstance);
         memcpy(sReceiveFrame[sWriteFrame].mPsdu, frame, frame_length);
 
         sWriteFrame = (sWriteFrame + 1) % RADIO_FRAMES_BUFFER_SIZE;
diff --git a/examples/platforms/efr32/radio.c b/examples/platforms/efr32/radio.c
index e601c6007..180ac6a30 100644
--- a/examples/platforms/efr32/radio.c
+++ b/examples/platforms/efr32/radio.c
@@ -134,7 +134,7 @@ void efr32RadioInit(void)
         assert(false);
     }
 
-    RAIL_TxPowerSet(OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER);
+    RAIL_TxPowerSet(OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER);
 
     otLogInfoPlat(sInstance, "Initialized", NULL);
 }
@@ -337,7 +337,6 @@ otError otPlatRadioTransmit(otInstance *aInstance, otRadioFrame *aFrame)
     txOption.removeCrc  = false;
     txOption.syncWordId = 0;
 
-    RAIL_TxPowerSet(aFrame->mPower);
     setChannel(aFrame->mChannel);
     RAIL_RfIdleExt(RAIL_IDLE, true);
 
@@ -695,7 +694,7 @@ void RAILCb_RxPacketReceived(void *aRxPacketHandle)
 #endif
 
     memcpy(sReceiveFrame.mPsdu, rxPacketInfo->dataPtr + 1, rxPacketInfo->dataLength);
-    sReceiveFrame.mPower = rxPacketInfo->appendedInfo.rssiLatch;
+    sReceiveFrame.mRssi = rxPacketInfo->appendedInfo.rssiLatch;
     sReceiveFrame.mLqi = rxPacketInfo->appendedInfo.lqi;
     sReceiveFrame.mLength = length;
     sReceiveError = OT_ERROR_NONE;
@@ -844,10 +843,24 @@ void RAILCb_FreeMemory(void *aHandle)
     (void)aHandle;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+    (void)aInstance;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = (int8_t)RAIL_TxPowerGet();
+
+exit:
+    return error;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     (void)aInstance;
     RAIL_TxPowerSet(aPower);
+
+    return OT_ERROR_NONE;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/examples/platforms/emsk/radio.c b/examples/platforms/emsk/radio.c
index 87fdf5dd3..0a423f1b6 100644
--- a/examples/platforms/emsk/radio.c
+++ b/examples/platforms/emsk/radio.c
@@ -472,7 +472,7 @@ void readFrame(void)
     /* Read PSDU */
     memcpy(sReceiveFrame.mPsdu, readBuffer, length - 2);
 
-    sReceiveFrame.mPower = (int8_t)(readRssi / MRF24J40_RSSI_SLOPE) - MRF24J40_RSSI_OFFSET;
+    sReceiveFrame.mRssi = (int8_t)(readRssi / MRF24J40_RSSI_SLOPE) - MRF24J40_RSSI_OFFSET;
     sReceiveFrame.mLength = (uint8_t) length;
     sReceiveFrame.mLqi = readPlqi;
 
@@ -675,11 +675,20 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NOT_IMPLEMENTED;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
 {
     // TODO: Create a proper implementation for this driver.
     (void)aInstance;
     (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
+{
+    // TODO: Create a proper implementation for this driver.
+    (void)aInstance;
+    (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/examples/platforms/gp712/radio.c b/examples/platforms/gp712/radio.c
index 1bc040ef3..908bd6b87 100644
--- a/examples/platforms/gp712/radio.c
+++ b/examples/platforms/gp712/radio.c
@@ -219,7 +219,7 @@ void cbQorvoRadioReceiveDone(otRadioFrame *aPacket, otError aError)
 {
     if (aError == OT_ERROR_NONE)
     {
-        sLastReceivedPower = aPacket->mPower;
+        sLastReceivedPower = aPacket->mRssi;
     }
 
     otPlatRadioReceiveDone(pQorvoInstance, aPacket, aError);
@@ -313,12 +313,20 @@ void cbQorvoRadioEnergyScanDone(int8_t aEnergyScanMaxRssi)
     otPlatRadioEnergyScanDone(pQorvoInstance, aEnergyScanMaxRssi);
 }
 
-
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
 {
     // TODO: Create a proper implementation for this driver.
     (void)aInstance;
     (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
+{
+    // TODO: Create a proper implementation for this driver.
+    (void)aInstance;
+    (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/examples/platforms/kw41z/radio.c b/examples/platforms/kw41z/radio.c
index 8effe74e8..dae95f03d 100644
--- a/examples/platforms/kw41z/radio.c
+++ b/examples/platforms/kw41z/radio.c
@@ -346,7 +346,6 @@ otError otPlatRadioTransmit(otInstance *aInstance, otRadioFrame *aFrame)
     }
 
     rf_set_channel(aFrame->mChannel);
-    rf_set_tx_power(aFrame->mPower);
 
