VOL-3735 Retrieve port counters using the GetExtValue(SingleGetValue) rpc from the openolt adapter

Change-Id: I195f7c9fdc4b677c333ae9e4bb3547bb95312fdf
diff --git a/.golangci.yml b/.golangci.yml
index 0c26f3b..45b224e 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -83,4 +83,5 @@
     - "don't use underscores in Go names; method Child_device_lost"
     - "don't use underscores in Go names; method Start_omci_test"
     - "don't use underscores in Go names; method Get_ext_value"
+    - "don't use underscores in Go names; method Single_get_value_request"
   exclude-use-default: false
diff --git a/VERSION b/VERSION
index ef538c2..ff365e0 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.1.2
+3.1.3
diff --git a/go.mod b/go.mod
index f28234f..a34901d 100644
--- a/go.mod
+++ b/go.mod
@@ -7,8 +7,8 @@
 	github.com/gogo/protobuf v1.3.1
 	github.com/golang/protobuf v1.3.2
 	github.com/grpc-ecosystem/go-grpc-middleware v1.0.1-0.20190118093823-f849b5445de4
-	github.com/opencord/voltha-lib-go/v4 v4.0.4
-	github.com/opencord/voltha-protos/v4 v4.0.9
+	github.com/opencord/voltha-lib-go/v4 v4.0.5
+	github.com/opencord/voltha-protos/v4 v4.0.10
 	go.etcd.io/etcd v0.0.0-20190930204107-236ac2a90522
 	google.golang.org/grpc v1.25.1
 )
diff --git a/go.sum b/go.sum
index bc2c312..5c8292d 100644
--- a/go.sum
+++ b/go.sum
@@ -202,12 +202,11 @@
 github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
 github.com/onsi/gomega v1.4.2 h1:3mYCb7aPxS/RU7TI1y4rkEn1oKmPRjNJLNEXgw7MH2I=
 github.com/onsi/gomega v1.4.2/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
-github.com/opencord/voltha-lib-go/v4 v4.0.4 h1:F/bHZOHwYE6vaW1gUAuPMx2V9ygpO9lELDwH8qTnnaE=
-github.com/opencord/voltha-lib-go/v4 v4.0.4/go.mod h1:qxVbEjCzvcWIONwkhuYroE/9pRsOCjuyGBwOPRZmicg=
-github.com/opencord/voltha-protos/v4 v4.0.6 h1:cR5QO9yMMIn2zEwTxcUwxDMfQ5Zh3jBqhprw4xhdyAU=
-github.com/opencord/voltha-protos/v4 v4.0.6/go.mod h1:W/OIFIyvFh/C0vchRUuarIsMylEhzCRM9pNxLvkPtKc=
-github.com/opencord/voltha-protos/v4 v4.0.9 h1:3XhGKHP5M7sO6BcJJLiXMWGtsd54USw+GDPfUqNm+y0=
-github.com/opencord/voltha-protos/v4 v4.0.9/go.mod h1:W/OIFIyvFh/C0vchRUuarIsMylEhzCRM9pNxLvkPtKc=
+github.com/opencord/voltha-lib-go/v4 v4.0.5 h1:tIJHjIxIExwCEvlY7wnSqERnoaDn7uOaQgL9t3SKvQQ=
+github.com/opencord/voltha-lib-go/v4 v4.0.5/go.mod h1:8NFUZz/mp4OvRmilBRhkLOUrw4G01ruSAVdzQu2ivPc=
+github.com/opencord/voltha-protos/v4 v4.0.8/go.mod h1:W/OIFIyvFh/C0vchRUuarIsMylEhzCRM9pNxLvkPtKc=
+github.com/opencord/voltha-protos/v4 v4.0.10 h1:JS6OUbaKo4jtw6LocWSpCP144RNHfYLaLOtlj1/HXjg=
+github.com/opencord/voltha-protos/v4 v4.0.10/go.mod h1:W/OIFIyvFh/C0vchRUuarIsMylEhzCRM9pNxLvkPtKc=
 github.com/opentracing/opentracing-go v1.1.0 h1:pWlfV3Bxv7k65HYwkikxat0+s3pV4bsqf19k25Ur8rU=
 github.com/opentracing/opentracing-go v1.1.0/go.mod h1:UkNAQd3GIcIGf0SeVgPpRdFStlNbqXla1AfSYxPUl2o=
 github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
diff --git a/internal/pkg/core/device_handler.go b/internal/pkg/core/device_handler.go
index fa8dd52..ef1b179 100644
--- a/internal/pkg/core/device_handler.go
+++ b/internal/pkg/core/device_handler.go
@@ -45,6 +45,7 @@
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
 	rsrcMgr "github.com/opencord/voltha-openolt-adapter/internal/pkg/resourcemanager"
 	"github.com/opencord/voltha-protos/v4/go/common"
+	"github.com/opencord/voltha-protos/v4/go/extension"
 	ic "github.com/opencord/voltha-protos/v4/go/inter_container"
 	of "github.com/opencord/voltha-protos/v4/go/openflow_13"
 	oop "github.com/opencord/voltha-protos/v4/go/openolt"
@@ -62,6 +63,7 @@
 	McastFlowOrGroupAdd    = "McastFlowOrGroupAdd"
 	McastFlowOrGroupModify = "McastFlowOrGroupModify"
 	McastFlowOrGroupRemove = "McastFlowOrGroupRemove"
+	oltPortInfoTimeout     = 3
 )
 
