[VOL-3380] Functional area specific logging

Change-Id: I67414da013d8fc82827fcdb69d4f8a34040625d3
diff --git a/internal/pkg/avcfg/omci_ani_config.go b/internal/pkg/avcfg/omci_ani_config.go
new file mode 100755
index 0000000..6ade746
--- /dev/null
+++ b/internal/pkg/avcfg/omci_ani_config.go
@@ -0,0 +1,1819 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//Package avcfg provides anig and vlan configuration functionality
+package avcfg
+
+import (
+	"context"
+	"encoding/binary"
+	"fmt"
+	"net"
+	"strconv"
+	"sync"
+	"time"
+
+	"github.com/cevaris/ordered_map"
+	"github.com/looplab/fsm"
+	"github.com/opencord/omci-lib-go"
+	me "github.com/opencord/omci-lib-go/generated"
+	"github.com/opencord/voltha-lib-go/v7/pkg/log"
+
+	//ic "github.com/opencord/voltha-protos/v5/go/inter_container"
+	//"github.com/opencord/voltha-protos/v5/go/openflow_13"
+	//"github.com/opencord/voltha-protos/v5/go/voltha"
+	cmn "github.com/opencord/voltha-openonu-adapter-go/internal/pkg/common"
+	"github.com/opencord/voltha-openonu-adapter-go/internal/pkg/devdb"
+)
+
+const (
+	// events of config PON ANI port FSM
+	aniEvStart             = "aniEvStart"
+	aniEvStartConfig       = "aniEvStartConfig"
+	aniEvRxDot1pmapCResp   = "aniEvRxDot1pmapCResp"
+	aniEvRxMbpcdResp       = "aniEvRxMbpcdResp"
+	aniEvRxTcontsResp      = "aniEvRxTcontsResp"
+	aniEvRxGemntcpsResp    = "aniEvRxGemntcpsResp"
+	aniEvRxGemiwsResp      = "aniEvRxGemiwsResp"
+	aniEvRxPrioqsResp      = "aniEvRxPrioqsResp"
+	aniEvRxDot1pmapSResp   = "aniEvRxDot1pmapSResp"
+	aniEvRemGemiw          = "aniEvRemGemiw"
+	aniEvWaitFlowRem       = "aniEvWaitFlowRem"
+	aniEvFlowRemDone       = "aniEvFlowRemDone"
+	aniEvRxRemGemiwResp    = "aniEvRxRemGemiwResp"
+	aniEvRxRemGemntpResp   = "aniEvRxRemGemntpResp"
+	aniEvRxRemTdResp       = "aniEvRxRemTdResp"
+	aniEvRemTcontPath      = "aniEvRemTcontPath"
+	aniEvRxResetTcontResp  = "aniEvRxResetTcontResp"
+	aniEvRxRem1pMapperResp = "aniEvRxRem1pMapperResp"
+	aniEvRxRemAniBPCDResp  = "aniEvRxRemAniBPCDResp"
+	aniEvTimeoutSimple     = "aniEvTimeoutSimple"
+	aniEvTimeoutMids       = "aniEvTimeoutMids"
+	aniEvReset             = "aniEvReset"
+	aniEvRestart           = "aniEvRestart"
+	aniEvSkipOmciConfig    = "aniEvSkipOmciConfig"
+	aniEvRemGemDone        = "aniEvRemGemDone"
+)
+const (
+	// states of config PON ANI port FSM
+	aniStDisabled            = "aniStDisabled"
+	aniStStarting            = "aniStStarting"
+	aniStCreatingDot1PMapper = "aniStCreatingDot1PMapper"
+	aniStCreatingMBPCD       = "aniStCreatingMBPCD"
+	aniStSettingTconts       = "aniStSettingTconts"
+	aniStCreatingGemNCTPs    = "aniStCreatingGemNCTPs"
+	aniStCreatingGemIWs      = "aniStCreatingGemIWs"
+	aniStSettingPQs          = "aniStSettingPQs"
+	aniStSettingDot1PMapper  = "aniStSettingDot1PMapper"
+	aniStConfigDone          = "aniStConfigDone"
+	aniStRemovingGemIW       = "aniStRemovingGemIW"
+	aniStWaitingFlowRem      = "aniStWaitingFlowRem"
+	aniStRemovingGemNCTP     = "aniStRemovingGemNCTP"
+	aniStRemovingTD          = "aniStRemovingTD"
+	aniStResetTcont          = "aniStResetTcont"
+	aniStRemDot1PMapper      = "aniStRemDot1PMapper"
+	aniStRemAniBPCD          = "aniStRemAniBPCD"
+	aniStRemoveDone          = "aniStRemoveDone"
+	aniStResetting           = "aniStResetting"
+)
+
+const (
+	bitTrafficSchedulerPtrSetPermitted = 0x0002 // Refer section 9.1.2 ONU-2G, table for "Quality of service (QoS) configuration flexibility" IE
+)
+
+// CAniFsmIdleState - TODO: add comment
+const CAniFsmIdleState = aniStConfigDone
+
+type ponAniGemPortAttribs struct {
+	gemPortID      uint16
+	upQueueID      uint16
+	downQueueID    uint16
+	direction      uint8
+	qosPolicy      string
+	weight         uint8
+	pbitString     string
+	isMulticast    bool
+	multicastGemID uint16
+	staticACL      string
+	dynamicACL     string
+}
+
+//UniPonAniConfigFsm defines the structure for the state machine to config the PON ANI ports of ONU UNI ports via OMCI
+type UniPonAniConfigFsm struct {
+	deviceID                 string
+	pDeviceHandler           cmn.IdeviceHandler
+	pOnuDeviceEntry          cmn.IonuDeviceEntry
+	pOmciCC                  *cmn.OmciCC
+	pOnuUniPort              *cmn.OnuUniPort
+	pUniTechProf             *OnuUniTechProf
+	pOnuDB                   *devdb.OnuDeviceDB
+	techProfileID            uint8
+	uniTpKey                 uniTP
+	requestEvent             cmn.OnuDeviceEvent
+	mutexIsAwaitingResponse  sync.RWMutex
+	isCanceled               bool
+	isAwaitingResponse       bool
+	omciMIdsResponseReceived chan bool //separate channel needed for checking multiInstance OMCI message responses
+	PAdaptFsm                *cmn.AdapterFsm
+	chSuccess                chan<- uint8
+	procStep                 uint8
+	mutexChanSet             sync.RWMutex
+	chanSet                  bool
+	mapperSP0ID              uint16
+	macBPCD0ID               uint16
+	tcont0ID                 uint16
+	alloc0ID                 uint16
+	gemPortAttribsSlice      []ponAniGemPortAttribs
+	mutexPLastTxMeInstance   sync.RWMutex
+	pLastTxMeInstance        *me.ManagedEntity
+	requestEventOffset       uint8 //used to indicate ConfigDone or Removed using successor (enum)
+	isWaitingForFlowDelete   bool
+	waitFlowDeleteChannel    chan bool
+	tcontSetBefore           bool
+}
+
+//NewUniPonAniConfigFsm is the 'constructor' for the state machine to config the PON ANI ports of ONU UNI ports via OMCI
+func NewUniPonAniConfigFsm(ctx context.Context, apDevOmciCC *cmn.OmciCC, apUniPort *cmn.OnuUniPort, apUniTechProf *OnuUniTechProf,
+	apOnuDB *devdb.OnuDeviceDB, aTechProfileID uint8, aRequestEvent cmn.OnuDeviceEvent, aName string,
+	apDeviceHandler cmn.IdeviceHandler, apOnuDeviceEntry cmn.IonuDeviceEntry, aCommChannel chan cmn.Message) *UniPonAniConfigFsm {
+	instFsm := &UniPonAniConfigFsm{
+		pDeviceHandler:  apDeviceHandler,
+		pOnuDeviceEntry: apOnuDeviceEntry,
+		deviceID:        apDeviceHandler.GetDeviceID(),
+		pOmciCC:         apDevOmciCC,
+		pOnuUniPort:     apUniPort,
+		pUniTechProf:    apUniTechProf,
+		pOnuDB:          apOnuDB,
+		techProfileID:   aTechProfileID,
+		requestEvent:    aRequestEvent,
+		chanSet:         false,
+		tcontSetBefore:  false,
+	}
+	instFsm.uniTpKey = uniTP{uniID: apUniPort.UniID, tpID: aTechProfileID}
+	instFsm.waitFlowDeleteChannel = make(chan bool)
+
+	instFsm.PAdaptFsm = cmn.NewAdapterFsm(aName, instFsm.deviceID, aCommChannel)
+	if instFsm.PAdaptFsm == nil {
+		logger.Errorw(ctx, "UniPonAniConfigFsm's cmn.AdapterFsm could not be instantiated!!", log.Fields{
+			"device-id": instFsm.deviceID})
+		return nil
+	}
+
+	instFsm.PAdaptFsm.PFsm = fsm.NewFSM(
+		aniStDisabled,
+		fsm.Events{
+
+			{Name: aniEvStart, Src: []string{aniStDisabled}, Dst: aniStStarting},
+
+			//Note: .1p-Mapper and MBPCD might also have multi instances (per T-Cont) - by now only one 1 T-Cont considered!