     *(uint8_t *)ZLL->PKT_BUFFER_TX = aFrame->mLength;
 
@@ -462,11 +461,24 @@ exit:
     return status;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = sAutoTxPwrLevel;
+
+exit:
+    return error;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     (void)aInstance;
 
     sAutoTxPwrLevel = aPower;
+
+    return OT_ERROR_NONE;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
@@ -733,7 +745,7 @@ static bool rf_process_rx_frame(void)
     sRxFrame.mLength = temp;
     temp = (ZLL->LQI_AND_RSSI & ZLL_LQI_AND_RSSI_LQI_VALUE_MASK) >> ZLL_LQI_AND_RSSI_LQI_VALUE_SHIFT;
     sRxFrame.mLqi = rf_lqi_adjust(temp);
-    sRxFrame.mPower = rf_lqi_to_rssi(sRxFrame.mLqi);
+    sRxFrame.mRssi = rf_lqi_to_rssi(sRxFrame.mLqi);
 #if DOUBLE_BUFFERING
 
     for (temp = 0; temp < sRxFrame.mLength - 2; temp++)
diff --git a/examples/platforms/nrf52840/diag.c b/examples/platforms/nrf52840/diag.c
index 09485f53a..110e53003 100644
--- a/examples/platforms/nrf52840/diag.c
+++ b/examples/platforms/nrf52840/diag.c
@@ -456,7 +456,7 @@ void otPlatDiagRadioReceived(otInstance *aInstance, otRadioFrame *aFrame, otErro
                           message->mCnt,
                           sID,
                           message->mID,
-                          aFrame->mPower
+                          aFrame->mRssi
                          );
             }
         }
@@ -474,7 +474,6 @@ void otPlatDiagAlarmCallback(otInstance *aInstance)
 
             sTxPacket->mLength = sizeof(struct PlatformDiagMessage);
             sTxPacket->mChannel = sChannel;
-            sTxPacket->mPower = sTxPower;
 
             sDiagMessage.mChannel = sTxPacket->mChannel;
             sDiagMessage.mID = sID;
diff --git a/examples/platforms/nrf52840/radio.c b/examples/platforms/nrf52840/radio.c
index 69188a512..a68ae3b83 100644
--- a/examples/platforms/nrf52840/radio.c
+++ b/examples/platforms/nrf52840/radio.c
@@ -329,7 +329,6 @@ otError otPlatRadioTransmit(otInstance *aInstance, otRadioFrame *aFrame)
     aFrame->mPsdu[-1] = aFrame->mLength;
 
     nrf_drv_radio802154_channel_set(aFrame->mChannel);
-    nrf_drv_radio802154_tx_power_set(aFrame->mPower);
 
     if (nrf_drv_radio802154_transmit_raw(&aFrame->mPsdu[-1], true))
     {
@@ -502,12 +501,31 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NONE;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+    (void)aInstance;
+
+    if (aPower == NULL)
+    {
+        error = OT_ERROR_INVALID_ARGS;
+    }
+    else
+    {
+        *aPower = sDefaultTxPower;
+    }
+
+    return error;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     (void)aInstance;
 
     sDefaultTxPower = aPower;
     nrf_drv_radio802154_tx_power_set(aPower);
+
+    return OT_ERROR_NONE;
 }
 
 void nrf5RadioProcess(otInstance *aInstance)
@@ -537,7 +555,6 @@ void nrf5RadioProcess(otInstance *aInstance)
     if (isPendingEventSet(kPendingEventTransmit))
     {
         nrf_drv_radio802154_channel_set(sTransmitFrame.mChannel);
-        nrf_drv_radio802154_tx_power_set(sTransmitFrame.mPower);
 
         if (nrf_drv_radio802154_transmit_raw(sTransmitPsdu, true))
         {
@@ -666,7 +683,7 @@ void nrf_drv_radio802154_received_raw(uint8_t *p_data, int8_t power, int8_t lqi)
 