 //DeviceHandler will interact with the OLT device.
@@ -2479,3 +2481,79 @@
 		}
 	}
 }
+
+func (dh *DeviceHandler) getOltPortCounters(ctx context.Context, oltPortInfo *extension.GetOltPortCounters) *extension.SingleGetValueResponse {
+
+	singleValResp := extension.SingleGetValueResponse{
+		Response: &extension.GetValueResponse{
+			Response: &extension.GetValueResponse_PortCoutners{
+				PortCoutners: &extension.GetOltPortCountersResponse{},
+			},
+		},
+	}
+
+	errResp := func(status extension.GetValueResponse_Status,
+		reason extension.GetValueResponse_ErrorReason) *extension.SingleGetValueResponse {
+		return &extension.SingleGetValueResponse{
+			Response: &extension.GetValueResponse{
+				Status:    status,
+				ErrReason: reason,
+			},
+		}
+	}
+
+	if oltPortInfo.PortType != extension.GetOltPortCounters_Port_ETHERNET_NNI &&
+		oltPortInfo.PortType != extension.GetOltPortCounters_Port_PON_OLT {
+		//send error response
+		logger.Debugw(ctx, "getOltPortCounters invalid portType", log.Fields{"oltPortInfo": oltPortInfo.PortType})
+		return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_INVALID_PORT_TYPE)
+	}
+	statIndChn := make(chan bool, 1)
+	dh.portStats.RegisterForStatIndication(ctx, portStatsType, statIndChn, oltPortInfo.PortNo, oltPortInfo.PortType)
+	defer dh.portStats.DeRegisterFromStatIndication(ctx, portStatsType, statIndChn)
+	//request openOlt agent to send the the port statistics indication
+
+	go func() {
+		_, err := dh.Client.CollectStatistics(ctx, new(oop.Empty))
+		if err != nil {
+			logger.Errorw(ctx, "getOltPortCounters CollectStatistics failed ", log.Fields{"err": err})
+		}
+	}()
+	select {
+	case <-statIndChn:
+		//indication received for ports stats
+		logger.Debugw(ctx, "getOltPortCounters recvd statIndChn", log.Fields{"oltPortInfo": oltPortInfo})
+	case <-time.After(oltPortInfoTimeout * time.Second):
+		logger.Debugw(ctx, "getOltPortCounters timeout happened", log.Fields{"oltPortInfo": oltPortInfo})
+		return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_TIMEOUT)
+	case <-ctx.Done():
+		logger.Debugw(ctx, "getOltPortCounters ctx Done ", log.Fields{"oltPortInfo": oltPortInfo})
+		return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_TIMEOUT)
+	}
+	if oltPortInfo.PortType == extension.GetOltPortCounters_Port_ETHERNET_NNI {
+		//get nni stats
+		intfID := PortNoToIntfID(oltPortInfo.PortNo, voltha.Port_ETHERNET_NNI)
+		logger.Debugw(ctx, "getOltPortCounters intfID  ", log.Fields{"intfID": intfID})
+		cmnni := dh.portStats.collectNNIMetrics(intfID)
+		if cmnni == nil {
+			//TODO define the error reason
+			return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_INTERNAL_ERROR)
+		}
+		dh.portStats.updateGetOltPortCountersResponse(ctx, &singleValResp, cmnni)
+		return &singleValResp
+
+	} else if oltPortInfo.PortType == extension.GetOltPortCounters_Port_PON_OLT {
+		// get pon stats
+		intfID := PortNoToIntfID(oltPortInfo.PortNo, voltha.Port_PON_OLT)
+		if val, ok := dh.activePorts.Load(intfID); ok && val == true {
+			cmpon := dh.portStats.collectPONMetrics(intfID)
+			if cmpon == nil {
+				//TODO define the error reason
+				return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_INTERNAL_ERROR)
+			}
+			dh.portStats.updateGetOltPortCountersResponse(ctx, &singleValResp, cmpon)
+			return &singleValResp
+		}
+	}
+	return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_INTERNAL_ERROR)
+}
diff --git a/internal/pkg/core/openolt.go b/internal/pkg/core/openolt.go
index 49c5675..eebed78 100644
--- a/internal/pkg/core/openolt.go
+++ b/internal/pkg/core/openolt.go
@@ -29,6 +29,7 @@
 	"github.com/opencord/voltha-lib-go/v4/pkg/log"
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/config"
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
+	"github.com/opencord/voltha-protos/v4/go/extension"
 	ic "github.com/opencord/voltha-protos/v4/go/inter_container"
 	"github.com/opencord/voltha-protos/v4/go/openflow_13"
 	"github.com/opencord/voltha-protos/v4/go/voltha"
@@ -376,3 +377,29 @@
 	}
 	return resp, nil
 }
+
+//Single_get_value_request handles get uni status on ONU and ondemand metric on OLT
+func (oo *OpenOLT) Single_get_value_request(ctx context.Context, request extension.SingleGetValueRequest) (*extension.SingleGetValueResponse, error) {
+	logger.Infow(ctx, "Single_get_value_request", log.Fields{"request": request})
+
+	errResp := func(status extension.GetValueResponse_Status,
+		reason extension.GetValueResponse_ErrorReason) *extension.SingleGetValueResponse {
+		return &extension.SingleGetValueResponse{
+			Response: &extension.GetValueResponse{
+				Status:    status,
+				ErrReason: reason,
+			},
+		}
+	}
+	if handler := oo.getDeviceHandler(request.TargetId); handler != nil {
+		switch reqType := request.GetRequest().GetRequest().(type) {
+		case *extension.GetValueRequest_OltPortInfo:
+			return handler.getOltPortCounters(ctx, reqType.OltPortInfo), nil
+		default:
+			return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_UNSUPPORTED), nil
+		}
+	}
+
+	logger.Infow(ctx, "Single_get_value_request failed ", log.Fields{"request": request})
+	return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_INVALID_DEVICE_ID), nil
+}
diff --git a/internal/pkg/core/statsmanager.go b/internal/pkg/core/statsmanager.go
index 1b52e7c..e13abed 100755
--- a/internal/pkg/core/statsmanager.go
+++ b/internal/pkg/core/statsmanager.go
@@ -18,6 +18,7 @@
 package core
 
 import (
+	"container/list"
 	"context"
 	"fmt"
 	rsrcMgr "github.com/opencord/voltha-openolt-adapter/internal/pkg/resourcemanager"
@@ -26,6 +27,7 @@
 
 	"github.com/opencord/voltha-lib-go/v4/pkg/log"
 	"github.com/opencord/voltha-openolt-adapter/internal/pkg/olterrors"
+	"github.com/opencord/voltha-protos/v4/go/extension"
 	"github.com/opencord/voltha-protos/v4/go/openolt"
 	"github.com/opencord/voltha-protos/v4/go/voltha"
 )
@@ -93,6 +95,14 @@
 var onuStats = make(chan *openolt.OnuStatistics, 100)
 var gemStats = make(chan *openolt.GemPortStatistics, 100)
 
+//statRegInfo is used to register for notifications
+//on receiving port stats and flow stats indication
+type statRegInfo struct {
+	chn      chan bool
+	portNo   uint32
+	portType extension.GetOltPortCounters_PortType
+}
+
 // PonPort representation
 type PonPort struct {
 	/*
@@ -242,12 +252,23 @@
 	return &NNI
 }
 