+			{Name: aniEvStartConfig, Src: []string{aniStStarting}, Dst: aniStCreatingDot1PMapper},
+			{Name: aniEvRxDot1pmapCResp, Src: []string{aniStCreatingDot1PMapper}, Dst: aniStCreatingMBPCD},
+			{Name: aniEvRxMbpcdResp, Src: []string{aniStCreatingMBPCD}, Dst: aniStSettingTconts},
+			{Name: aniEvRxTcontsResp, Src: []string{aniStSettingTconts}, Dst: aniStCreatingGemNCTPs},
+			// the creatingGemNCTPs state is used for multi ME config if required for all configured/available GemPorts
+			{Name: aniEvRxGemntcpsResp, Src: []string{aniStCreatingGemNCTPs}, Dst: aniStCreatingGemIWs},
+			// the creatingGemIWs state is used for multi ME config if required for all configured/available GemPorts
+			{Name: aniEvRxGemiwsResp, Src: []string{aniStCreatingGemIWs}, Dst: aniStSettingPQs},
+			// the settingPQs state is used for multi ME config if required for all configured/available upstream PriorityQueues
+			{Name: aniEvRxPrioqsResp, Src: []string{aniStSettingPQs}, Dst: aniStSettingDot1PMapper},
+			{Name: aniEvRxDot1pmapSResp, Src: []string{aniStSettingDot1PMapper}, Dst: aniStConfigDone},
+
+			//for removing Gem related resources
+			{Name: aniEvRemGemiw, Src: []string{aniStConfigDone}, Dst: aniStRemovingGemIW},
+			{Name: aniEvWaitFlowRem, Src: []string{aniStRemovingGemIW}, Dst: aniStWaitingFlowRem},
+			{Name: aniEvFlowRemDone, Src: []string{aniStWaitingFlowRem}, Dst: aniStRemovingGemIW},
+			{Name: aniEvRxRemGemiwResp, Src: []string{aniStRemovingGemIW}, Dst: aniStRemovingGemNCTP},
+			{Name: aniEvRxRemGemntpResp, Src: []string{aniStRemovingGemNCTP}, Dst: aniStRemovingTD},
+			{Name: aniEvRxRemTdResp, Src: []string{aniStRemovingTD}, Dst: aniStRemDot1PMapper},
+			{Name: aniEvRemGemDone, Src: []string{aniStRemDot1PMapper}, Dst: aniStConfigDone},
+			{Name: aniEvRxRem1pMapperResp, Src: []string{aniStRemDot1PMapper}, Dst: aniStRemAniBPCD},
+			{Name: aniEvRxRemAniBPCDResp, Src: []string{aniStRemAniBPCD}, Dst: aniStRemoveDone},
+
+			//for removing TCONT related resources
+			{Name: aniEvRemTcontPath, Src: []string{aniStConfigDone}, Dst: aniStResetTcont},
+			{Name: aniEvRxResetTcontResp, Src: []string{aniStResetTcont}, Dst: aniStConfigDone},
+
+			{Name: aniEvTimeoutSimple, Src: []string{aniStCreatingDot1PMapper, aniStCreatingMBPCD, aniStSettingTconts, aniStSettingDot1PMapper,
+				aniStRemovingGemIW, aniStRemovingGemNCTP, aniStRemovingTD,
+				aniStResetTcont, aniStRemDot1PMapper, aniStRemAniBPCD, aniStRemoveDone}, Dst: aniStStarting},
+			{Name: aniEvTimeoutMids, Src: []string{
+				aniStCreatingGemNCTPs, aniStCreatingGemIWs, aniStSettingPQs}, Dst: aniStStarting},
+
+			// exceptional treatment for all states except aniStResetting
+			{Name: aniEvReset, Src: []string{aniStStarting, aniStCreatingDot1PMapper, aniStCreatingMBPCD,
+				aniStSettingTconts, aniStCreatingGemNCTPs, aniStCreatingGemIWs, aniStSettingPQs, aniStSettingDot1PMapper,
+				aniStConfigDone, aniStRemovingGemIW, aniStWaitingFlowRem, aniStRemovingGemNCTP, aniStRemovingTD,
+				aniStResetTcont, aniStRemDot1PMapper, aniStRemAniBPCD, aniStRemoveDone}, Dst: aniStResetting},
+			// the only way to get to resource-cleared disabled state again is via "resseting"
+			{Name: aniEvRestart, Src: []string{aniStResetting}, Dst: aniStDisabled},
+			{Name: aniEvSkipOmciConfig, Src: []string{aniStStarting}, Dst: aniStConfigDone},
+		},
+
+		fsm.Callbacks{
+			"enter_state":                         func(e *fsm.Event) { instFsm.PAdaptFsm.LogFsmStateChange(ctx, e) },
+			("enter_" + aniStStarting):            func(e *fsm.Event) { instFsm.enterConfigStartingState(ctx, e) },
+			("enter_" + aniStCreatingDot1PMapper): func(e *fsm.Event) { instFsm.enterCreatingDot1PMapper(ctx, e) },
+			("enter_" + aniStCreatingMBPCD):       func(e *fsm.Event) { instFsm.enterCreatingMBPCD(ctx, e) },
+			("enter_" + aniStSettingTconts):       func(e *fsm.Event) { instFsm.enterSettingTconts(ctx, e) },
+			("enter_" + aniStCreatingGemNCTPs):    func(e *fsm.Event) { instFsm.enterCreatingGemNCTPs(ctx, e) },
+			("enter_" + aniStCreatingGemIWs):      func(e *fsm.Event) { instFsm.enterCreatingGemIWs(ctx, e) },
+			("enter_" + aniStSettingPQs):          func(e *fsm.Event) { instFsm.enterSettingPQs(ctx, e) },
+			("enter_" + aniStSettingDot1PMapper):  func(e *fsm.Event) { instFsm.enterSettingDot1PMapper(ctx, e) },
+			("enter_" + aniStConfigDone):          func(e *fsm.Event) { instFsm.enterAniConfigDone(ctx, e) },
+			("enter_" + aniStRemovingGemIW):       func(e *fsm.Event) { instFsm.enterRemovingGemIW(ctx, e) },
+			("enter_" + aniStWaitingFlowRem):      func(e *fsm.Event) { instFsm.enterWaitingFlowRem(ctx, e) },
+			("enter_" + aniStRemovingGemNCTP):     func(e *fsm.Event) { instFsm.enterRemovingGemNCTP(ctx, e) },
+			("enter_" + aniStRemovingTD):          func(e *fsm.Event) { instFsm.enterRemovingTD(ctx, e) },
+			("enter_" + aniStResetTcont):          func(e *fsm.Event) { instFsm.enterResettingTcont(ctx, e) },
+			("enter_" + aniStRemDot1PMapper):      func(e *fsm.Event) { instFsm.enterRemoving1pMapper(ctx, e) },
+			("enter_" + aniStRemAniBPCD):          func(e *fsm.Event) { instFsm.enterRemovingAniBPCD(ctx, e) },
+			("enter_" + aniStRemoveDone):          func(e *fsm.Event) { instFsm.enterAniRemoveDone(ctx, e) },
+			("enter_" + aniStResetting):           func(e *fsm.Event) { instFsm.enterResettingState(ctx, e) },
+			("enter_" + aniStDisabled):            func(e *fsm.Event) { instFsm.enterDisabledState(ctx, e) },
+		},
+	)
+	if instFsm.PAdaptFsm.PFsm == nil {
+		logger.Errorw(ctx, "UniPonAniConfigFsm's Base FSM could not be instantiated!!", log.Fields{
+			"device-id": instFsm.deviceID})
+		return nil
+	}
+
+	logger.Debugw(ctx, "UniPonAniConfigFsm created", log.Fields{"device-id": instFsm.deviceID})
+	return instFsm
+}
+
+//setFsmCompleteChannel sets the requested channel and channel result for transfer on success
+func (oFsm *UniPonAniConfigFsm) setFsmCompleteChannel(aChSuccess chan<- uint8, aProcStep uint8) {
+	oFsm.chSuccess = aChSuccess
+	oFsm.procStep = aProcStep
+	oFsm.setChanSet(true)
+}
+
+//CancelProcessing ensures that suspended processing at waiting on some response is aborted and reset of FSM
+func (oFsm *UniPonAniConfigFsm) CancelProcessing(ctx context.Context) {
+	//early indication about started reset processing
+	oFsm.pUniTechProf.setProfileResetting(ctx, oFsm.pOnuUniPort.UniID, oFsm.techProfileID, true)
+	//mutex protection is required for possible concurrent access to FSM members
+	oFsm.mutexIsAwaitingResponse.Lock()
+	oFsm.isCanceled = true
+	if oFsm.isAwaitingResponse {
+		//attention: for an unbuffered channel the sender is blocked until the value is received (processed)!
+		// accordingly the mutex must be released before sending to channel here (mutex acquired in receiver)
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		//use channel to indicate that the response waiting shall be aborted
+		oFsm.omciMIdsResponseReceived <- false
+	} else {
+		oFsm.mutexIsAwaitingResponse.Unlock()
+	}
+
+	oFsm.mutexIsAwaitingResponse.Lock()
+	if oFsm.isWaitingForFlowDelete {
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		//use channel to indicate that the response waiting shall be aborted
+		oFsm.waitFlowDeleteChannel <- false
+	} else {
+		oFsm.mutexIsAwaitingResponse.Unlock()
+	}
+
+	// in any case (even if it might be automatically requested by above cancellation of waiting) ensure resetting the FSM
+	PAdaptFsm := oFsm.PAdaptFsm
+	if PAdaptFsm != nil {
+		// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+		go func(aPAFsm *cmn.AdapterFsm) {
+			if aPAFsm.PFsm != nil {
+				_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			}
+		}(PAdaptFsm)
+	}
+
+	// possible access conflicts on internal data by next needed data clearance
+	//   are avoided by using mutexTPState also from within clearAniSideConfig
+	//   do not try to lock TpProcMutex here as done in previous code version
+	//   as it may result in deadlock situations (as observed at soft-reboot handling where
+	//   TpProcMutex is already locked by some ongoing TechProfile config/removal processing
+	//remove all TechProf related internal data to allow for new configuration
+	oFsm.pUniTechProf.clearAniSideConfig(ctx, oFsm.pOnuUniPort.UniID, oFsm.techProfileID)
+}
+
+//nolint: gocyclo
+//TODO:visit here for refactoring for gocyclo
+func (oFsm *UniPonAniConfigFsm) prepareAndEnterConfigState(ctx context.Context, aPAFsm *cmn.AdapterFsm) {
+	if aPAFsm != nil && aPAFsm.PFsm != nil {
+		var err error
+		oFsm.mapperSP0ID, err = cmn.GenerateIeeMaperServiceProfileEID(uint16(oFsm.pOnuUniPort.MacBpNo), uint16(oFsm.techProfileID))
+		if err != nil {
+			logger.Errorw(ctx, "error generating maper id", log.Fields{"device-id": oFsm.deviceID,
+				"techProfileID": oFsm.techProfileID, "error": err})
+			return
+		}
+		oFsm.macBPCD0ID, err = cmn.GenerateANISideMBPCDEID(uint16(oFsm.pOnuUniPort.MacBpNo), uint16(oFsm.techProfileID))
+		if err != nil {
+			logger.Errorw(ctx, "error generating mbpcd id", log.Fields{"device-id": oFsm.deviceID,
+				"techProfileID": oFsm.techProfileID, "error": err})
+			return
+		}
+		logger.Debugw(ctx, "generated ids for ani config", log.Fields{"mapperSP0ID": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
+			"macBPCD0ID": strconv.FormatInt(int64(oFsm.macBPCD0ID), 16), "device-id": oFsm.deviceID,
+			"macBpNo": oFsm.pOnuUniPort.MacBpNo, "techProfileID": oFsm.techProfileID})
+		if oFsm.pOnuDeviceEntry == nil {
+			logger.Errorw(ctx, "No valid OnuDevice - aborting", log.Fields{"device-id": oFsm.deviceID})
+			return
+		}
+		tcontInstID, tcontAlreadyExist, err := oFsm.pOnuDeviceEntry.AllocateFreeTcont(ctx, oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].tcontParams.allocID)
+		if err != nil {
+			logger.Errorw(ctx, "No TCont instances found", log.Fields{"device-id": oFsm.deviceID, "err": err})
+			//reset the state machine to enable usage on subsequent requests
+			_ = aPAFsm.PFsm.Event(aniEvReset)
+			return
+		}
+		oFsm.tcont0ID = tcontInstID
+		oFsm.tcontSetBefore = tcontAlreadyExist
+		logger.Debugw(ctx, "used-tcont-instance-id", log.Fields{"tcont-inst-id": oFsm.tcont0ID,
+			"alloc-id":          oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].tcontParams.allocID,
+			"tcontAlreadyExist": tcontAlreadyExist,
+			"device-id":         oFsm.deviceID})
+
+		// Access critical state with lock
+		oFsm.pUniTechProf.mutexTPState.RLock()
+		oFsm.alloc0ID = oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].tcontParams.allocID
+		mapGemPortParams := oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].mapGemPortParams
+		oFsm.pUniTechProf.mutexTPState.RUnlock()
+
+		//for all TechProfile set GemIndices
+		for _, gemEntry := range mapGemPortParams {
+			loGemPortAttribs := ponAniGemPortAttribs{}
+
+			//collect all GemConfigData in a separate Fsm related slice (needed also to avoid mix-up with unsorted mapPonAniConfig)
+
+			if queueInstKeys := oFsm.pOnuDB.GetSortedInstKeys(ctx, me.PriorityQueueClassID); len(queueInstKeys) > 0 {
+
+				loGemPortAttribs.gemPortID = gemEntry.gemPortID
+				// MibDb usage: upstream PrioQueue.RelatedPort = xxxxyyyy with xxxx=TCont.Entity(incl. slot) and yyyy=prio
+				// i.e.: search PrioQueue list with xxxx=actual T-Cont.Entity,
+				// from that list use the PrioQueue.Entity with  gemEntry.prioQueueIndex == yyyy (expect 0..7)
+				usQrelPortMask := uint32((((uint32)(oFsm.tcont0ID)) << 16) + uint32(gemEntry.prioQueueIndex))
+
+				// MibDb usage: downstream PrioQueue.RelatedPort = xxyyzzzz with xx=slot, yy=UniPort and zzzz=prio
+				// i.e.: search PrioQueue list with yy=actual pOnuUniPort.UniID,
+				// from that list use the PrioQueue.Entity with gemEntry.prioQueueIndex == zzzz (expect 0..7)
+				// Note: As we do not maintain any slot numbering, slot number will be excluded from seatch pattern.