     receivedFrame->mPsdu    = &p_data[1];
     receivedFrame->mLength  = p_data[0];
-    receivedFrame->mPower   = power;
+    receivedFrame->mRssi    = power;
     receivedFrame->mLqi     = lqi;
     receivedFrame->mChannel = nrf_drv_radio802154_channel_get();
 #if OPENTHREAD_ENABLE_RAW_LINK_API
@@ -716,7 +733,7 @@ void nrf_drv_radio802154_transmitted_raw(uint8_t *aAckPsdu, int8_t aPower, int8_
     {
         sAckFrame.mPsdu    = &aAckPsdu[1];
         sAckFrame.mLength  = aAckPsdu[0];
-        sAckFrame.mPower   = aPower;
+        sAckFrame.mRssi    = aPower;
         sAckFrame.mLqi     = aLqi;
         sAckFrame.mChannel = nrf_drv_radio802154_channel_get();
     }
diff --git a/examples/platforms/posix/radio.c b/examples/platforms/posix/radio.c
index 06768d995..de8bed135 100644
--- a/examples/platforms/posix/radio.c
+++ b/examples/platforms/posix/radio.c
@@ -728,7 +728,7 @@ void radioProcessFrame(otInstance *aInstance)
         goto exit;
     }
 
-    sReceiveFrame.mPower = -20;
+    sReceiveFrame.mRssi = -20;
     sReceiveFrame.mLqi = OT_RADIO_LQI_NONE;
 
     // generate acknowledgment
@@ -857,10 +857,18 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NOT_IMPLEMENTED;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
 {
     (void)aInstance;
     (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
+{
+    (void)aInstance;
+    (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/examples/platforms/samr21/openthread-core-samr21-config.h b/examples/platforms/samr21/openthread-core-samr21-config.h
index 4e7ecd82a..d8eacda9e 100644
--- a/examples/platforms/samr21/openthread-core-samr21-config.h
+++ b/examples/platforms/samr21/openthread-core-samr21-config.h
@@ -81,12 +81,12 @@ extern uint32_t __d_nv_mem_end;
 #define RADIO_CONFIG_SRC_MATCH_ENTRY_NUM                        128
 
 /**
- * @def OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER
+ * @def OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER
  *
- * The default IEEE 802.15.4 maximum transmit power (dBm)
+ * The default IEEE 802.15.4 transmit power (dBm)
  *
  */
-#define OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER            5
+#define OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER                5
 
 
 #endif  // OPENTHREAD_CORE_SAMR21_CONFIG_H_
diff --git a/examples/platforms/samr21/radio.c b/examples/platforms/samr21/radio.c
index 393c14ba3..d71fd7d53 100644
--- a/examples/platforms/samr21/radio.c
+++ b/examples/platforms/samr21/radio.c
@@ -65,7 +65,7 @@ static bool         sRxEnable       = false;
 static bool         sTxDone         = false;
 static bool         sRxDone         = false;
 static otError      sTxStatus       = OT_ERROR_NONE;
-static int8_t       sPower          = OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER;
+static int8_t       sPower          = OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER;
 static otRadioState sState          = OT_RADIO_STATE_DISABLED;
 static bool         sPromiscuous    = false;
 static uint8_t      sChannel        = 0xFF;
@@ -252,7 +252,7 @@ static void handleRx(void)
             if (sPromiscuous || sReceiveFrame.mLength > IEEE802154_ACK_LENGTH)
             {
                 otLogDebgPlat(sInstance, "Radio receive done, rssi: %d",
-                              sReceiveFrame.mPower);
+                              sReceiveFrame.mRssi);
 
                 otPlatRadioReceiveDone(sInstance, &sReceiveFrame, OT_ERROR_NONE);
             }
@@ -291,7 +291,7 @@ void PHY_DataInd(PHY_DataInd_t *ind)
 {
     sReceiveFrame.mPsdu = ind->data;
     sReceiveFrame.mLength = ind->size + IEEE802154_FCS_SIZE;
-    sReceiveFrame.mPower = ind->rssi;
+    sReceiveFrame.mRssi = ind->rssi;
 
     sRxDone = true;
 }
@@ -518,7 +518,6 @@ otError otPlatRadioTransmit(otInstance *aInstance, otRadioFrame *aFrame)
     uint8_t frame[OT_RADIO_FRAME_MAX_SIZE + 1];
 
     setChannel(aFrame->mChannel);
-    setTxPower(aFrame->mPower);
 
     frame[0] = aFrame->mLength - IEEE802154_FCS_SIZE;
     memcpy(frame + 1, aFrame->mPsdu, aFrame->mLength);
@@ -616,13 +615,26 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NONE;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower)
+{
+    otError error = OT_ERROR_NONE;
+
+    otEXPECT_ACTION(aPower != NULL, error = OT_ERROR_INVALID_ARGS);
+    *aPower = sPower;
+
+exit:
+    return error;
+}
+
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     (void)aInstance;
 
     otLogDebgPlat(sInstance, "Radio set default TX power: %d", aPower);
 
     setTxPower(aPower);
+
+    return OT_ERROR_NONE;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/include/openthread/link.h b/include/openthread/link.h
index e6096aa39..c226435be 100644
--- a/include/openthread/link.h
+++ b/include/openthread/link.h
@@ -212,25 +212,6 @@ OTAPI otError OTCALL otLinkSetExtendedAddress(otInstance *aInstance, const otExt
  */
 OTAPI void OTCALL otLinkGetFactoryAssignedIeeeEui64(otInstance *aInstance, otExtAddress *aEui64);
 