+//StatType defines portStatsType and flowStatsType types
+type StatType int
+
+const (
+	portStatsType StatType = iota
+	flowStatsType
+)
+
 // OpenOltStatisticsMgr structure
 type OpenOltStatisticsMgr struct {
 	Device         *DeviceHandler
 	NorthBoundPort map[uint32]*NniPort
 	SouthBoundPort map[uint32]*PonPort
 	// TODO  PMMetrics Metrics
+	//statIndListners is the list of requests to be notified when port and flow stats indication is received
+	statIndListnerMu sync.Mutex
+	statIndListners  map[StatType]*list.List
 }
 
 // NewOpenOltStatsMgr returns a new instance of the OpenOltStatisticsMgr
@@ -271,6 +292,9 @@
 	if StatMgr.Device.openOLT.enableGemStats {
 		go StatMgr.publishGemStats()
 	}
+	StatMgr.statIndListners = make(map[StatType]*list.List)
+	StatMgr.statIndListners[portStatsType] = list.New()
+	StatMgr.statIndListners[flowStatsType] = list.New()
 	return &StatMgr
 }
 
@@ -529,7 +553,7 @@
 }
 
 // publishMetrics will publish the pon port metrics
-func (StatMgr OpenOltStatisticsMgr) publishMetrics(ctx context.Context, statType string, val map[string]float32,
+func (StatMgr *OpenOltStatisticsMgr) publishMetrics(ctx context.Context, statType string, val map[string]float32,
 	port *voltha.Port, devID string, devType string) {
 	logger.Debugw(ctx, "publish-metrics",
 		log.Fields{
@@ -576,6 +600,9 @@
 func (StatMgr *OpenOltStatisticsMgr) PortStatisticsIndication(ctx context.Context, PortStats *openolt.PortStatistics, NumPonPorts uint32) {
 	StatMgr.PortsStatisticsKpis(ctx, PortStats, NumPonPorts)
 	logger.Debugw(ctx, "received-port-stats-indication", log.Fields{"port-stats": PortStats})
+	//Indicate that PortStatisticsIndication is handled
+	//PortStats.IntfId is actually the port number
+	StatMgr.processStatIndication(ctx, portStatsType, PortStats.IntfId)
 	// TODO send stats to core topic to the voltha kafka or a different kafka ?
 }
 
@@ -673,3 +700,81 @@
 	*/
 
 }
+
+func (StatMgr *OpenOltStatisticsMgr) updateGetOltPortCountersResponse(ctx context.Context, singleValResp *extension.SingleGetValueResponse, stats map[string]float32) {
+
+	metrics := singleValResp.GetResponse().GetPortCoutners()
+	metrics.TxBytes = uint64(stats["TxBytes"])
+	metrics.RxBytes = uint64(stats["RxBytes"])
+	metrics.TxPackets = uint64(stats["TxPackets"])
+	metrics.RxPackets = uint64(stats["RxPackets"])
+	metrics.TxErrorPackets = uint64(stats["TxErrorPackets"])
+	metrics.RxErrorPackets = uint64(stats["RxErrorPackets"])
+	metrics.TxBcastPackets = uint64(stats["TxBcastPackets"])
+	metrics.RxBcastPackets = uint64(stats["RxBcastPackets"])
+	metrics.TxUcastPackets = uint64(stats["TxUcastPackets"])
+	metrics.RxUcastPackets = uint64(stats["RxUcastPackets"])
+	metrics.TxMcastPackets = uint64(stats["TxMcastPackets"])
+	metrics.RxMcastPackets = uint64(stats["RxMcastPackets"])
+
+	singleValResp.Response.Status = extension.GetValueResponse_OK
+	logger.Debugw(ctx, "updateGetOltPortCountersResponse", log.Fields{"resp": singleValResp})
+}
+
+//RegisterForStatIndication registers ch as a channel on which indication is sent when statistics of type t is received
+func (StatMgr *OpenOltStatisticsMgr) RegisterForStatIndication(ctx context.Context, t StatType, ch chan bool, portNo uint32, portType extension.GetOltPortCounters_PortType) {
+	statInd := statRegInfo{
+		chn:      ch,
+		portNo:   portNo,
+		portType: portType,
+	}
+
+	logger.Debugf(ctx, "RegisterForStatIndication stat type %v portno %v porttype %v chan %v", t, portNo, portType, ch)
+	StatMgr.statIndListnerMu.Lock()
+	StatMgr.statIndListners[t].PushBack(statInd)
+	StatMgr.statIndListnerMu.Unlock()
+
+}
+
+//DeRegisterFromStatIndication removes the previously registered channel ch for type t of statistics
+func (StatMgr *OpenOltStatisticsMgr) DeRegisterFromStatIndication(ctx context.Context, t StatType, ch chan bool) {
+	StatMgr.statIndListnerMu.Lock()
+	defer StatMgr.statIndListnerMu.Unlock()
+
+	for e := StatMgr.statIndListners[t].Front(); e != nil; e = e.Next() {
+		statInd := e.Value.(statRegInfo)
+		if statInd.chn == ch {
+			StatMgr.statIndListners[t].Remove(e)
+			return
+		}
+	}
+}
+
+func (StatMgr *OpenOltStatisticsMgr) processStatIndication(ctx context.Context, t StatType, portNo uint32) {
+	var deRegList []*list.Element
+	var statInd statRegInfo
+
+	StatMgr.statIndListnerMu.Lock()
+	defer StatMgr.statIndListnerMu.Unlock()
+
+	if StatMgr.statIndListners[t] == nil || StatMgr.statIndListners[t].Len() == 0 {
+		logger.Debugf(ctx, "processStatIndication %v list is empty ", t)
+		return
+	}
+
+	for e := StatMgr.statIndListners[t].Front(); e != nil; e = e.Next() {
+		statInd = e.Value.(statRegInfo)
+		if statInd.portNo != portNo {
+			fmt.Printf("Skipping %v\n", e.Value)
+			continue
+		}
+		// message sent
+		statInd.chn <- true
+		deRegList = append(deRegList, e)
+
+	}
+	for _, e := range deRegList {
+		StatMgr.statIndListners[t].Remove(e)
+	}
+
+}
diff --git a/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/common/request_handler.go b/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/common/request_handler.go
index 50b9195..7d14db7 100644
--- a/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/common/request_handler.go
+++ b/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/common/request_handler.go
@@ -25,6 +25,7 @@
 	"github.com/opencord/voltha-lib-go/v4/pkg/adapters/adapterif"
 	"github.com/opencord/voltha-lib-go/v4/pkg/kafka"
 	"github.com/opencord/voltha-lib-go/v4/pkg/log"
+	"github.com/opencord/voltha-protos/v4/go/extension"
 	ic "github.com/opencord/voltha-protos/v4/go/inter_container"
 	"github.com/opencord/voltha-protos/v4/go/openflow_13"
 	"github.com/opencord/voltha-protos/v4/go/voltha"
@@ -733,3 +734,34 @@
 	//Invoke the Get_value API on the adapter
 	return rhp.adapter.Get_ext_value(ctx, pDeviceId.Val, device, voltha.ValueType_Type(valuetype.Val))
 }
+
+func (rhp *RequestHandlerProxy) Single_get_value_request(ctx context.Context, args []*ic.Argument) (*extension.SingleGetValueResponse, error) {
+	logger.Debugw(ctx, "req handler Single_get_value_request", log.Fields{"no of args": len(args), "args": args})
+
+	if len(args) < 1 {
+		logger.Warn(ctx, "invalid-number-of-args", log.Fields{"args": args})
+		return nil, errors.New("invalid-number-of-args")
+	}
+	singleGetvalueReq := extension.SingleGetValueRequest{}
+	errResp := func(status extension.GetValueResponse_Status, reason extension.GetValueResponse_ErrorReason) *extension.SingleGetValueResponse {
+		return &extension.SingleGetValueResponse{
+			Response: &extension.GetValueResponse{
+				Status:    status,
+				ErrReason: reason,
+			},
+		}
+	}
+	for _, arg := range args {
+		switch arg.Key {
+		case "request":
+			if err := ptypes.UnmarshalAny(arg.Value, &singleGetvalueReq); err != nil {
+				logger.Warnw(ctx, "cannot-unmarshal-singleGetvalueReq", log.Fields{"error": err})
+				return errResp(extension.GetValueResponse_ERROR, extension.GetValueResponse_REASON_UNDEFINED), nil
+			}
+		default:
+			logger.Warnw(ctx, "key-not-found", log.Fields{"arg.Key": arg.Key})
+		}
+	}
+	logger.Debugw(ctx, "invoke rhp.adapter.Single_get_value_request ", log.Fields{"singleGetvalueReq": singleGetvalueReq})
+	return rhp.adapter.Single_get_value_request(ctx, singleGetvalueReq)
+}
diff --git a/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/iAdapter.go b/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/iAdapter.go
index b106d52..dfc3778 100644
--- a/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/iAdapter.go
+++ b/vendor/github.com/opencord/voltha-lib-go/v4/pkg/adapters/iAdapter.go
@@ -17,6 +17,8 @@
 