+				//       Furthermore OMCI Onu port-Id is expected to start with 1 (not 0).
+				dsQrelPortMask := uint32((((uint32)(oFsm.pOnuUniPort.UniID + 1)) << 16) + uint32(gemEntry.prioQueueIndex))
+
+				usQueueFound := false
+				dsQueueFound := false
+				for _, mgmtEntityID := range queueInstKeys {
+					if meAttributes := oFsm.pOnuDB.GetMe(me.PriorityQueueClassID, mgmtEntityID); meAttributes != nil {
+						returnVal := meAttributes["RelatedPort"]
+						if returnVal != nil {
+							if relatedPort, err := oFsm.pOnuDB.GetUint32Attrib(returnVal); err == nil {
+								if relatedPort == usQrelPortMask {
+									loGemPortAttribs.upQueueID = mgmtEntityID
+									logger.Debugw(ctx, "UpQueue for GemPort found:", log.Fields{"gemPortID": loGemPortAttribs.gemPortID,
+										"upQueueID": strconv.FormatInt(int64(loGemPortAttribs.upQueueID), 16), "device-id": oFsm.deviceID})
+									usQueueFound = true
+								} else if (relatedPort&0xFFFFFF) == dsQrelPortMask && mgmtEntityID < 0x8000 {
+									loGemPortAttribs.downQueueID = mgmtEntityID
+									logger.Debugw(ctx, "DownQueue for GemPort found:", log.Fields{"gemPortID": loGemPortAttribs.gemPortID,
+										"downQueueID": strconv.FormatInt(int64(loGemPortAttribs.downQueueID), 16), "device-id": oFsm.deviceID})
+									dsQueueFound = true
+								}
+								if usQueueFound && dsQueueFound {
+									break
+								}
+							} else {
+								logger.Warnw(ctx, "Could not convert attribute value", log.Fields{"device-id": oFsm.deviceID})
+							}
+						} else {
+							logger.Warnw(ctx, "'RelatedPort' not found in meAttributes:", log.Fields{"device-id": oFsm.deviceID})
+						}
+					} else {
+						logger.Warnw(ctx, "No attributes available in DB:", log.Fields{"meClassID": me.PriorityQueueClassID,
+							"mgmtEntityID": mgmtEntityID, "device-id": oFsm.deviceID})
+					}
+				}
+			} else {
+				logger.Warnw(ctx, "No PriorityQueue instances found", log.Fields{"device-id": oFsm.deviceID})
+			}
+			loGemPortAttribs.direction = gemEntry.direction
+			loGemPortAttribs.qosPolicy = gemEntry.queueSchedPolicy
+			loGemPortAttribs.weight = gemEntry.queueWeight
+			loGemPortAttribs.pbitString = gemEntry.pbitString
+
+			if gemEntry.isMulticast {
+				//TODO this might effectively ignore the for loop starting at line 316
+				loGemPortAttribs.gemPortID = gemEntry.multicastGemPortID
+				loGemPortAttribs.isMulticast = true
+				loGemPortAttribs.multicastGemID = gemEntry.multicastGemPortID
+				loGemPortAttribs.staticACL = gemEntry.staticACL
+				loGemPortAttribs.dynamicACL = gemEntry.dynamicACL
+
+				logger.Debugw(ctx, "Multicast GemPort attributes:", log.Fields{
+					"gemPortID":      loGemPortAttribs.gemPortID,
+					"isMulticast":    loGemPortAttribs.isMulticast,
+					"multicastGemID": loGemPortAttribs.multicastGemID,
+					"staticACL":      loGemPortAttribs.staticACL,
+					"dynamicACL":     loGemPortAttribs.dynamicACL,
+					"device-id":      oFsm.deviceID,
+				})
+
+			} else {
+				logger.Debugw(ctx, "Upstream GemPort attributes:", log.Fields{
+					"gemPortID":      loGemPortAttribs.gemPortID,
+					"upQueueID":      loGemPortAttribs.upQueueID,
+					"downQueueID":    loGemPortAttribs.downQueueID,
+					"pbitString":     loGemPortAttribs.pbitString,
+					"prioQueueIndex": gemEntry.prioQueueIndex,
+					"device-id":      oFsm.deviceID,
+				})
+			}
+
+			oFsm.gemPortAttribsSlice = append(oFsm.gemPortAttribsSlice, loGemPortAttribs)
+		}
+		if !oFsm.pDeviceHandler.IsSkipOnuConfigReconciling() {
+			_ = aPAFsm.PFsm.Event(aniEvStartConfig)
+		} else {
+			logger.Debugw(ctx, "reconciling - skip omci-config of ANI side ", log.Fields{"device-id": oFsm.deviceID})
+			_ = aPAFsm.PFsm.Event(aniEvSkipOmciConfig)
+		}
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) enterConfigStartingState(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm start", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	// in case the used channel is not yet defined (can be re-used after restarts)
+	if oFsm.omciMIdsResponseReceived == nil {
+		oFsm.omciMIdsResponseReceived = make(chan bool)
+		logger.Debug(ctx, "UniPonAniConfigFsm - OMCI multiInstance RxChannel defined")
+	} else {
+		// as we may 're-use' this instance of FSM and the connected channel
+		// make sure there is no 'lingering' request in the already existing channel:
+		// (simple loop sufficient as we are the only receiver)
+		for len(oFsm.omciMIdsResponseReceived) > 0 {
+			<-oFsm.omciMIdsResponseReceived
+		}
+	}
+	//ensure internal slices are empty (which might be set from previous run) - release memory
+	oFsm.gemPortAttribsSlice = nil
+	oFsm.mutexIsAwaitingResponse.Lock()
+	//reset the canceled state possibly existing from previous reset
+	oFsm.isCanceled = false
+	oFsm.mutexIsAwaitingResponse.Unlock()
+
+	// start go routine for processing of ANI config messages
+	go oFsm.processOmciAniMessages(ctx)
+
+	//let the state machine run forward from here directly
+	pConfigAniStateAFsm := oFsm.PAdaptFsm
+	if pConfigAniStateAFsm != nil {
+		// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+		go oFsm.prepareAndEnterConfigState(ctx, pConfigAniStateAFsm)
+
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) enterCreatingDot1PMapper(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm Tx Create::Dot1PMapper", log.Fields{
+		"EntitytId": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	oFsm.requestEventOffset = 0 //0 offset for last config request activity
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendCreateDot1PMapper(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.mapperSP0ID, oFsm.PAdaptFsm.CommChan)
+	if err != nil {
+		logger.Errorw(ctx, "Dot1PMapper create failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	//accept also nil as (error) return value for writing to LastTx
+	//  - this avoids misinterpretation of new received OMCI messages
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+
+}
+
+func (oFsm *UniPonAniConfigFsm) enterCreatingMBPCD(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm Tx Create::MBPCD", log.Fields{
+		"EntitytId": strconv.FormatInt(int64(oFsm.macBPCD0ID), 16),
+		"TPPtr":     strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	bridgePtr := cmn.MacBridgeServiceProfileEID + uint16(oFsm.pOnuUniPort.MacBpNo) //cmp also omci_cc.go::sendCreateMBServiceProfile
+	meParams := me.ParamData{
+		EntityID: oFsm.macBPCD0ID,
+		Attributes: me.AttributeValueMap{
+			"BridgeIdPointer": bridgePtr,
+			"PortNum":         0xFF, //fixed unique ANI side indication
+			"TpType":          3,    //for .1PMapper
+			"TpPointer":       oFsm.mapperSP0ID,
+		},
+	}
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendCreateMBPConfigDataVar(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, meParams)
+	if err != nil {
+		logger.Errorw(ctx, "MBPConfigDataVar create failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	//accept also nil as (error) return value for writing to LastTx
+	//  - this avoids misinterpretation of new received OMCI messages
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+
+}
+
+func (oFsm *UniPonAniConfigFsm) enterSettingTconts(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm Tx Set::Tcont", log.Fields{
+		"EntitytId": strconv.FormatInt(int64(oFsm.tcont0ID), 16),
+		"AllocId":   strconv.FormatInt(int64(oFsm.alloc0ID), 16),
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID,
+		"tcontExist": oFsm.tcontSetBefore})
+	//If tcont was set before, then no need to set it again. Let state machine to proceed.