-/**
- * This function returns the maximum transmit power setting in dBm.
- *
- * @param[in]  aInstance   A pointer to an OpenThread instance.
- *
- * @returns  The maximum transmit power setting.
- *
- */
-OTAPI int8_t OTCALL otLinkGetMaxTransmitPower(otInstance *aInstance);
-
-/**
- * This function sets the maximum transmit power in dBm.
- *
- * @param[in]  aInstance A pointer to an OpenThread instance.
- * @param[in]  aPower    The maximum transmit power in dBm.
- *
- */
-OTAPI void OTCALL otLinkSetMaxTransmitPower(otInstance *aInstance, int8_t aPower);
-
 /**
  * Get the IEEE 802.15.4 PAN ID.
  *
diff --git a/include/openthread/platform/radio.h b/include/openthread/platform/radio.h
index d216a5046..5cecaf7f6 100644
--- a/include/openthread/platform/radio.h
+++ b/include/openthread/platform/radio.h
@@ -101,7 +101,7 @@ typedef struct otRadioFrame
     uint8_t  *mPsdu;            ///< The PSDU.
     uint8_t  mLength;           ///< Length of the PSDU.
     uint8_t  mChannel;          ///< Channel used to transmit/receive the frame.
-    int8_t   mPower;            ///< Transmit/receive power in dBm.
+    int8_t   mRssi ;            ///< Received signal strength indicator in dBm for received frames.
     uint8_t  mLqi;              ///< Link Quality Indicator for received frames.
     uint8_t  mMaxTxAttempts;    ///< Max number of transmit attempts for an outbound frame.
     bool     mSecurityValid: 1; ///< Security Enabled flag is set and frame passes security checks.
@@ -451,13 +451,29 @@ int8_t otPlatRadioGetRssi(otInstance *aInstance);
 otRadioCaps otPlatRadioGetCaps(otInstance *aInstance);
 
 /**
- * Set the radio Tx power used for auto-generated frames.
+ * Get the radio's transmit power in dBm.
  *
  * @param[in] aInstance  The OpenThread instance structure.
- * @param[in] aPower     The Tx power to use in dBm.
+ * @param[out] aPower    The transmit power in dBm.
+ *
+ * @retval OT_ERROR_NONE             Successfully retrieved the transmit power.
+ * @retval OT_ERROR_INVALID_ARGS     @p aPower was NULL.
+ * @retval OT_ERROR_NOT_IMPLEMENTED  Transmit power configuration via dBm is not implemented.
  *
  */
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower);
+otError otPlatRadioGetTransmitPower(otInstance *aInstance, int8_t *aPower);
+
+/**
+ * Set the radio's transmit power in dBm.
+ *
+ * @param[in] aInstance  The OpenThread instance structure.
+ * @param[in] aPower     The transmit power in dBm.
+ *
+ * @retval OT_ERROR_NONE             Successfully set the transmit power.
+ * @retval OT_ERROR_NOT_IMPLEMENTED  Transmit power configuration via dBm is not implemented.
+ *
+ */
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower);
 
 /**
  * Get the status of promiscuous mode.
diff --git a/src/cli/README.md b/src/cli/README.md
index 5333f99d9..4924bcbb0 100644
--- a/src/cli/README.md
+++ b/src/cli/README.md
@@ -1592,20 +1592,20 @@ Done
 
 ### txpowermax
 
-Get the maximum transmit power in dBm.
+Get the transmit power in dBm.
 
 ```bash
-> txpowermax
+> txpower
 -10 dBm
 Done
 ```
 
 ### txpowermax \<txpowermax\>
 
-Set the maximum transmit power.
+Set the transmit power.
 
 ```bash
-> txpowermax -10
+> txpower -10
 Done
 ```
 
diff --git a/src/cli/cli.cpp b/src/cli/cli.cpp
index 2e6027551..8771fb3e6 100644
--- a/src/cli/cli.cpp
+++ b/src/cli/cli.cpp
@@ -216,8 +216,8 @@ const struct Command Interpreter::sCommands[] =
     { "singleton", &Interpreter::ProcessSingleton },
     { "state", &Interpreter::ProcessState },
     { "thread", &Interpreter::ProcessThread },
-    { "txpowermax", &Interpreter::ProcessTxPowerMax },
 #ifndef OTDLL
+    { "txpower", &Interpreter::ProcessTxPower },
     { "udp", &Interpreter::ProcessUdp },
 #endif
     { "version", &Interpreter::ProcessVersion },
@@ -2618,25 +2618,38 @@ exit:
     AppendResult(error);
 }
 