 import (
 	"context"
+
+	"github.com/opencord/voltha-protos/v4/go/extension"
 	ic "github.com/opencord/voltha-protos/v4/go/inter_container"
 	"github.com/opencord/voltha-protos/v4/go/openflow_13"
 	"github.com/opencord/voltha-protos/v4/go/voltha"
@@ -54,4 +56,5 @@
 	Child_device_lost(ctx context.Context, parentDeviceId string, parentPortNo uint32, onuID uint32) error
 	Start_omci_test(ctx context.Context, device *voltha.Device, request *voltha.OmciTestRequest) (*voltha.TestResponse, error)
 	Get_ext_value(ctx context.Context, deviceId string, device *voltha.Device, valueflag voltha.ValueType_Type) (*voltha.ReturnValues, error)
+	Single_get_value_request(ctx context.Context, request extension.SingleGetValueRequest) (*extension.SingleGetValueResponse, error)
 }
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/common/common.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/common/common.pb.go
index 0956330..7bfcb33 100644
--- a/vendor/github.com/opencord/voltha-protos/v4/go/common/common.pb.go
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/common/common.pb.go
@@ -165,18 +165,21 @@
 	OperationResp_OPERATION_SUCCESS     OperationResp_OperationReturnCode = 0
 	OperationResp_OPERATION_FAILURE     OperationResp_OperationReturnCode = 1
 	OperationResp_OPERATION_UNSUPPORTED OperationResp_OperationReturnCode = 2
+	OperationResp_OPERATION_IN_PROGRESS OperationResp_OperationReturnCode = 3
 )
 
 var OperationResp_OperationReturnCode_name = map[int32]string{
 	0: "OPERATION_SUCCESS",
 	1: "OPERATION_FAILURE",
 	2: "OPERATION_UNSUPPORTED",
+	3: "OPERATION_IN_PROGRESS",
 }
 
 var OperationResp_OperationReturnCode_value = map[string]int32{
 	"OPERATION_SUCCESS":     0,
 	"OPERATION_FAILURE":     1,
 	"OPERATION_UNSUPPORTED": 2,
+	"OPERATION_IN_PROGRESS": 3,
 }
 
 func (x OperationResp_OperationReturnCode) String() string {
@@ -596,43 +599,43 @@
 func init() { proto.RegisterFile("voltha_protos/common.proto", fileDescriptor_c2e3fd231961e826) }
 