+	if oFsm.tcontSetBefore {
+		go func(aPAFsm *cmn.AdapterFsm) {
+			if aPAFsm != nil && aPAFsm.PFsm != nil {
+				_ = aPAFsm.PFsm.Event(aniEvRxTcontsResp)
+			}
+		}(oFsm.PAdaptFsm)
+		return
+	}
+	meParams := me.ParamData{
+		EntityID: oFsm.tcont0ID,
+		Attributes: me.AttributeValueMap{
+			"AllocId": oFsm.alloc0ID,
+		},
+	}
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendSetTcontVar(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, meParams)
+	if err != nil {
+		logger.Errorw(ctx, "TcontVar set failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	//accept also nil as (error) return value for writing to LastTx
+	//  - this avoids misinterpretation of new received OMCI messages
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+
+}
+
+func (oFsm *UniPonAniConfigFsm) enterCreatingGemNCTPs(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start creating GemNWCtp loop", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	go oFsm.performCreatingGemNCTPs(ctx)
+}
+
+func (oFsm *UniPonAniConfigFsm) enterCreatingGemIWs(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start creating GemIwTP loop", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	go oFsm.performCreatingGemIWs(ctx)
+}
+
+func (oFsm *UniPonAniConfigFsm) enterSettingPQs(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start setting PrioQueue loop", log.Fields{
+		"in state": e.FSM.Current(), "device-id": oFsm.deviceID})
+	go oFsm.performSettingPQs(ctx)
+}
+
+func (oFsm *UniPonAniConfigFsm) enterSettingDot1PMapper(ctx context.Context, e *fsm.Event) {
+
+	logger.Debugw(ctx, "UniPonAniConfigFsm Tx Set::.1pMapper with all PBits set", log.Fields{"EntitytId": 0x8042, /*cmp above*/
+		"toGemIw":   1024, /* cmp above */
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+
+	logger.Debugw(ctx, "UniPonAniConfigFsm Tx Set::1pMapper", log.Fields{
+		"EntitytId": strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
+		"in state":  e.FSM.Current(), "device-id": oFsm.deviceID})
+
+	meParams := me.ParamData{
+		EntityID:   oFsm.mapperSP0ID,
+		Attributes: make(me.AttributeValueMap),
+	}
+
+	//assign the GemPorts according to the configured Prio
+	var loPrioGemPortArray [8]uint16
+	for _, gemPortAttribs := range oFsm.gemPortAttribsSlice {
+		if gemPortAttribs.isMulticast {
+			logger.Debugw(ctx, "UniPonAniConfigFsm Port is Multicast, ignoring .1pMapper", log.Fields{
+				"device-id": oFsm.deviceID, "GemPort": gemPortAttribs.gemPortID,
+				"prioString": gemPortAttribs.pbitString})
+			continue
+		}
+		if gemPortAttribs.pbitString == "" {
+			logger.Warnw(ctx, "UniPonAniConfigFsm PrioString empty string error", log.Fields{
+				"device-id": oFsm.deviceID, "GemPort": gemPortAttribs.gemPortID,
+				"prioString": gemPortAttribs.pbitString})
+			continue
+		}
+		for i := 0; i < 8; i++ {
+			// "lenOfPbitMap(8) - i + 1" will give i-th pbit value from LSB position in the pbit map string
+			if prio, err := strconv.Atoi(string(gemPortAttribs.pbitString[7-i])); err == nil {
+				if prio == 1 { // Check this p-bit is set
+					if loPrioGemPortArray[i] == 0 {
+						loPrioGemPortArray[i] = gemPortAttribs.gemPortID //gemPortId=EntityID and unique
+					} else {
+						logger.Warnw(ctx, "UniPonAniConfigFsm PrioString not unique", log.Fields{
+							"device-id": oFsm.deviceID, "IgnoredGemPort": gemPortAttribs.gemPortID,
+							"SetGemPort": loPrioGemPortArray[i]})
+					}
+				}
+			} else {
+				logger.Warnw(ctx, "UniPonAniConfigFsm PrioString evaluation error", log.Fields{
+					"device-id": oFsm.deviceID, "GemPort": gemPortAttribs.gemPortID,
+					"prioString": gemPortAttribs.pbitString, "position": i})
+			}
+
+		}
+	}
+
+	var foundIwPtr = false
+	for index, value := range loPrioGemPortArray {
+		meAttribute := fmt.Sprintf("InterworkTpPointerForPBitPriority%d", index)
+		if value != 0 {
+			foundIwPtr = true
+			meParams.Attributes[meAttribute] = value
+			logger.Debugw(ctx, "UniPonAniConfigFsm Set::1pMapper", log.Fields{
+				"for Prio":  index,
+				"IwPtr":     strconv.FormatInt(int64(value), 16),
+				"device-id": oFsm.deviceID})
+		} else {
+			// The null pointer 0xFFFF specifies that frames with the associated priority are to be discarded.
+			// setting this parameter is not strictly needed anymore with the ensured .1pMapper create default setting
+			// but except for processing effort does not really harm - left to keep changes low
+			meParams.Attributes[meAttribute] = 0xffff
+		}
+	}
+	// The TP type value 0 also indicates bridging mapping, and the TP pointer should be set to 0xFFFF
+	// setting this parameter is not strictly needed anymore with the ensured .1pMapper create default setting
+	// but except for processing effort does not really harm - left to keep changes low
+	meParams.Attributes["TpPointer"] = 0xffff
+
+	if !foundIwPtr {
+		logger.Debugw(ctx, "UniPonAniConfigFsm no GemIwPtr found for .1pMapper - abort", log.Fields{
+			"device-id": oFsm.deviceID})
+		//TODO With multicast is possible that no upstream gem ports are not present in the tech profile,
+		// this reset needs to be performed only if the tech profile provides upstream gem ports but no priority is set
+		//let's reset the state machine in order to release all resources now
+		//pConfigAniStateAFsm := oFsm.PAdaptFsm
+		//if pConfigAniStateAFsm != nil {
+		//	// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+		//	go func(aPAFsm *cmn.AdapterFsm) {
+		//		if aPAFsm != nil && aPAFsm.PFsm != nil {
+		//			_ = aPAFsm.PFsm.Event(aniEvReset)
+		//		}
+		//	}(pConfigAniStateAFsm)
+		//}
+		//Moving forward the FSM as if the response was received correctly.
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvRxDot1pmapSResp)
+				}
+			}(pConfigAniStateAFsm)
+		}
+	} else {
+		oFsm.mutexPLastTxMeInstance.Lock()
+		meInstance, err := oFsm.pOmciCC.SendSetDot1PMapperVar(context.TODO(), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+			oFsm.PAdaptFsm.CommChan, meParams)
+		if err != nil {
+			logger.Errorw(ctx, "Dot1PMapperVar set failed, aborting UniPonAniConfigFsm!",
+				log.Fields{"device-id": oFsm.deviceID})
+			pConfigAniStateAFsm := oFsm.PAdaptFsm
+			if pConfigAniStateAFsm != nil {
+				oFsm.mutexPLastTxMeInstance.Unlock()
+				// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+				go func(aPAFsm *cmn.AdapterFsm) {
+					if aPAFsm != nil && aPAFsm.PFsm != nil {
+						_ = aPAFsm.PFsm.Event(aniEvReset)
+					}
+				}(pConfigAniStateAFsm)
+				return
+			}
+		}
+		//accept also nil as (error) return value for writing to LastTx
+		//  - this avoids misinterpretation of new received OMCI messages
+		oFsm.pLastTxMeInstance = meInstance
+		oFsm.mutexPLastTxMeInstance.Unlock()
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) enterAniConfigDone(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm ani config done", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+	//store that the UNI related techProfile processing is done for the given Profile and Uni
+	oFsm.pUniTechProf.setConfigDone(oFsm.pOnuUniPort.UniID, oFsm.techProfileID, true)
+	if !oFsm.pDeviceHandler.IsSkipOnuConfigReconciling() {
+		//use DeviceHandler event notification directly
+		oFsm.pDeviceHandler.DeviceProcStatusUpdate(ctx, cmn.OnuDeviceEvent((uint8(oFsm.requestEvent) + oFsm.requestEventOffset)))
+		//if techProfile processing is done it must be checked, if some prior/parallel flow configuration is pending
+		//  but only in case the techProfile was configured (not deleted)
+		if oFsm.requestEventOffset == 0 {
+			go oFsm.pDeviceHandler.VerifyUniVlanConfigRequest(ctx, oFsm.pOnuUniPort, oFsm.techProfileID)
+		}
+	} else {
+		logger.Debugw(ctx, "reconciling - skip AniConfigDone processing", log.Fields{"device-id": oFsm.deviceID})
+	}
+	if oFsm.isChanSet() {
+		// indicate processing done to the caller
+		logger.Debugw(ctx, "UniPonAniConfigFsm processingDone on channel", log.Fields{
+			"ProcessingStep": oFsm.procStep, "from_State": e.FSM.Current(), "device-id": oFsm.deviceID})
+		oFsm.chSuccess <- oFsm.procStep
+		oFsm.setChanSet(false) //reset the internal channel state
+	}
+
+	//the FSM is left active in this state as long as no specific reset or remove is requested from outside
+}
+
+func (oFsm *UniPonAniConfigFsm) enterRemovingGemIW(ctx context.Context, e *fsm.Event) {
+	// no need to protect access to oFsm.waitFlowDeleteChannel, only used in synchronized state entries
+	//  or CancelProcessing() that uses separate isWaitingForFlowDelete to write to the channel
+	//flush the waitFlowDeleteChannel - possibly already/still set by some previous activity
+	select {
+	case <-oFsm.waitFlowDeleteChannel:
+		logger.Debug(ctx, "flushed waitFlowDeleteChannel")
+	default:
+	}
+
+	uniVlanConfigFsm := oFsm.pDeviceHandler.GetUniVlanConfigFsm(oFsm.pOnuUniPort.UniID)
+	if uniVlanConfigFsm != nil {
+		// ensure mutexTPState not locked before calling some VlanConfigFsm activity (that might already be pending on it)
+		if uniVlanConfigFsm.IsFlowRemovePending(oFsm.waitFlowDeleteChannel) {
+			logger.Debugw(ctx, "flow remove pending - wait before processing gem port delete",
+				log.Fields{"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+			// if flow remove is pending then wait for flow remove to finish first before proceeding with gem port delete
+			pConfigAniStateAFsm := oFsm.PAdaptFsm
+			if pConfigAniStateAFsm != nil {
+				// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+				go func(aPAFsm *cmn.AdapterFsm) {
+					if aPAFsm != nil && aPAFsm.PFsm != nil {
+						_ = aPAFsm.PFsm.Event(aniEvWaitFlowRem)
+					}
+				}(pConfigAniStateAFsm)
+			} else {
+				logger.Errorw(ctx, "pConfigAniStateAFsm is nil", log.Fields{"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+			}
+			return
+		}
+	} else {
+		logger.Debugw(ctx, "uni vlan config doesn't exist - no flow remove could be pending",
+			log.Fields{"device-id": oFsm.deviceID, "techProfile-id": oFsm.techProfileID})
+	}
+
+	oFsm.pUniTechProf.mutexTPState.RLock()
+	// get the related GemPort entity Id from pUniTechProf, OMCI Gem* entityID is set to be equal to GemPortId!
+	loGemPortID := (*(oFsm.pUniTechProf.mapRemoveGemEntry[oFsm.uniTpKey])).gemPortID
+	oFsm.pUniTechProf.mutexTPState.RUnlock()
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start removing one GemIwTP", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID,
+		"GemIwTp-entity-id": loGemPortID})
+	oFsm.requestEventOffset = 1 //offset 1 to indicate last activity = remove
+
+	// this state entry is only expected in a suitable state (checked outside in onu_uni_tp)
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendDeleteGemIWTP(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, loGemPortID)
+	if err != nil {
+		logger.Errorw(ctx, "GemIWTP delete failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+}
+
+func (oFsm *UniPonAniConfigFsm) enterWaitingFlowRem(ctx context.Context, e *fsm.Event) {
+	oFsm.mutexIsAwaitingResponse.Lock()
+	oFsm.isWaitingForFlowDelete = true
+	oFsm.mutexIsAwaitingResponse.Unlock()
+	select {
+	// maybe be also some outside cancel (but no context modeled for the moment ...)