-void Interpreter::ProcessTxPowerMax(int argc, char *argv[])
+#ifndef OTDLL
+void Interpreter::ProcessTxPower(int argc, char *argv[])
 {
     otError error = OT_ERROR_NONE;
-    long value;
 
     if (argc == 0)
     {
-        mServer->OutputFormat("%d dBm\r\n", otLinkGetMaxTransmitPower(mInstance));
+        int8_t power;
+
+        SuccessOrExit(error = otPlatRadioGetTransmitPower(mInstance, &power));
+        mServer->OutputFormat("%d dBm\r\n", power);
     }
     else
     {
+        long value;
+
         SuccessOrExit(error = ParseLong(argv[0], value));
-        otLinkSetMaxTransmitPower(mInstance, static_cast<int8_t>(value));
+        SuccessOrExit(error = otPlatRadioSetTransmitPower(mInstance, static_cast<int8_t>(value)));
     }
 
 exit:
     AppendResult(error);
 }
 
+void Interpreter::ProcessUdp(int argc, char *argv[])
+{
+    otError error;
+    error = mUdp.Process(argc, argv);
+    AppendResult(error);
+}
+#endif
+
 void Interpreter::ProcessVersion(int argc, char *argv[])
 {
     otStringPtr version(otGetVersionString());
@@ -2646,15 +2659,6 @@ void Interpreter::ProcessVersion(int argc, char *argv[])
     OT_UNUSED_VARIABLE(argv);
 }
 
-#ifndef OTDLL
-void Interpreter::ProcessUdp(int argc, char *argv[])
-{
-    otError error;
-    error = mUdp.Process(argc, argv);
-    AppendResult(error);
-}
-#endif
-
 #if OPENTHREAD_ENABLE_COMMISSIONER && OPENTHREAD_FTD
 
 void Interpreter::ProcessCommissioner(int argc, char *argv[])
diff --git a/src/cli/cli.hpp b/src/cli/cli.hpp
index ad300de80..66a924c50 100644
--- a/src/cli/cli.hpp
+++ b/src/cli/cli.hpp
@@ -305,7 +305,10 @@ private:
     void ProcessSingleton(int argc, char *argv[]);
     void ProcessState(int argc, char *argv[]);
     void ProcessThread(int argc, char *argv[]);
-    void ProcessTxPowerMax(int argc, char *argv[]);
+#ifndef OTDLL
+    void ProcessTxPower(int argc, char *argv[]);
+    void ProcessUdp(int argc, char *argv[]);
+#endif
     void ProcessVersion(int argc, char *argv[]);
 #if OPENTHREAD_ENABLE_MAC_FILTER
     void ProcessMacFilter(int argc, char *argv[]);
@@ -321,10 +324,6 @@ private:
     void ProcessInstance(int argc, char *argv[]);
 #endif
 
-#ifndef OTDLL
-    void ProcessUdp(int argc, char *argv[]);
-#endif
-
 #ifndef OTDLL
     static void s_HandleIcmpReceive(void *aContext, otMessage *aMessage, const otMessageInfo *aMessageInfo,
                                     const otIcmp6Header *aIcmpHeader);
diff --git a/src/core/api/link_api.cpp b/src/core/api/link_api.cpp
index 4d7482a66..94be80f31 100644
--- a/src/core/api/link_api.cpp
+++ b/src/core/api/link_api.cpp
@@ -94,21 +94,6 @@ void otLinkGetFactoryAssignedIeeeEui64(otInstance *aInstance, otExtAddress *aEui
     otPlatRadioGetIeeeEui64(aInstance, aEui64->m8);
 }
 