 var fileDescriptor_c2e3fd231961e826 = []byte{
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 }
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/extension/extensions.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/extension/extensions.pb.go
new file mode 100644
index 0000000..e6ebe01
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/extension/extensions.pb.go
@@ -0,0 +1,1976 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: voltha_protos/extensions.proto
+
+package extension
+
+import (
+	context "context"
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	empty "github.com/golang/protobuf/ptypes/empty"
+	config "github.com/opencord/voltha-protos/v4/go/ext/config"
+	grpc "google.golang.org/grpc"
+	math "math"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+// AlarmConfig from public import voltha_protos/ext_config.proto
+type AlarmConfig = config.AlarmConfig
+type AlarmConfig_OnuItuPonAlarmConfig = config.AlarmConfig_OnuItuPonAlarmConfig
+
+// OnuItuPonAlarm from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm = config.OnuItuPonAlarm
+type OnuItuPonAlarm_RateThresholdConfig_ = config.OnuItuPonAlarm_RateThresholdConfig_
+type OnuItuPonAlarm_RateRangeConfig_ = config.OnuItuPonAlarm_RateRangeConfig_
+type OnuItuPonAlarm_ValueThresholdConfig_ = config.OnuItuPonAlarm_ValueThresholdConfig_
+
+// OnuItuPonAlarm_SoakTime from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm_SoakTime = config.OnuItuPonAlarm_SoakTime
+
+// OnuItuPonAlarm_RateThresholdConfig from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm_RateThresholdConfig = config.OnuItuPonAlarm_RateThresholdConfig
+
+// OnuItuPonAlarm_RateRangeConfig from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm_RateRangeConfig = config.OnuItuPonAlarm_RateRangeConfig
+
+// OnuItuPonAlarm_ValueThresholdConfig from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm_ValueThresholdConfig = config.OnuItuPonAlarm_ValueThresholdConfig
+
+// OnuItuPonAlarm_AlarmID from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm_AlarmID = config.OnuItuPonAlarm_AlarmID
+
+var OnuItuPonAlarm_AlarmID_name = config.OnuItuPonAlarm_AlarmID_name
+var OnuItuPonAlarm_AlarmID_value = config.OnuItuPonAlarm_AlarmID_value
+
+const OnuItuPonAlarm_RDI_ERRORS = OnuItuPonAlarm_AlarmID(config.OnuItuPonAlarm_RDI_ERRORS)
+
+// OnuItuPonAlarm_AlarmReportingCondition from public import voltha_protos/ext_config.proto
+type OnuItuPonAlarm_AlarmReportingCondition = config.OnuItuPonAlarm_AlarmReportingCondition
+
+var OnuItuPonAlarm_AlarmReportingCondition_name = config.OnuItuPonAlarm_AlarmReportingCondition_name
+var OnuItuPonAlarm_AlarmReportingCondition_value = config.OnuItuPonAlarm_AlarmReportingCondition_value
+
+const OnuItuPonAlarm_RATE_THRESHOLD = OnuItuPonAlarm_AlarmReportingCondition(config.OnuItuPonAlarm_RATE_THRESHOLD)
+const OnuItuPonAlarm_RATE_RANGE = OnuItuPonAlarm_AlarmReportingCondition(config.OnuItuPonAlarm_RATE_RANGE)
+const OnuItuPonAlarm_VALUE_THRESHOLD = OnuItuPonAlarm_AlarmReportingCondition(config.OnuItuPonAlarm_VALUE_THRESHOLD)
+
+type GetOnuUniInfoResponse_ConfigurationInd int32
+
+const (
+	GetOnuUniInfoResponse_UNKOWN               GetOnuUniInfoResponse_ConfigurationInd = 0
+	GetOnuUniInfoResponse_TEN_BASE_T_FDX       GetOnuUniInfoResponse_ConfigurationInd = 1
+	GetOnuUniInfoResponse_HUNDRED_BASE_T_FDX   GetOnuUniInfoResponse_ConfigurationInd = 2
+	GetOnuUniInfoResponse_GIGABIT_ETHERNET_FDX GetOnuUniInfoResponse_ConfigurationInd = 3
+	GetOnuUniInfoResponse_TEN_G_ETHERNET_FDX   GetOnuUniInfoResponse_ConfigurationInd = 4
+	GetOnuUniInfoResponse_TEN_BASE_T_HDX       GetOnuUniInfoResponse_ConfigurationInd = 5
+	GetOnuUniInfoResponse_HUNDRED_BASE_T_HDX   GetOnuUniInfoResponse_ConfigurationInd = 6
+	GetOnuUniInfoResponse_GIGABIT_ETHERNET_HDX GetOnuUniInfoResponse_ConfigurationInd = 7
+)
+
+var GetOnuUniInfoResponse_ConfigurationInd_name = map[int32]string{
+	0: "UNKOWN",
+	1: "TEN_BASE_T_FDX",
+	2: "HUNDRED_BASE_T_FDX",
+	3: "GIGABIT_ETHERNET_FDX",
+	4: "TEN_G_ETHERNET_FDX",
+	5: "TEN_BASE_T_HDX",
+	6: "HUNDRED_BASE_T_HDX",
+	7: "GIGABIT_ETHERNET_HDX",
+}
+
+var GetOnuUniInfoResponse_ConfigurationInd_value = map[string]int32{
+	"UNKOWN":               0,
+	"TEN_BASE_T_FDX":       1,
+	"HUNDRED_BASE_T_FDX":   2,
+	"GIGABIT_ETHERNET_FDX": 3,
+	"TEN_G_ETHERNET_FDX":   4,
+	"TEN_BASE_T_HDX":       5,
+	"HUNDRED_BASE_T_HDX":   6,
+	"GIGABIT_ETHERNET_HDX": 7,
+}
+
+func (x GetOnuUniInfoResponse_ConfigurationInd) String() string {
+	return proto.EnumName(GetOnuUniInfoResponse_ConfigurationInd_name, int32(x))
+}
+
+func (GetOnuUniInfoResponse_ConfigurationInd) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{3, 0}
+}
+
+type GetOnuUniInfoResponse_AdministrativeState int32
+
+const (
+	GetOnuUniInfoResponse_ADMSTATE_UNDEFINED GetOnuUniInfoResponse_AdministrativeState = 0
+	GetOnuUniInfoResponse_LOCKED             GetOnuUniInfoResponse_AdministrativeState = 1
+	GetOnuUniInfoResponse_UNLOCKED           GetOnuUniInfoResponse_AdministrativeState = 2
+)
+
+var GetOnuUniInfoResponse_AdministrativeState_name = map[int32]string{
+	0: "ADMSTATE_UNDEFINED",
+	1: "LOCKED",
+	2: "UNLOCKED",
+}
+
+var GetOnuUniInfoResponse_AdministrativeState_value = map[string]int32{
+	"ADMSTATE_UNDEFINED": 0,
+	"LOCKED":             1,
+	"UNLOCKED":           2,
+}
+
+func (x GetOnuUniInfoResponse_AdministrativeState) String() string {
+	return proto.EnumName(GetOnuUniInfoResponse_AdministrativeState_name, int32(x))
+}
+
+func (GetOnuUniInfoResponse_AdministrativeState) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{3, 1}
+}
+
+type GetOnuUniInfoResponse_OperationalState int32
+
+const (