+	// case <-ctx.Done():
+	// 		logger.Infow("LockState-bridge-init message reception canceled", log.Fields{"for device-id": oFsm.deviceID})
+	case <-time.After(2 * oFsm.pOmciCC.GetMaxOmciTimeoutWithRetries() * time.Second): //give flow processing enough time to finish (but try to be less than rwCore flow timeouts)
+		logger.Warnw(ctx, "UniPonAniConfigFsm WaitingFlowRem timeout", log.Fields{
+			"for device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+		oFsm.mutexIsAwaitingResponse.Lock()
+		oFsm.isWaitingForFlowDelete = false
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		//if the flow is not removed as expected we just try to continue with GemPort removal and hope things are clearing up afterwards
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvFlowRemDone)
+				}
+			}(pConfigAniStateAFsm)
+		} else {
+			logger.Errorw(ctx, "pConfigAniStateAFsm is nil", log.Fields{
+				"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+		}
+		return
+
+	case success := <-oFsm.waitFlowDeleteChannel:
+		if success {
+			logger.Debugw(ctx, "UniPonAniConfigFsm flow removed info received", log.Fields{
+				"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+			oFsm.mutexIsAwaitingResponse.Lock()
+			oFsm.isWaitingForFlowDelete = false
+			oFsm.mutexIsAwaitingResponse.Unlock()
+			pConfigAniStateAFsm := oFsm.PAdaptFsm
+			if pConfigAniStateAFsm != nil {
+				// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+				go func(aPAFsm *cmn.AdapterFsm) {
+					if aPAFsm != nil && aPAFsm.PFsm != nil {
+						_ = aPAFsm.PFsm.Event(aniEvFlowRemDone)
+					}
+				}(pConfigAniStateAFsm)
+			} else {
+				logger.Errorw(ctx, "pConfigAniStateAFsm is nil", log.Fields{
+					"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+			}
+			return
+		}
+		// waiting was aborted (probably on external request)
+		logger.Debugw(ctx, "UniPonAniConfigFsm WaitingFlowRem aborted", log.Fields{
+			"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "techProfile-id": oFsm.techProfileID})
+		oFsm.mutexIsAwaitingResponse.Lock()
+		oFsm.isWaitingForFlowDelete = false
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		//to be sure we can just generate the reset-event to ensure leaving this state towards 'reset'
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+		}
+		return
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) enterRemovingGemNCTP(ctx context.Context, e *fsm.Event) {
+	oFsm.pUniTechProf.mutexTPState.RLock()
+	loGemPortID := (*(oFsm.pUniTechProf.mapRemoveGemEntry[oFsm.uniTpKey])).gemPortID
+	oFsm.pUniTechProf.mutexTPState.RUnlock()
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start removing one GemNCTP", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID,
+		"GemNCTP-entity-id": loGemPortID})
+	// this state entry is only expected in a suitable state (checked outside in onu_uni_tp)
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendDeleteGemNCTP(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, loGemPortID)
+	if err != nil {
+		logger.Errorw(ctx, "GemNCTP delete failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+
+	// Mark the gem port to be removed for Performance History monitoring
+	OnuMetricsManager := oFsm.pDeviceHandler.GetOnuMetricsManager()
+	if OnuMetricsManager != nil {
+		OnuMetricsManager.RemoveGemPortForPerfMonitoring(ctx, loGemPortID)
+	}
+}
+func (oFsm *UniPonAniConfigFsm) enterRemovingTD(ctx context.Context, e *fsm.Event) {
+	oFsm.pUniTechProf.mutexTPState.RLock()
+	loGemPortID := (*(oFsm.pUniTechProf.mapRemoveGemEntry[oFsm.uniTpKey])).gemPortID
+	oFsm.pUniTechProf.mutexTPState.RUnlock()
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start removing Traffic Descriptor", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID,
+		"TD-entity-id": loGemPortID})
+
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendDeleteTD(log.WithSpanFromContext(context.TODO(), ctx),
+		oFsm.pDeviceHandler.GetOmciTimeout(), true, oFsm.PAdaptFsm.CommChan, loGemPortID)
+
+	if err != nil {
+		logger.Errorw(ctx, "TD delete failed - proceed fsm",
+			log.Fields{"device-id": oFsm.deviceID, "gemPortID": loGemPortID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+}
+
+func (oFsm *UniPonAniConfigFsm) enterResettingTcont(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start resetting the TCont", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+
+	oFsm.requestEventOffset = 1 //offset 1 for last remove activity
+	// this state entry is only expected in a suitable state (checked outside in onu_uni_tp)
+	meParams := me.ParamData{
+		EntityID: oFsm.tcont0ID,
+		Attributes: me.AttributeValueMap{
+			"AllocId": cmn.UnusedTcontAllocID,
+		},
+	}
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendSetTcontVar(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, meParams)
+	if err != nil {
+		logger.Errorw(ctx, "TcontVar set failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+
+}
+
+func (oFsm *UniPonAniConfigFsm) enterRemoving1pMapper(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start deleting the .1pMapper", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	mapGemPortParams := oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].mapGemPortParams
+	unicastGemCount := 0
+	for _, gemEntry := range mapGemPortParams {
+		if !gemEntry.isMulticast {
+			unicastGemCount++
+		}
+	}
+	if unicastGemCount > 1 {
+		logger.Debugw(ctx, "UniPonAniConfigFsm - Not the last gem in fsm. Skip the rest", log.Fields{
+			"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "unicast-gem-count": unicastGemCount, "gem-count": len(mapGemPortParams)})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvRemGemDone)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	logger.Debugw(ctx, "UniPonAniConfigFsm - Last gem in fsm. Continue with Mapper removal", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID, "unicast-gem-count": unicastGemCount, "gem-count": len(mapGemPortParams)})
+
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendDeleteDot1PMapper(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, oFsm.mapperSP0ID)
+	if err != nil {
+		logger.Errorw(ctx, "Dot1Mapper delete failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+
+}
+
+func (oFsm *UniPonAniConfigFsm) enterRemovingAniBPCD(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm - start deleting the ANI MBCD", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+
+	oFsm.mutexPLastTxMeInstance.Lock()
+	meInstance, err := oFsm.pOmciCC.SendDeleteMBPConfigData(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+		oFsm.PAdaptFsm.CommChan, oFsm.macBPCD0ID)
+	if err != nil {
+		logger.Errorw(ctx, "MBPConfigData delete failed, aborting UniPonAniConfigFsm!",
+			log.Fields{"device-id": oFsm.deviceID})
+		pConfigAniStateAFsm := oFsm.PAdaptFsm
+		if pConfigAniStateAFsm != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+			go func(aPAFsm *cmn.AdapterFsm) {
+				if aPAFsm != nil && aPAFsm.PFsm != nil {
+					_ = aPAFsm.PFsm.Event(aniEvReset)
+				}
+			}(pConfigAniStateAFsm)
+			return
+		}
+	}
+	oFsm.pLastTxMeInstance = meInstance
+	oFsm.mutexPLastTxMeInstance.Unlock()
+}
+
+func (oFsm *UniPonAniConfigFsm) enterAniRemoveDone(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm ani removal done", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	//use DeviceHandler event notification directly
+	oFsm.pDeviceHandler.DeviceProcStatusUpdate(ctx, cmn.OnuDeviceEvent((uint8(oFsm.requestEvent) + oFsm.requestEventOffset)))
+	if oFsm.isChanSet() {
+		// indicate processing done to the caller
+		logger.Debugw(ctx, "UniPonAniConfigFsm processingDone on channel", log.Fields{
+			"ProcessingStep": oFsm.procStep, "from_State": e.FSM.Current(), "device-id": oFsm.deviceID})
+		oFsm.chSuccess <- oFsm.procStep
+		oFsm.setChanSet(false) //reset the internal channel state
+	}
+
+	//let's reset the state machine in order to release all resources now
+	pConfigAniStateAFsm := oFsm.PAdaptFsm
+	if pConfigAniStateAFsm != nil {
+		// obviously calling some FSM event here directly does not work - so trying to decouple it ...
+		go func(aPAFsm *cmn.AdapterFsm) {
+			if aPAFsm != nil && aPAFsm.PFsm != nil {
+				_ = aPAFsm.PFsm.Event(aniEvReset)
+			}
+		}(pConfigAniStateAFsm)
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) enterResettingState(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm resetting", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+
+	if oFsm.isChanSet() {
+		// indicate processing error to the caller (in case there was still some open request)
+		logger.Debugw(ctx, "UniPonAniConfigFsm processingError on channel", log.Fields{
+			"ProcessingStep": oFsm.procStep, "from_State": e.FSM.Current(), "device-id": oFsm.deviceID})
+		//use non-blocking channel send to avoid blocking because of non-existing receiver
+		//  (even though the channel is checked on 'set', the outside receiver channel might (theoretically) already be deleted)
+		select {
+		case oFsm.chSuccess <- 0:
+		default:
+			logger.Debugw(ctx, "UniPonAniConfigFsm processingError not send on channel (no receiver)", log.Fields{
+				"device-id": oFsm.deviceID})
+		}
+		oFsm.setChanSet(false) //reset the internal channel state
+	}
+
+	pConfigAniStateAFsm := oFsm.PAdaptFsm
+	if pConfigAniStateAFsm != nil {
+		// abort running message processing
+		fsmAbortMsg := cmn.Message{
+			Type: cmn.TestMsg,
+			Data: cmn.TestMessage{
+				TestMessageVal: cmn.AbortMessageProcessing,
+			},
+		}
+		pConfigAniStateAFsm.CommChan <- fsmAbortMsg
+
+		//try to restart the FSM to 'disabled', decouple event transfer
+		go func(aPAFsm *cmn.AdapterFsm) {
+			if aPAFsm != nil && aPAFsm.PFsm != nil {
+				_ = aPAFsm.PFsm.Event(aniEvRestart)
+			}
+		}(pConfigAniStateAFsm)
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) enterDisabledState(ctx context.Context, e *fsm.Event) {
+	logger.Debugw(ctx, "UniPonAniConfigFsm enters disabled state", log.Fields{
+		"device-id": oFsm.deviceID, "uni-id": oFsm.pOnuUniPort.UniID})
+	oFsm.mutexPLastTxMeInstance.Lock()
+	defer oFsm.mutexPLastTxMeInstance.Unlock()
+	oFsm.pLastTxMeInstance = nil
+}
+
+func (oFsm *UniPonAniConfigFsm) processOmciAniMessages(ctx context.Context) {
+	logger.Debugw(ctx, "Start UniPonAniConfigFsm Msg processing", log.Fields{"for device-id": oFsm.deviceID})
+loop:
+	for {
+		// case <-ctx.Done():
+		// 	logger.Info("MibSync Msg", log.Fields{"Message handling canceled via context for device-id": oFsm.deviceID})
+		// 	break loop
+		message, ok := <-oFsm.PAdaptFsm.CommChan
+		if !ok {
+			logger.Info(ctx, "UniPonAniConfigFsm Rx Msg - could not read from channel", log.Fields{"device-id": oFsm.deviceID})
+			// but then we have to ensure a restart of the FSM as well - as exceptional procedure
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			break loop
+		}
+		logger.Debugw(ctx, "UniPonAniConfigFsm Rx Msg", log.Fields{"device-id": oFsm.deviceID})
+
+		switch message.Type {
+		case cmn.TestMsg:
+			msg, _ := message.Data.(cmn.TestMessage)
+			if msg.TestMessageVal == cmn.AbortMessageProcessing {
+				logger.Infow(ctx, "UniPonAniConfigFsm abort ProcessMsg", log.Fields{"for device-id": oFsm.deviceID})
+				break loop
+			}
+			logger.Warnw(ctx, "UniPonAniConfigFsm unknown TestMessage", log.Fields{"device-id": oFsm.deviceID, "MessageVal": msg.TestMessageVal})
+		case cmn.OMCI:
+			msg, _ := message.Data.(cmn.OmciMessage)
+			oFsm.handleOmciAniConfigMessage(ctx, msg)
+		default:
+			logger.Warn(ctx, "UniPonAniConfigFsm Rx unknown message", log.Fields{"device-id": oFsm.deviceID,
+				"message.Type": message.Type})
+		}
+
+	}
+	logger.Infow(ctx, "End UniPonAniConfigFsm Msg processing", log.Fields{"device-id": oFsm.deviceID})
+}
+
+func (oFsm *UniPonAniConfigFsm) handleOmciAniConfigCreateResponseMessage(ctx context.Context, msg cmn.OmciMessage) {
+	msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeCreateResponse)
+	if msgLayer == nil {
+		logger.Errorw(ctx, "Omci Msg layer could not be detected for CreateResponse",
+			log.Fields{"device-id": oFsm.deviceID})
+		return
+	}
+	msgObj, msgOk := msgLayer.(*omci.CreateResponse)
+	if !msgOk {
+		logger.Errorw(ctx, "Omci Msg layer could not be assigned for CreateResponse",
+			log.Fields{"device-id": oFsm.deviceID})
+		return
+	}
+	logger.Debugw(ctx, "CreateResponse Data", log.Fields{"device-id": oFsm.deviceID, "data-fields": msgObj})
+	if msgObj.Result == me.Success || msgObj.Result == me.InstanceExists {
+		//if the result is ok or Instance already exists (latest needed at least as long as we do not clear the OMCI techProfile data)
+		oFsm.mutexPLastTxMeInstance.RLock()
+		if oFsm.pLastTxMeInstance != nil {
+			if msgObj.EntityClass == oFsm.pLastTxMeInstance.GetClassID() &&
+				msgObj.EntityInstance == oFsm.pLastTxMeInstance.GetEntityID() {
+				// maybe we can use just the same eventName for different state transitions like "forward"
+				//   - might be checked, but so far I go for sure and have to inspect the concrete state events ...