-int8_t otLinkGetMaxTransmitPower(otInstance *aInstance)
-{
-    Instance &instance = *static_cast<Instance *>(aInstance);
-
-    return instance.GetThreadNetif().GetMac().GetMaxTransmitPower();
-}
-
-void otLinkSetMaxTransmitPower(otInstance *aInstance, int8_t aPower)
-{
-    Instance &instance = *static_cast<Instance *>(aInstance);
-
-    instance.GetThreadNetif().GetMac().SetMaxTransmitPower(aPower);
-    otPlatRadioSetDefaultTxPower(aInstance, aPower);
-}
-
 otPanId otLinkGetPanId(otInstance *aInstance)
 {
     Instance &instance = *static_cast<Instance *>(aInstance);
diff --git a/src/core/mac/mac.cpp b/src/core/mac/mac.cpp
index 97d9d719b..9514c6e94 100644
--- a/src/core/mac/mac.cpp
+++ b/src/core/mac/mac.cpp
@@ -155,7 +155,6 @@ Mac::Mac(Instance &aInstance):
     mShortAddress(kShortAddrInvalid),
     mPanId(kPanIdBroadcast),
     mChannel(OPENTHREAD_CONFIG_DEFAULT_CHANNEL),
-    mMaxTransmitPower(OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER),
     mSendHead(NULL),
     mSendTail(NULL),
     mReceiveHead(NULL),
@@ -286,7 +285,7 @@ otError Mac::ConvertBeaconToActiveScanResult(Frame *aBeaconFrame, otActiveScanRe
 
     aBeaconFrame->GetSrcPanId(aResult.mPanId);
     aResult.mChannel = aBeaconFrame->GetChannel();
-    aResult.mRssi = aBeaconFrame->GetPower();
+    aResult.mRssi = aBeaconFrame->GetRssi();
     aResult.mLqi = aBeaconFrame->GetLqi();
 
     payloadLength = aBeaconFrame->GetPayloadLength();
@@ -883,8 +882,6 @@ void Mac::HandleBeginTransmit(void)
 
     if (mCsmaAttempts == 0 && mTransmitAttempts == 0)
     {
-        sendFrame.SetPower(mMaxTransmitPower);
-
         switch (mOperation)
         {
         case kOperationActiveScan:
@@ -921,11 +918,6 @@ void Mac::HandleBeginTransmit(void)
 
         // Security Processing
         ProcessTransmitSecurity(sendFrame);
-
-        if (sendFrame.GetPower() > mMaxTransmitPower)
-        {
-            sendFrame.SetPower(mMaxTransmitPower);
-        }
     }
 
     error = RadioReceive(sendFrame.GetChannel());
@@ -1014,7 +1006,7 @@ void Mac::TransmitDoneTask(otRadioFrame *aFrame, otRadioFrame *aAckFrame, otErro
 
         if (neighbor != NULL)
         {
-            neighbor->GetLinkInfo().AddRss(GetNoiseFloor(), ackFrame->GetPower());
+            neighbor->GetLinkInfo().AddRss(GetNoiseFloor(), ackFrame->GetRssi());
         }
     }
 
@@ -1614,7 +1606,7 @@ void Mac::ReceiveDoneTask(Frame *aFrame, otError aError)
         // override with the rssi in setting
         if (rssi != OT_MAC_FILTER_FIXED_RSS_DISABLED)
         {
-            aFrame->mPower = rssi;
+            aFrame->mRssi = rssi;
         }
     }
 
@@ -1670,7 +1662,7 @@ void Mac::ReceiveDoneTask(Frame *aFrame, otError aError)
 
 #endif  // OPENTHREAD_ENABLE_MAC_FILTER
 
-        neighbor->GetLinkInfo().AddRss(GetNoiseFloor(), aFrame->mPower);
+        neighbor->GetLinkInfo().AddRss(GetNoiseFloor(), aFrame->mRssi);
 
         if (aFrame->GetSecurityEnabled() == true)
         {
diff --git a/src/core/mac/mac.hpp b/src/core/mac/mac.hpp
index 3ddd8ddff..ef428c4fc 100644
--- a/src/core/mac/mac.hpp
+++ b/src/core/mac/mac.hpp
@@ -402,22 +402,6 @@ public:
      */
     otError SetChannel(uint8_t aChannel);
 
-    /**
-     * This method returns the maximum transmit power in dBm.
-     *
-     * @returns  The maximum transmit power in dBm.
-     *
-     */
-    int8_t GetMaxTransmitPower(void) const { return mMaxTransmitPower; }
-
-    /**
-     * This method sets the maximum transmit power in dBm.
-     *
-     * @param[in]  aPower  The maximum transmit power in dBm.
-     *
-     */
-    void SetMaxTransmitPower(int8_t aPower) { mMaxTransmitPower = aPower; }
-
     /**
      * This method returns the IEEE 802.15.4 Network Name.
      *
@@ -696,7 +680,6 @@ private:
     ShortAddress mShortAddress;
     PanId mPanId;
     uint8_t mChannel;
-    int8_t mMaxTransmitPower;
 
     otNetworkName mNetworkName;
     otExtendedPanId mExtendedPanId;
diff --git a/src/core/mac/mac_frame.hpp b/src/core/mac/mac_frame.hpp
index eb6628651..44934752c 100644
--- a/src/core/mac/mac_frame.hpp
+++ b/src/core/mac/mac_frame.hpp
@@ -637,20 +637,20 @@ public:
     void SetChannel(uint8_t aChannel) { mChannel = aChannel; }
 