+	GetOnuUniInfoResponse_OPERSTATE_UNDEFINED GetOnuUniInfoResponse_OperationalState = 0
+	GetOnuUniInfoResponse_ENABLED             GetOnuUniInfoResponse_OperationalState = 1
+	GetOnuUniInfoResponse_DISABLED            GetOnuUniInfoResponse_OperationalState = 2
+)
+
+var GetOnuUniInfoResponse_OperationalState_name = map[int32]string{
+	0: "OPERSTATE_UNDEFINED",
+	1: "ENABLED",
+	2: "DISABLED",
+}
+
+var GetOnuUniInfoResponse_OperationalState_value = map[string]int32{
+	"OPERSTATE_UNDEFINED": 0,
+	"ENABLED":             1,
+	"DISABLED":            2,
+}
+
+func (x GetOnuUniInfoResponse_OperationalState) String() string {
+	return proto.EnumName(GetOnuUniInfoResponse_OperationalState_name, int32(x))
+}
+
+func (GetOnuUniInfoResponse_OperationalState) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{3, 2}
+}
+
+type GetOltPortCounters_PortType int32
+
+const (
+	GetOltPortCounters_Port_UNKNOWN      GetOltPortCounters_PortType = 0
+	GetOltPortCounters_Port_ETHERNET_NNI GetOltPortCounters_PortType = 1
+	GetOltPortCounters_Port_PON_OLT      GetOltPortCounters_PortType = 2
+)
+
+var GetOltPortCounters_PortType_name = map[int32]string{
+	0: "Port_UNKNOWN",
+	1: "Port_ETHERNET_NNI",
+	2: "Port_PON_OLT",
+}
+
+var GetOltPortCounters_PortType_value = map[string]int32{
+	"Port_UNKNOWN":      0,
+	"Port_ETHERNET_NNI": 1,
+	"Port_PON_OLT":      2,
+}
+
+func (x GetOltPortCounters_PortType) String() string {
+	return proto.EnumName(GetOltPortCounters_PortType_name, int32(x))
+}
+
+func (GetOltPortCounters_PortType) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{4, 0}
+}
+
+type GetOnuEthernetBridgePortHistory_Direction int32
+
+const (
+	GetOnuEthernetBridgePortHistory_UNDEFINED  GetOnuEthernetBridgePortHistory_Direction = 0
+	GetOnuEthernetBridgePortHistory_UPSTREAM   GetOnuEthernetBridgePortHistory_Direction = 1
+	GetOnuEthernetBridgePortHistory_DOWNSTREAM GetOnuEthernetBridgePortHistory_Direction = 2
+)
+
+var GetOnuEthernetBridgePortHistory_Direction_name = map[int32]string{
+	0: "UNDEFINED",
+	1: "UPSTREAM",
+	2: "DOWNSTREAM",
+}
+
+var GetOnuEthernetBridgePortHistory_Direction_value = map[string]int32{
+	"UNDEFINED":  0,
+	"UPSTREAM":   1,
+	"DOWNSTREAM": 2,
+}
+
+func (x GetOnuEthernetBridgePortHistory_Direction) String() string {
+	return proto.EnumName(GetOnuEthernetBridgePortHistory_Direction_name, int32(x))
+}
+
+func (GetOnuEthernetBridgePortHistory_Direction) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{8, 0}
+}
+
+type GetValueResponse_Status int32
+
+const (
+	GetValueResponse_STATUS_UNDEFINED GetValueResponse_Status = 0
+	GetValueResponse_OK               GetValueResponse_Status = 1
+	GetValueResponse_ERROR            GetValueResponse_Status = 2
+)
+
+var GetValueResponse_Status_name = map[int32]string{
+	0: "STATUS_UNDEFINED",
+	1: "OK",
+	2: "ERROR",
+}
+
+var GetValueResponse_Status_value = map[string]int32{
+	"STATUS_UNDEFINED": 0,
+	"OK":               1,
+	"ERROR":            2,
+}
+
+func (x GetValueResponse_Status) String() string {
+	return proto.EnumName(GetValueResponse_Status_name, int32(x))
+}
+
+func (GetValueResponse_Status) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{13, 0}
+}
+
+type GetValueResponse_ErrorReason int32
+
+const (
+	GetValueResponse_REASON_UNDEFINED  GetValueResponse_ErrorReason = 0
+	GetValueResponse_UNSUPPORTED       GetValueResponse_ErrorReason = 1
+	GetValueResponse_INVALID_DEVICE_ID GetValueResponse_ErrorReason = 2
+	GetValueResponse_INVALID_PORT_TYPE GetValueResponse_ErrorReason = 3
+	GetValueResponse_TIMEOUT           GetValueResponse_ErrorReason = 4
+	GetValueResponse_INVALID_REQ_TYPE  GetValueResponse_ErrorReason = 5
+	GetValueResponse_INTERNAL_ERROR    GetValueResponse_ErrorReason = 6
+)
+
+var GetValueResponse_ErrorReason_name = map[int32]string{
+	0: "REASON_UNDEFINED",
+	1: "UNSUPPORTED",
+	2: "INVALID_DEVICE_ID",
+	3: "INVALID_PORT_TYPE",
+	4: "TIMEOUT",
+	5: "INVALID_REQ_TYPE",
+	6: "INTERNAL_ERROR",
+}
+
+var GetValueResponse_ErrorReason_value = map[string]int32{
+	"REASON_UNDEFINED":  0,
+	"UNSUPPORTED":       1,
+	"INVALID_DEVICE_ID": 2,
+	"INVALID_PORT_TYPE": 3,
+	"TIMEOUT":           4,
+	"INVALID_REQ_TYPE":  5,
+	"INTERNAL_ERROR":    6,
+}
+
+func (x GetValueResponse_ErrorReason) String() string {
+	return proto.EnumName(GetValueResponse_ErrorReason_name, int32(x))
+}
+
+func (GetValueResponse_ErrorReason) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{13, 1}
+}
+
+type SetValueResponse_Status int32
+
+const (
+	SetValueResponse_STATUS_UNDEFINED SetValueResponse_Status = 0
+	SetValueResponse_OK               SetValueResponse_Status = 1
+	SetValueResponse_ERROR            SetValueResponse_Status = 2
+)
+
+var SetValueResponse_Status_name = map[int32]string{
+	0: "STATUS_UNDEFINED",
+	1: "OK",
+	2: "ERROR",
+}
+
+var SetValueResponse_Status_value = map[string]int32{
+	"STATUS_UNDEFINED": 0,
+	"OK":               1,
+	"ERROR":            2,
+}
+
+func (x SetValueResponse_Status) String() string {
+	return proto.EnumName(SetValueResponse_Status_name, int32(x))
+}
+
+func (SetValueResponse_Status) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{15, 0}
+}
+
+type SetValueResponse_ErrorReason int32
+
+const (
+	SetValueResponse_REASON_UNDEFINED SetValueResponse_ErrorReason = 0
+	SetValueResponse_UNSUPPORTED      SetValueResponse_ErrorReason = 1
+)
+
+var SetValueResponse_ErrorReason_name = map[int32]string{
+	0: "REASON_UNDEFINED",
+	1: "UNSUPPORTED",
+}
+
+var SetValueResponse_ErrorReason_value = map[string]int32{
+	"REASON_UNDEFINED": 0,
+	"UNSUPPORTED":      1,
+}
+
+func (x SetValueResponse_ErrorReason) String() string {
+	return proto.EnumName(SetValueResponse_ErrorReason_name, int32(x))