+				switch oFsm.pLastTxMeInstance.GetName() {
+				case "Ieee8021PMapperServiceProfile":
+					{ // let the FSM proceed ...
+						oFsm.mutexPLastTxMeInstance.RUnlock()
+						_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxDot1pmapCResp)
+					}
+				case "MacBridgePortConfigurationData":
+					{ // let the FSM proceed ...
+						oFsm.mutexPLastTxMeInstance.RUnlock()
+						_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxMbpcdResp)
+					}
+				case "GemPortNetworkCtp", "GemInterworkingTerminationPoint", "MulticastGemInterworkingTerminationPoint":
+					{ // let aniConfig Multi-Id processing proceed by stopping the wait function
+						oFsm.mutexPLastTxMeInstance.RUnlock()
+						oFsm.omciMIdsResponseReceived <- true
+					}
+				default:
+					{
+						oFsm.mutexPLastTxMeInstance.RUnlock()
+						logger.Warnw(ctx, "Unsupported ME name received!",
+							log.Fields{"ME name": oFsm.pLastTxMeInstance.GetName(), "device-id": oFsm.deviceID})
+					}
+				}
+			} else {
+				oFsm.mutexPLastTxMeInstance.RUnlock()
+			}
+		} else {
+			oFsm.mutexPLastTxMeInstance.RUnlock()
+			logger.Warnw(ctx, "Pointer to last Tx MeInstance is nil!", log.Fields{"device-id": oFsm.deviceID})
+		}
+	} else {
+		logger.Errorw(ctx, "Omci CreateResponse Error - later: drive FSM to abort state ?",
+			log.Fields{"Error": msgObj.Result, "device-id": oFsm.deviceID})
+		// possibly force FSM into abort or ignore some errors for some messages? store error for mgmt display?
+		return
+	}
+}
+func (oFsm *UniPonAniConfigFsm) handleOmciAniConfigSetFailResponseMessage(ctx context.Context, msgObj *omci.SetResponse) {
+	//If TCONT fails, then we need to revert the allocated TCONT in DB.
+	//Because FSMs are running sequentially, we don't expect the same TCONT hit by another tech-profile FSM while this FSM is running.
+	oFsm.mutexPLastTxMeInstance.RLock()
+	defer oFsm.mutexPLastTxMeInstance.RUnlock()
+	if oFsm.pLastTxMeInstance != nil && msgObj.EntityClass == oFsm.pLastTxMeInstance.GetClassID() &&
+		msgObj.EntityInstance == oFsm.pLastTxMeInstance.GetEntityID() {
+		switch oFsm.pLastTxMeInstance.GetName() {
+		case "TCont":
+			//If this is for TCONT creation(requestEventOffset=0) and this is the first allocation of TCONT(so noone else is using the same TCONT)
+			//We should revert DB
+			if oFsm.requestEventOffset == 0 && !oFsm.tcontSetBefore && oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey] != nil {
+				logger.Debugw(ctx, "UniPonAniConfigFsm TCONT creation failed on device. Freeing alloc id", log.Fields{"device-id": oFsm.deviceID,
+					"alloc-id": oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].tcontParams.allocID, "uni-tp": oFsm.uniTpKey})
+				if oFsm.pOnuDeviceEntry != nil {
+					oFsm.pOnuDeviceEntry.FreeTcont(ctx, oFsm.pUniTechProf.mapPonAniConfig[oFsm.uniTpKey].tcontParams.allocID)
+				} else {
+					logger.Warnw(ctx, "Unable to get device entry! couldn't free tcont",
+						log.Fields{"ME name": oFsm.pLastTxMeInstance.GetName(), "device-id": oFsm.deviceID})
+				}
+			}
+		default:
+			logger.Warnw(ctx, "Unsupported ME name received with error!",
+				log.Fields{"ME name": oFsm.pLastTxMeInstance.GetName(), "result": msgObj.Result, "device-id": oFsm.deviceID})
+		}
+	}
+}
+func (oFsm *UniPonAniConfigFsm) handleOmciAniConfigSetResponseMessage(ctx context.Context, msg cmn.OmciMessage) {
+	msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeSetResponse)
+	if msgLayer == nil {
+		logger.Errorw(ctx, "UniPonAniConfigFsm - Omci Msg layer could not be detected for SetResponse",
+			log.Fields{"device-id": oFsm.deviceID})
+		return
+	}
+	msgObj, msgOk := msgLayer.(*omci.SetResponse)
+	if !msgOk {
+		logger.Errorw(ctx, "UniPonAniConfigFsm - Omci Msg layer could not be assigned for SetResponse",
+			log.Fields{"device-id": oFsm.deviceID})
+		return
+	}
+	logger.Debugw(ctx, "UniPonAniConfigFsm SetResponse Data", log.Fields{"device-id": oFsm.deviceID, "data-fields": msgObj})
+	if msgObj.Result != me.Success {
+		logger.Errorw(ctx, "UniPonAniConfigFsm - Omci SetResponse Error - later: drive FSM to abort state ?",
+			log.Fields{"device-id": oFsm.deviceID, "Error": msgObj.Result})
+		// possibly force FSM into abort or ignore some errors for some messages? store error for mgmt display?
+
+		oFsm.handleOmciAniConfigSetFailResponseMessage(ctx, msgObj)
+		return
+	}
+	oFsm.mutexPLastTxMeInstance.RLock()
+	if oFsm.pLastTxMeInstance != nil {
+		if msgObj.EntityClass == oFsm.pLastTxMeInstance.GetClassID() &&
+			msgObj.EntityInstance == oFsm.pLastTxMeInstance.GetEntityID() {
+			//store the created ME into DB //TODO??? obviously the Python code does not store the config ...
+			// if, then something like:
+			//oFsm.pOnuDB.StoreMe(msgObj)
+
+			switch oFsm.pLastTxMeInstance.GetName() {
+			case "TCont":
+				{ // let the FSM proceed ...
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					if oFsm.requestEventOffset == 0 { //from TCont config request
+						_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxTcontsResp)
+					} else { // from T-Cont reset request
+						_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxResetTcontResp)
+					}
+				}
+			case "PriorityQueue", "MulticastGemInterworkingTerminationPoint":
+				{ // let the PrioQueue init proceed by stopping the wait function
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					oFsm.omciMIdsResponseReceived <- true
+				}
+			case "Ieee8021PMapperServiceProfile":
+				{ // let the FSM proceed ...
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxDot1pmapSResp)
+				}
+			default:
+				{
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					logger.Warnw(ctx, "Unsupported ME name received!",
+						log.Fields{"ME name": oFsm.pLastTxMeInstance.GetName(), "device-id": oFsm.deviceID})
+				}
+			}
+		} else {
+			oFsm.mutexPLastTxMeInstance.RUnlock()
+		}
+	} else {
+		oFsm.mutexPLastTxMeInstance.RUnlock()
+		logger.Warnw(ctx, "Pointer to last Tx MeInstance is nil!", log.Fields{"device-id": oFsm.deviceID})
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) handleOmciAniConfigDeleteResponseMessage(ctx context.Context, msg cmn.OmciMessage) {
+	msgLayer := (*msg.OmciPacket).Layer(omci.LayerTypeDeleteResponse)
+	if msgLayer == nil {
+		logger.Errorw(ctx, "UniPonAniConfigFsm - Omci Msg layer could not be detected for DeleteResponse",
+			log.Fields{"device-id": oFsm.deviceID})
+		return
+	}
+	msgObj, msgOk := msgLayer.(*omci.DeleteResponse)
+	if !msgOk {
+		logger.Errorw(ctx, "UniPonAniConfigFsm - Omci Msg layer could not be assigned for DeleteResponse",
+			log.Fields{"device-id": oFsm.deviceID})
+		return
+	}
+	logger.Debugw(ctx, "UniPonAniConfigFsm DeleteResponse Data", log.Fields{"device-id": oFsm.deviceID, "data-fields": msgObj})
+	if msgObj.Result != me.Success {
+		logger.Errorw(ctx, "UniPonAniConfigFsm - Omci DeleteResponse Error",
+			log.Fields{"device-id": oFsm.deviceID, "Error": msgObj.Result})
+		//TODO:  - later: possibly force FSM into abort or ignore some errors for some messages?
+		//         store error for mgmt display?
+		return
+	}
+	oFsm.mutexPLastTxMeInstance.RLock()
+	if oFsm.pLastTxMeInstance != nil {
+		if msgObj.EntityClass == oFsm.pLastTxMeInstance.GetClassID() &&
+			msgObj.EntityInstance == oFsm.pLastTxMeInstance.GetEntityID() {
+			//remove ME from DB //TODO??? obviously the Python code does not store/remove the config ...
+			// if, then something like: oFsm.pOnuDB.XyyMe(msgObj)
+
+			switch oFsm.pLastTxMeInstance.GetName() {
+			case "GemInterworkingTerminationPoint":
+				{ // let the FSM proceed ...
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxRemGemiwResp)
+				}
+			case "GemPortNetworkCtp":
+				{ // let the FSM proceed ...
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxRemGemntpResp)
+				}
+			case "TrafficDescriptor":
+				{ // let the FSM proceed ...
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxRemTdResp)
+				}
+			case "Ieee8021PMapperServiceProfile":
+				{ // let the FSM proceed ...