     /**
-     * This method returns the transmit/receive power in dBm used for transmission or reception.
+     * This method returns the RSSI in dBm used for reception.
      *
-     * @returns The transmit/receive power in dBm used for transmission or reception.
+     * @returns The RSSI in dBm used for reception.
      *
      */
-    int8_t GetPower(void) const { return mPower; }
+    int8_t GetRssi(void) const { return mRssi; }
 
     /**
-     * This method sets the transmit/receive power in dBm used for transmission or reception.
+     * This method sets the RSSI in dBm used for reception.
      *
-     * @param[in]  aPower  The transmit/receive power in dBm used for transmission or reception.
+     * @param[in]  aRssi  The RSSI in dBm used for reception.
      *
      */
-    void SetPower(int8_t aPower) { mPower = aPower; }
+    void SetRssi(int8_t aRssi) { mRssi = aRssi; }
 
     /**
      * This method returns the receive Link Quality Indicator.
diff --git a/src/core/openthread-core-default-config.h b/src/core/openthread-core-default-config.h
index 8e5f4d75f..54dc75a86 100644
--- a/src/core/openthread-core-default-config.h
+++ b/src/core/openthread-core-default-config.h
@@ -116,13 +116,13 @@
 #endif
 
 /**
- * @def OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER
+ * @def OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER
  *
- * The default IEEE 802.15.4 maximum transmit power (dBm)
+ * The default IEEE 802.15.4 transmit power (dBm)
  *
  */
-#ifndef OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER
-#define OPENTHREAD_CONFIG_DEFAULT_MAX_TRANSMIT_POWER            0
+#ifndef OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER
+#define OPENTHREAD_CONFIG_DEFAULT_TRANSMIT_POWER                0
 #endif
 
 /**
diff --git a/src/core/thread/mesh_forwarder.cpp b/src/core/thread/mesh_forwarder.cpp
index 1f35be583..fd0a39e44 100644
--- a/src/core/thread/mesh_forwarder.cpp
+++ b/src/core/thread/mesh_forwarder.cpp
@@ -1890,7 +1890,7 @@ void MeshForwarder::HandleReceivedFrame(Mac::Frame &aFrame)
 
     aFrame.GetSrcPanId(linkInfo.mPanId);
     linkInfo.mChannel = aFrame.GetChannel();
-    linkInfo.mRss = aFrame.GetPower();
+    linkInfo.mRss = aFrame.GetRssi();
     linkInfo.mLqi = aFrame.GetLqi();
     linkInfo.mLinkSecurity = aFrame.GetSecurityEnabled();
 
diff --git a/src/diag/diag_process.cpp b/src/diag/diag_process.cpp
index fc99abc19..0740f7c77 100644
--- a/src/diag/diag_process.cpp
+++ b/src/diag/diag_process.cpp
@@ -186,7 +186,6 @@ void Diag::TxPacket()
 {
     sTxPacket->mLength = sTxLen;
     sTxPacket->mChannel = sChannel;
-    sTxPacket->mPower = sTxPower;
 
     for (uint8_t i = 0; i < sTxLen; i++)
     {
@@ -368,7 +367,7 @@ void Diag::DiagReceiveDone(otInstance *aInstance, otRadioFrame *aFrame, otError
         // for sensitivity test, only record the rssi and lqi for the first packet
         if (sStats.received_packets == 0)
         {
-            sStats.first_rssi = aFrame->mPower;
+            sStats.first_rssi = aFrame->mRssi;
             sStats.first_lqi = aFrame->mLqi;
         }
 
diff --git a/src/ncp/ncp_base.cpp b/src/ncp/ncp_base.cpp
index 64705a148..d35bf091d 100644
--- a/src/ncp/ncp_base.cpp
+++ b/src/ncp/ncp_base.cpp
@@ -822,7 +822,7 @@ void NcpBase::HandleRawFrame(const otRadioFrame *aFrame)
     SuccessOrExit(mEncoder.WriteData(aFrame->mPsdu, aFrame->mLength));
 
     // Append metadata (rssi, etc)
-    SuccessOrExit(mEncoder.WriteInt8(aFrame->mPower)); // TX Power
+    SuccessOrExit(mEncoder.WriteInt8(aFrame->mRssi));  // RSSI
     SuccessOrExit(mEncoder.WriteInt8(-128));           // Noise floor (Currently unused)
     SuccessOrExit(mEncoder.WriteUint16(flags));        // Flags
 