+}
+
+func (SetValueResponse_ErrorReason) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{15, 1}
+}
+
+type GetDistanceRequest struct {
+	OnuDeviceId          string   `protobuf:"bytes,1,opt,name=onuDeviceId,proto3" json:"onuDeviceId,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *GetDistanceRequest) Reset()         { *m = GetDistanceRequest{} }
+func (m *GetDistanceRequest) String() string { return proto.CompactTextString(m) }
+func (*GetDistanceRequest) ProtoMessage()    {}
+func (*GetDistanceRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{0}
+}
+
+func (m *GetDistanceRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetDistanceRequest.Unmarshal(m, b)
+}
+func (m *GetDistanceRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetDistanceRequest.Marshal(b, m, deterministic)
+}
+func (m *GetDistanceRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetDistanceRequest.Merge(m, src)
+}
+func (m *GetDistanceRequest) XXX_Size() int {
+	return xxx_messageInfo_GetDistanceRequest.Size(m)
+}
+func (m *GetDistanceRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetDistanceRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetDistanceRequest proto.InternalMessageInfo
+
+func (m *GetDistanceRequest) GetOnuDeviceId() string {
+	if m != nil {
+		return m.OnuDeviceId
+	}
+	return ""
+}
+
+type GetDistanceResponse struct {
+	Distance             uint32   `protobuf:"varint,1,opt,name=distance,proto3" json:"distance,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *GetDistanceResponse) Reset()         { *m = GetDistanceResponse{} }
+func (m *GetDistanceResponse) String() string { return proto.CompactTextString(m) }
+func (*GetDistanceResponse) ProtoMessage()    {}
+func (*GetDistanceResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{1}
+}
+
+func (m *GetDistanceResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetDistanceResponse.Unmarshal(m, b)
+}
+func (m *GetDistanceResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetDistanceResponse.Marshal(b, m, deterministic)
+}
+func (m *GetDistanceResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetDistanceResponse.Merge(m, src)
+}
+func (m *GetDistanceResponse) XXX_Size() int {
+	return xxx_messageInfo_GetDistanceResponse.Size(m)
+}
+func (m *GetDistanceResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetDistanceResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetDistanceResponse proto.InternalMessageInfo
+
+func (m *GetDistanceResponse) GetDistance() uint32 {
+	if m != nil {
+		return m.Distance
+	}
+	return 0
+}
+
+type GetOnuUniInfoRequest struct {
+	UniIndex             uint32   `protobuf:"varint,1,opt,name=uniIndex,proto3" json:"uniIndex,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *GetOnuUniInfoRequest) Reset()         { *m = GetOnuUniInfoRequest{} }
+func (m *GetOnuUniInfoRequest) String() string { return proto.CompactTextString(m) }
+func (*GetOnuUniInfoRequest) ProtoMessage()    {}
+func (*GetOnuUniInfoRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{2}
+}
+
+func (m *GetOnuUniInfoRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuUniInfoRequest.Unmarshal(m, b)
+}
+func (m *GetOnuUniInfoRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuUniInfoRequest.Marshal(b, m, deterministic)
+}
+func (m *GetOnuUniInfoRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuUniInfoRequest.Merge(m, src)
+}
+func (m *GetOnuUniInfoRequest) XXX_Size() int {
+	return xxx_messageInfo_GetOnuUniInfoRequest.Size(m)
+}
+func (m *GetOnuUniInfoRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuUniInfoRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuUniInfoRequest proto.InternalMessageInfo
+
+func (m *GetOnuUniInfoRequest) GetUniIndex() uint32 {
+	if m != nil {
+		return m.UniIndex
+	}
+	return 0
+}
+
+type GetOnuUniInfoResponse struct {
+	AdmState             GetOnuUniInfoResponse_AdministrativeState `protobuf:"varint,1,opt,name=admState,proto3,enum=extension.GetOnuUniInfoResponse_AdministrativeState" json:"admState,omitempty"`
+	OperState            GetOnuUniInfoResponse_OperationalState    `protobuf:"varint,2,opt,name=operState,proto3,enum=extension.GetOnuUniInfoResponse_OperationalState" json:"operState,omitempty"`
+	ConfigInd            GetOnuUniInfoResponse_ConfigurationInd    `protobuf:"varint,3,opt,name=configInd,proto3,enum=extension.GetOnuUniInfoResponse_ConfigurationInd" json:"configInd,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                                  `json:"-"`
+	XXX_unrecognized     []byte                                    `json:"-"`
+	XXX_sizecache        int32                                     `json:"-"`
+}
+
+func (m *GetOnuUniInfoResponse) Reset()         { *m = GetOnuUniInfoResponse{} }
+func (m *GetOnuUniInfoResponse) String() string { return proto.CompactTextString(m) }
+func (*GetOnuUniInfoResponse) ProtoMessage()    {}
+func (*GetOnuUniInfoResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{3}
+}
+
+func (m *GetOnuUniInfoResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuUniInfoResponse.Unmarshal(m, b)
+}
+func (m *GetOnuUniInfoResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuUniInfoResponse.Marshal(b, m, deterministic)
+}
+func (m *GetOnuUniInfoResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuUniInfoResponse.Merge(m, src)
+}
+func (m *GetOnuUniInfoResponse) XXX_Size() int {
+	return xxx_messageInfo_GetOnuUniInfoResponse.Size(m)
+}
+func (m *GetOnuUniInfoResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuUniInfoResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuUniInfoResponse proto.InternalMessageInfo
+
+func (m *GetOnuUniInfoResponse) GetAdmState() GetOnuUniInfoResponse_AdministrativeState {