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxRem1pMapperResp)
+				}
+			case "MacBridgePortConfigurationData":
+				{ // this is the last event of the T-Cont cleanup procedure, FSM may be reset here
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxRemAniBPCDResp)
+				}
+			default:
+				{
+					oFsm.mutexPLastTxMeInstance.RUnlock()
+					logger.Warnw(ctx, "Unsupported ME name received!",
+						log.Fields{"ME name": oFsm.pLastTxMeInstance.GetName(), "device-id": oFsm.deviceID})
+				}
+			}
+		} else {
+			oFsm.mutexPLastTxMeInstance.RUnlock()
+		}
+	} else {
+		oFsm.mutexPLastTxMeInstance.RUnlock()
+		logger.Warnw(ctx, "Pointer to last Tx MeInstance is nil!", log.Fields{"device-id": oFsm.deviceID})
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) handleOmciAniConfigMessage(ctx context.Context, msg cmn.OmciMessage) {
+	logger.Debugw(ctx, "Rx OMCI UniPonAniConfigFsm Msg", log.Fields{"device-id": oFsm.deviceID,
+		"msgType": msg.OmciMsg.MessageType})
+
+	switch msg.OmciMsg.MessageType {
+	case omci.CreateResponseType:
+		{
+			oFsm.handleOmciAniConfigCreateResponseMessage(ctx, msg)
+
+		} //CreateResponseType
+	case omci.SetResponseType:
+		{
+			oFsm.handleOmciAniConfigSetResponseMessage(ctx, msg)
+
+		} //SetResponseType
+	case omci.DeleteResponseType:
+		{
+			oFsm.handleOmciAniConfigDeleteResponseMessage(ctx, msg)
+
+		} //DeleteResponseType
+	default:
+		{
+			logger.Errorw(ctx, "UniPonAniConfigFsm - Rx OMCI unhandled MsgType",
+				log.Fields{"omciMsgType": msg.OmciMsg.MessageType, "device-id": oFsm.deviceID})
+			return
+		}
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) performCreatingGemNCTPs(ctx context.Context) {
+	// for all GemPorts of this T-Cont as given by the size of set gemPortAttribsSlice
+	for gemIndex, gemPortAttribs := range oFsm.gemPortAttribsSlice {
+		logger.Debugw(ctx, "UniPonAniConfigFsm Tx Create::GemNWCtp", log.Fields{
+			"EntitytId": strconv.FormatInt(int64(gemPortAttribs.gemPortID), 16),
+			"TcontId":   strconv.FormatInt(int64(oFsm.tcont0ID), 16),
+			"device-id": oFsm.deviceID})
+		meParams := me.ParamData{
+			EntityID: gemPortAttribs.gemPortID, //unique, same as PortId
+			Attributes: me.AttributeValueMap{
+				"PortId":       gemPortAttribs.gemPortID,
+				"TContPointer": oFsm.tcont0ID,
+				"Direction":    gemPortAttribs.direction,
+				//ONU-G.TrafficManagementOption dependency ->PrioQueue or TCont
+				//  TODO!! verify dependency and QueueId in case of Multi-GemPort setup!
+				"TrafficManagementPointerForUpstream": gemPortAttribs.upQueueID, //might be different in wrr-only Setup - tcont0ID
+				"PriorityQueuePointerForDownStream":   gemPortAttribs.downQueueID,
+			},
+		}
+		oFsm.mutexPLastTxMeInstance.Lock()
+		meInstance, err := oFsm.pOmciCC.SendCreateGemNCTPVar(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+			oFsm.PAdaptFsm.CommChan, meParams)
+		if err != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			logger.Errorw(ctx, "GemNCTPVar create failed, aborting UniPonAniConfigFsm!",
+				log.Fields{"device-id": oFsm.deviceID})
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			return
+		}
+		//accept also nil as (error) return value for writing to LastTx
+		//  - this avoids misinterpretation of new received OMCI messages
+		oFsm.pLastTxMeInstance = meInstance
+		oFsm.mutexPLastTxMeInstance.Unlock()
+		//verify response
+		err = oFsm.waitforOmciResponse(ctx)
+		if err != nil {
+			logger.Errorw(ctx, "GemNWCtp create failed, aborting AniConfig FSM!",
+				log.Fields{"device-id": oFsm.deviceID, "GemIndex": gemIndex})
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			return
+		}
+		// Mark the gem port to be added for Performance History monitoring
+		OnuMetricsManager := oFsm.pDeviceHandler.GetOnuMetricsManager()
+		if OnuMetricsManager != nil {
+			OnuMetricsManager.AddGemPortForPerfMonitoring(ctx, gemPortAttribs.gemPortID)
+		}
+	} //for all GemPorts of this T-Cont
+
+	// if Config has been done for all GemPort instances let the FSM proceed
+	logger.Debugw(ctx, "GemNWCtp create loop finished", log.Fields{"device-id": oFsm.deviceID})
+	_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxGemntcpsResp)
+}
+func (oFsm *UniPonAniConfigFsm) hasMulticastGem(ctx context.Context) bool {
+	for _, gemPortAttribs := range oFsm.gemPortAttribsSlice {
+		if gemPortAttribs.isMulticast {
+			logger.Debugw(ctx, "Found multicast gem", log.Fields{"device-id": oFsm.deviceID})
+			return true
+		}
+	}
+	return false
+}
+
+func (oFsm *UniPonAniConfigFsm) performCreatingGemIWs(ctx context.Context) {
+	// for all GemPorts of this T-Cont as given by the size of set gemPortAttribsSlice
+	for gemIndex, gemPortAttribs := range oFsm.gemPortAttribsSlice {
+		logger.Debugw(ctx, "UniPonAniConfigFsm Tx Create::GemIwTp", log.Fields{
+			"EntitytId": strconv.FormatInt(int64(gemPortAttribs.gemPortID), 16),
+			"SPPtr":     strconv.FormatInt(int64(oFsm.mapperSP0ID), 16),
+			"device-id": oFsm.deviceID})
+
+		//TODO if the port has only downstream direction the isMulticast flag can be removed.
+		if gemPortAttribs.isMulticast {
+
+			meParams := me.ParamData{
+				EntityID: gemPortAttribs.multicastGemID,
+				Attributes: me.AttributeValueMap{
+					"GemPortNetworkCtpConnectivityPointer": gemPortAttribs.multicastGemID,
+					"InterworkingOption":                   0, // Don't Care
+					"ServiceProfilePointer":                0, // Don't Care
+					"GalProfilePointer":                    cmn.GalEthernetEID,
+				},
+			}
+			if oFsm.pUniTechProf.multicastConfiguredForOtherUniTps(ctx, oFsm.uniTpKey) {
+				logger.Debugw(ctx, "MulticastGemInterworkingTP already exist", log.Fields{"device-id": oFsm.deviceID, "multicast-gem-id": gemPortAttribs.multicastGemID})
+				continue
+			}
+			oFsm.mutexPLastTxMeInstance.Lock()
+			meInstance, err := oFsm.pOmciCC.SendCreateMulticastGemIWTPVar(context.TODO(), oFsm.pDeviceHandler.GetOmciTimeout(),
+				true, oFsm.PAdaptFsm.CommChan, meParams)
+			if err != nil {
+				oFsm.mutexPLastTxMeInstance.Unlock()
+				logger.Errorw(ctx, "MulticastGemIWTPVar create failed, aborting UniPonAniConfigFsm!",
+					log.Fields{"device-id": oFsm.deviceID})
+				_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+				return
+
+			}
+			oFsm.pLastTxMeInstance = meInstance
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			//verify response
+			err = oFsm.waitforOmciResponse(ctx)
+			if err != nil {
+				logger.Errorw(ctx, "MulticastGemIWTP create failed, aborting AniConfig FSM!",
+					log.Fields{"device-id": oFsm.deviceID, "GemIndex": gemIndex})
+				_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+				return
+			}
+			ipv4MulticastTable := make([]uint8, 12)
+			//Gem Port ID
+			binary.BigEndian.PutUint16(ipv4MulticastTable[0:], gemPortAttribs.multicastGemID)
+			//Secondary Key
+			binary.BigEndian.PutUint16(ipv4MulticastTable[2:], 0)
+			// Multicast IP range start This is the 224.0.0.1 address
+			binary.BigEndian.PutUint32(ipv4MulticastTable[4:], cmn.IPToInt32(net.IPv4(224, 0, 0, 0)))
+			// MulticastIp range stop
+			binary.BigEndian.PutUint32(ipv4MulticastTable[8:], cmn.IPToInt32(net.IPv4(239, 255, 255, 255)))
+
+			meIPV4MCTableParams := me.ParamData{
+				EntityID: gemPortAttribs.multicastGemID,
+				Attributes: me.AttributeValueMap{
+					"Ipv4MulticastAddressTable": ipv4MulticastTable,
+				},
+			}
+			oFsm.mutexPLastTxMeInstance.Lock()
+			meIPV4MCTableInstance, err := oFsm.pOmciCC.SendSetMulticastGemIWTPVar(context.TODO(), oFsm.pDeviceHandler.GetOmciTimeout(),
+				true, oFsm.PAdaptFsm.CommChan, meIPV4MCTableParams)
+			if err != nil {
+				oFsm.mutexPLastTxMeInstance.Unlock()
+				logger.Errorw(ctx, "MulticastGemIWTPVar set failed, aborting UniPonAniConfigFsm!",
+					log.Fields{"device-id": oFsm.deviceID})
+				_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+				return
+			}
+			oFsm.pLastTxMeInstance = meIPV4MCTableInstance
+			oFsm.mutexPLastTxMeInstance.Unlock()
+
+		} else {
+			meParams := me.ParamData{
+				EntityID: gemPortAttribs.gemPortID,
+				Attributes: me.AttributeValueMap{
+					"GemPortNetworkCtpConnectivityPointer": gemPortAttribs.gemPortID, //same as EntityID, see above
+					"InterworkingOption":                   5,                        //fixed model:: G.998 .1pMapper
+					"ServiceProfilePointer":                oFsm.mapperSP0ID,
+					"InterworkingTerminationPointPointer":  0, //not used with .1PMapper Mac bridge
+					"GalProfilePointer":                    cmn.GalEthernetEID,
+				},
+			}
+			oFsm.mutexPLastTxMeInstance.Lock()
+			meInstance, err := oFsm.pOmciCC.SendCreateGemIWTPVar(context.TODO(), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+				oFsm.PAdaptFsm.CommChan, meParams)
+			if err != nil {
+				oFsm.mutexPLastTxMeInstance.Unlock()
+				logger.Errorw(ctx, "GEMIWTPVar create failed, aborting UniPonAniConfigFsm!",
+					log.Fields{"device-id": oFsm.deviceID})
+				_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+				return
+			}
+			//accept also nil as (error) return value for writing to LastTx
+			//  - this avoids misinterpretation of new received OMCI messages
+			oFsm.pLastTxMeInstance = meInstance
+			oFsm.mutexPLastTxMeInstance.Unlock()
+		}
+		//verify response
+		err := oFsm.waitforOmciResponse(ctx)
+		if err != nil {
+			logger.Errorw(ctx, "GemTP create failed, aborting AniConfig FSM!",
+				log.Fields{"device-id": oFsm.deviceID, "GemIndex": gemIndex})
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			return
+		}
+	} //for all GemPort's of this T-Cont
+
+	// if Config has been done for all GemPort instances let the FSM proceed
+	logger.Debugw(ctx, "GemIwTp create loop finished", log.Fields{"device-id": oFsm.deviceID})
+	_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxGemiwsResp)
+}
+
+func (oFsm *UniPonAniConfigFsm) performSettingPQs(ctx context.Context) {
+	//If upstream PQs were set before, then no need to set them again. Let state machine to proceed.