@@ -1816,7 +1816,14 @@ otError NcpBase::GetPropertyHandler_PHY_RX_SENSITIVITY(void)
 
 otError NcpBase::GetPropertyHandler_PHY_TX_POWER(void)
 {
-    return mEncoder.WriteInt8(otLinkGetMaxTransmitPower(mInstance));
+    int8_t power;
+    otError error;
+
+    SuccessOrExit(error = otPlatRadioGetTransmitPower(mInstance, &power));
+    error = mEncoder.WriteInt8(power);
+
+exit:
+    return error;
 }
 
 otError NcpBase::SetPropertyHandler_PHY_TX_POWER(void)
@@ -1825,8 +1832,7 @@ otError NcpBase::SetPropertyHandler_PHY_TX_POWER(void)
     otError error = OT_ERROR_NONE;
 
     SuccessOrExit(error = mDecoder.ReadInt8(txPower));
-
-    otLinkSetMaxTransmitPower(mInstance, txPower);
+    error = otPlatRadioSetTransmitPower(mInstance, txPower);
 
 exit:
     return error;
diff --git a/src/ncp/ncp_base_radio.cpp b/src/ncp/ncp_base_radio.cpp
index 31f393d5a..948c44a54 100644
--- a/src/ncp/ncp_base_radio.cpp
+++ b/src/ncp/ncp_base_radio.cpp
@@ -82,7 +82,7 @@ void NcpBase::LinkRawReceiveDone(otRadioFrame *aFrame, otError aError)
     }
 
     // Append metadata (rssi, etc)
-    SuccessOrExit(mEncoder.WriteInt8(aFrame->mPower));      // TX Power
+    SuccessOrExit(mEncoder.WriteInt8(aFrame->mRssi));       // RSSI
     SuccessOrExit(mEncoder.WriteInt8(-128));                // Noise Floor (Currently unused)
     SuccessOrExit(mEncoder.WriteUint16(flags));             // Flags
 
@@ -128,7 +128,7 @@ void NcpBase::LinkRawTransmitDone(otRadioFrame *aFrame, otRadioFrame *aAckFrame,
             SuccessOrExit(mEncoder.WriteUint16(aAckFrame->mLength));
             SuccessOrExit(mEncoder.WriteData(aAckFrame->mPsdu, aAckFrame->mLength));
 
-            SuccessOrExit(mEncoder.WriteInt8(aAckFrame->mPower));    // RSSI
+            SuccessOrExit(mEncoder.WriteInt8(aAckFrame->mRssi));     // RSSI
             SuccessOrExit(mEncoder.WriteInt8(-128));                 // Noise Floor (Currently unused)
             SuccessOrExit(mEncoder.WriteUint16(0));                  // Flags
 
@@ -356,7 +356,6 @@ otError NcpBase::SetPropertyHandler_STREAM_RAW(uint8_t aHeader)
 
     SuccessOrExit(error = mDecoder.ReadDataWithLen(frameBuffer, frameLen));
     SuccessOrExit(error = mDecoder.ReadUint8(frame->mChannel));
-    SuccessOrExit(error = mDecoder.ReadInt8(frame->mPower));
 
     VerifyOrExit(frameLen <= OT_RADIO_FRAME_MAX_SIZE, error = OT_ERROR_PARSE);
 
diff --git a/tests/fuzz/fuzzer_platform.c b/tests/fuzz/fuzzer_platform.c
index 879361234..2814a63c5 100644
--- a/tests/fuzz/fuzzer_platform.c
+++ b/tests/fuzz/fuzzer_platform.c
@@ -238,10 +238,11 @@ otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint1
     return OT_ERROR_NOT_IMPLEMENTED;
 }
 
-void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
 {
     (void)aInstance;
     (void)aPower;
+    return OT_ERROR_NOT_IMPLEMENTED;
 }
 
 int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)
diff --git a/tests/unit/test_platform.cpp b/tests/unit/test_platform.cpp
index a5cb4696c..c84f9c43c 100644
--- a/tests/unit/test_platform.cpp
+++ b/tests/unit/test_platform.cpp
@@ -392,10 +392,11 @@ extern "C" {
         return OT_ERROR_NOT_IMPLEMENTED;
     }
 
-    void otPlatRadioSetDefaultTxPower(otInstance *aInstance, int8_t aPower)
+    otError otPlatRadioSetTransmitPower(otInstance *aInstance, int8_t aPower)
     {
         (void)aInstance;
         (void)aPower;
+        return OT_ERROR_NOT_IMPLEMENTED;
     }
 
     int8_t otPlatRadioGetReceiveSensitivity(otInstance *aInstance)