+	if oFsm.tcontSetBefore {
+		logger.Debugw(ctx, "No need to set PQs again.", log.Fields{
+			"device-id": oFsm.deviceID, "tcont": oFsm.alloc0ID,
+			"uni-id":         oFsm.pOnuUniPort.UniID,
+			"techProfile-id": oFsm.techProfileID})
+		go func(aPAFsm *cmn.AdapterFsm) {
+			if aPAFsm != nil && aPAFsm.PFsm != nil {
+				_ = aPAFsm.PFsm.Event(aniEvRxPrioqsResp)
+			}
+		}(oFsm.PAdaptFsm)
+		return
+	}
+	const cu16StrictPrioWeight uint16 = 0xFFFF
+	//find all upstream PrioQueues related to this T-Cont
+	loQueueMap := ordered_map.NewOrderedMap()
+	for _, gemPortAttribs := range oFsm.gemPortAttribsSlice {
+		if gemPortAttribs.isMulticast {
+			logger.Debugw(ctx, "UniPonAniConfigFsm Port is Multicast, ignoring PQs", log.Fields{
+				"device-id": oFsm.deviceID, "GemPort": gemPortAttribs.gemPortID,
+				"prioString": gemPortAttribs.pbitString})
+			continue
+		}
+		if gemPortAttribs.qosPolicy == "WRR" {
+			if _, ok := loQueueMap.Get(gemPortAttribs.upQueueID); !ok {
+				//key does not yet exist
+				loQueueMap.Set(gemPortAttribs.upQueueID, uint16(gemPortAttribs.weight))
+			}
+		} else {
+			loQueueMap.Set(gemPortAttribs.upQueueID, cu16StrictPrioWeight) //use invalid weight value to indicate SP
+		}
+	}
+
+	trafficSchedPtrSetSupported := false
+	loOnu2g := oFsm.pOnuDB.GetMe(me.Onu2GClassID, cmn.Onu2gMeID)
+	if loOnu2g == nil {
+		logger.Errorw(ctx, "onu2g is nil, cannot read qos configuration flexibility parameter",
+			log.Fields{"device-id": oFsm.deviceID})
+		_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+		return
+	}
+	returnVal := loOnu2g["QualityOfServiceQosConfigurationFlexibility"]
+	if returnVal != nil {
+		if qosCfgFlexParam, err := oFsm.pOnuDB.GetUint16Attrib(returnVal); err == nil {
+			trafficSchedPtrSetSupported = qosCfgFlexParam&bitTrafficSchedulerPtrSetPermitted == bitTrafficSchedulerPtrSetPermitted
+			logger.Debugw(ctx, "trafficSchedPtrSetSupported set",
+				log.Fields{"qosCfgFlexParam": qosCfgFlexParam, "trafficSchedPtrSetSupported": trafficSchedPtrSetSupported})
+		} else {
+			logger.Errorw(ctx, "Cannot extract qos configuration flexibility parameter",
+				log.Fields{"device-id": oFsm.deviceID})
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			return
+		}
+	} else {
+		logger.Errorw(ctx, "Cannot read qos configuration flexibility parameter",
+			log.Fields{"device-id": oFsm.deviceID})
+		_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+		return
+	}
+
+	//TODO: assumption here is that ONU data uses SP setting in the T-Cont and WRR in the TrafficScheduler
+	//  if that is not the case, the reverse case could be checked and reacted accordingly or if the
+	//  complete chain is not valid, then some error should be thrown and configuration can be aborted
+	//  or even be finished without correct SP/WRR setting
+
+	//TODO: search for the (WRR)trafficScheduler related to the T-Cont of this queue
+	//By now assume fixed value 0x8000, which is the only announce BBSIM TrafficScheduler,
+	//  even though its T-Cont seems to be wrong ...
+	loTrafficSchedulerEID := 0x8000
+	//for all found queues
+	iter := loQueueMap.IterFunc()
+	for kv, ok := iter(); ok; kv, ok = iter() {
+		queueIndex := (kv.Key).(uint16)
+		meParams := me.ParamData{
+			EntityID:   queueIndex,
+			Attributes: make(me.AttributeValueMap),
+		}
+		if trafficSchedPtrSetSupported {
+			if (kv.Value).(uint16) == cu16StrictPrioWeight {
+				//StrictPrio indication
+				logger.Debugw(ctx, "uniPonAniConfigFsm Tx Set::PrioQueue to StrictPrio", log.Fields{
+					"EntitytId": strconv.FormatInt(int64(queueIndex), 16),
+					"device-id": oFsm.deviceID})
+				meParams.Attributes["TrafficSchedulerPointer"] = 0 //ensure T-Cont defined StrictPrio scheduling
+			} else {
+				//WRR indication
+				logger.Debugw(ctx, "uniPonAniConfigFsm Tx Set::PrioQueue to WRR", log.Fields{
+					"EntitytId": strconv.FormatInt(int64(queueIndex), 16),
+					"Weight":    kv.Value,
+					"device-id": oFsm.deviceID})
+				meParams.Attributes["TrafficSchedulerPointer"] = loTrafficSchedulerEID //ensure assignment of the relevant trafficScheduler
+				meParams.Attributes["Weight"] = uint8(kv.Value.(uint16))
+			}
+		} else {
+			// setting Traffic Scheduler (TS) pointer is not supported unless we point to another TS that points to the same TCONT.
+			// For now lets use TS that is hardwired in the ONU and just update the weight in case of WRR, which in fact is all we need at the moment.
+			// The code could get unnecessarily convoluted if we provide the flexibility try to find and point to another TS that points to the same TCONT.
+			if (kv.Value).(uint16) == cu16StrictPrioWeight { // SP case, nothing to be done. Proceed to the next queue
+				logger.Debugw(ctx, "uniPonAniConfigFsm Tx Set::PrioQueue to StrictPrio, traffic sched ptr set unsupported", log.Fields{
+					"EntitytId": strconv.FormatInt(int64(queueIndex), 16),
+					"device-id": oFsm.deviceID})
+				continue
+			}
+			// WRR case, update weight.
+			logger.Debugw(ctx, "uniPonAniConfigFsm Tx Set::PrioQueue to WRR, traffic sched ptr set unsupported", log.Fields{
+				"EntitytId": strconv.FormatInt(int64(queueIndex), 16),
+				"Weight":    kv.Value,
+				"device-id": oFsm.deviceID})
+			meParams.Attributes["Weight"] = uint8(kv.Value.(uint16))
+		}
+		oFsm.mutexPLastTxMeInstance.Lock()
+		meInstance, err := oFsm.pOmciCC.SendSetPrioQueueVar(log.WithSpanFromContext(context.TODO(), ctx), oFsm.pDeviceHandler.GetOmciTimeout(), true,
+			oFsm.PAdaptFsm.CommChan, meParams)
+		if err != nil {
+			oFsm.mutexPLastTxMeInstance.Unlock()
+			logger.Errorw(ctx, "PrioQueueVar set failed, aborting UniPonAniConfigFsm!",
+				log.Fields{"device-id": oFsm.deviceID})
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			return
+		}
+		//accept also nil as (error) return value for writing to LastTx
+		//  - this avoids misinterpretation of new received OMCI messages
+		oFsm.pLastTxMeInstance = meInstance
+		oFsm.mutexPLastTxMeInstance.Unlock()
+
+		//verify response
+		err = oFsm.waitforOmciResponse(ctx)
+		if err != nil {
+			logger.Errorw(ctx, "PrioQueue set failed, aborting AniConfig FSM!",
+				log.Fields{"device-id": oFsm.deviceID, "QueueId": strconv.FormatInt(int64(queueIndex), 16)})
+			_ = oFsm.PAdaptFsm.PFsm.Event(aniEvReset)
+			return
+		}
+
+		//TODO: In case of WRR setting of the GemPort/PrioQueue it might further be necessary to
+		//  write the assigned trafficScheduler with the requested Prio to be considered in the StrictPrio scheduling
+		//  of the (next upstream) assigned T-Cont, which is f(prioQueue[priority]) - in relation to other SP prioQueues
+		//  not yet done because of BBSIM TrafficScheduler issues (and not done in py code as well)
+
+	} //for all upstream prioQueues
+
+	// if Config has been done for all PrioQueue instances let the FSM proceed
+	logger.Debugw(ctx, "PrioQueue set loop finished", log.Fields{"device-id": oFsm.deviceID})
+	_ = oFsm.PAdaptFsm.PFsm.Event(aniEvRxPrioqsResp)
+}
+
+func (oFsm *UniPonAniConfigFsm) waitforOmciResponse(ctx context.Context) error {
+	oFsm.mutexIsAwaitingResponse.Lock()
+	if oFsm.isCanceled {
+		// FSM already canceled before entering wait
+		logger.Debugw(ctx, "UniPonAniConfigFsm wait-for-multi-entity-response aborted (on enter)", log.Fields{"for device-id": oFsm.deviceID})
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		return fmt.Errorf(cmn.CErrWaitAborted)
+	}
+	oFsm.isAwaitingResponse = true
+	oFsm.mutexIsAwaitingResponse.Unlock()
+	select {
+	// maybe be also some outside cancel (but no context modeled for the moment ...)
+	// case <-ctx.Done():
+	// 		logger.Infow("LockState-bridge-init message reception canceled", log.Fields{"for device-id": oFsm.deviceID})
+	case <-time.After(oFsm.pOmciCC.GetMaxOmciTimeoutWithRetries() * time.Second): //3s was detected to be to less in 8*8 bbsim test with debug Info/Debug
+		logger.Warnw(ctx, "UniPonAniConfigFsm multi entity timeout", log.Fields{"for device-id": oFsm.deviceID})
+		oFsm.mutexIsAwaitingResponse.Lock()
+		oFsm.isAwaitingResponse = false
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		return fmt.Errorf("uniPonAniConfigFsm multi entity timeout %s", oFsm.deviceID)
+	case success := <-oFsm.omciMIdsResponseReceived:
+		if success {
+			logger.Debugw(ctx, "UniPonAniConfigFsm multi entity response received", log.Fields{"for device-id": oFsm.deviceID})
+			oFsm.mutexIsAwaitingResponse.Lock()
+			oFsm.isAwaitingResponse = false
+			oFsm.mutexIsAwaitingResponse.Unlock()
+			return nil
+		}
+		// waiting was aborted (probably on external request)
+		logger.Debugw(ctx, "UniPonAniConfigFsm wait-for-multi-entity-response aborted", log.Fields{"for device-id": oFsm.deviceID})
+		oFsm.mutexIsAwaitingResponse.Lock()
+		oFsm.isAwaitingResponse = false
+		oFsm.mutexIsAwaitingResponse.Unlock()
+		return fmt.Errorf(cmn.CErrWaitAborted)
+	}
+}
+
+func (oFsm *UniPonAniConfigFsm) setChanSet(flagValue bool) {
+	oFsm.mutexChanSet.Lock()
+	oFsm.chanSet = flagValue
+	oFsm.mutexChanSet.Unlock()
+}
+
+func (oFsm *UniPonAniConfigFsm) isChanSet() bool {
+	oFsm.mutexChanSet.RLock()
+	flagValue := oFsm.chanSet
+	oFsm.mutexChanSet.RUnlock()
+	return flagValue
+}