+	if m != nil {
+		return m.AdmState
+	}
+	return GetOnuUniInfoResponse_ADMSTATE_UNDEFINED
+}
+
+func (m *GetOnuUniInfoResponse) GetOperState() GetOnuUniInfoResponse_OperationalState {
+	if m != nil {
+		return m.OperState
+	}
+	return GetOnuUniInfoResponse_OPERSTATE_UNDEFINED
+}
+
+func (m *GetOnuUniInfoResponse) GetConfigInd() GetOnuUniInfoResponse_ConfigurationInd {
+	if m != nil {
+		return m.ConfigInd
+	}
+	return GetOnuUniInfoResponse_UNKOWN
+}
+
+type GetOltPortCounters struct {
+	PortNo               uint32                      `protobuf:"varint,1,opt,name=portNo,proto3" json:"portNo,omitempty"`
+	PortType             GetOltPortCounters_PortType `protobuf:"varint,2,opt,name=portType,proto3,enum=extension.GetOltPortCounters_PortType" json:"portType,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                    `json:"-"`
+	XXX_unrecognized     []byte                      `json:"-"`
+	XXX_sizecache        int32                       `json:"-"`
+}
+
+func (m *GetOltPortCounters) Reset()         { *m = GetOltPortCounters{} }
+func (m *GetOltPortCounters) String() string { return proto.CompactTextString(m) }
+func (*GetOltPortCounters) ProtoMessage()    {}
+func (*GetOltPortCounters) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{4}
+}
+
+func (m *GetOltPortCounters) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOltPortCounters.Unmarshal(m, b)
+}
+func (m *GetOltPortCounters) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOltPortCounters.Marshal(b, m, deterministic)
+}
+func (m *GetOltPortCounters) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOltPortCounters.Merge(m, src)
+}
+func (m *GetOltPortCounters) XXX_Size() int {
+	return xxx_messageInfo_GetOltPortCounters.Size(m)
+}
+func (m *GetOltPortCounters) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOltPortCounters.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOltPortCounters proto.InternalMessageInfo
+
+func (m *GetOltPortCounters) GetPortNo() uint32 {
+	if m != nil {
+		return m.PortNo
+	}
+	return 0
+}
+
+func (m *GetOltPortCounters) GetPortType() GetOltPortCounters_PortType {
+	if m != nil {
+		return m.PortType
+	}
+	return GetOltPortCounters_Port_UNKNOWN
+}
+
+type GetOltPortCountersResponse struct {
+	TxBytes              uint64   `protobuf:"varint,1,opt,name=txBytes,proto3" json:"txBytes,omitempty"`
+	RxBytes              uint64   `protobuf:"varint,2,opt,name=rxBytes,proto3" json:"rxBytes,omitempty"`
+	TxPackets            uint64   `protobuf:"varint,3,opt,name=txPackets,proto3" json:"txPackets,omitempty"`
+	RxPackets            uint64   `protobuf:"varint,4,opt,name=rxPackets,proto3" json:"rxPackets,omitempty"`
+	TxErrorPackets       uint64   `protobuf:"varint,5,opt,name=txErrorPackets,proto3" json:"txErrorPackets,omitempty"`
+	RxErrorPackets       uint64   `protobuf:"varint,6,opt,name=rxErrorPackets,proto3" json:"rxErrorPackets,omitempty"`
+	TxBcastPackets       uint64   `protobuf:"varint,7,opt,name=txBcastPackets,proto3" json:"txBcastPackets,omitempty"`
+	RxBcastPackets       uint64   `protobuf:"varint,8,opt,name=rxBcastPackets,proto3" json:"rxBcastPackets,omitempty"`
+	TxUcastPackets       uint64   `protobuf:"varint,9,opt,name=txUcastPackets,proto3" json:"txUcastPackets,omitempty"`
+	RxUcastPackets       uint64   `protobuf:"varint,10,opt,name=rxUcastPackets,proto3" json:"rxUcastPackets,omitempty"`
+	TxMcastPackets       uint64   `protobuf:"varint,11,opt,name=txMcastPackets,proto3" json:"txMcastPackets,omitempty"`
+	RxMcastPackets       uint64   `protobuf:"varint,12,opt,name=rxMcastPackets,proto3" json:"rxMcastPackets,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *GetOltPortCountersResponse) Reset()         { *m = GetOltPortCountersResponse{} }
+func (m *GetOltPortCountersResponse) String() string { return proto.CompactTextString(m) }
+func (*GetOltPortCountersResponse) ProtoMessage()    {}
+func (*GetOltPortCountersResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{5}
+}
+
+func (m *GetOltPortCountersResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOltPortCountersResponse.Unmarshal(m, b)
+}
+func (m *GetOltPortCountersResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOltPortCountersResponse.Marshal(b, m, deterministic)
+}
+func (m *GetOltPortCountersResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOltPortCountersResponse.Merge(m, src)
+}
+func (m *GetOltPortCountersResponse) XXX_Size() int {
+	return xxx_messageInfo_GetOltPortCountersResponse.Size(m)
+}
+func (m *GetOltPortCountersResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOltPortCountersResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOltPortCountersResponse proto.InternalMessageInfo
+
+func (m *GetOltPortCountersResponse) GetTxBytes() uint64 {
+	if m != nil {
+		return m.TxBytes
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetRxBytes() uint64 {
+	if m != nil {
+		return m.RxBytes
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetTxPackets() uint64 {
+	if m != nil {
+		return m.TxPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetRxPackets() uint64 {
+	if m != nil {
+		return m.RxPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetTxErrorPackets() uint64 {
+	if m != nil {
+		return m.TxErrorPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetRxErrorPackets() uint64 {
+	if m != nil {
+		return m.RxErrorPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetTxBcastPackets() uint64 {
+	if m != nil {
+		return m.TxBcastPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetRxBcastPackets() uint64 {
+	if m != nil {
+		return m.RxBcastPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetTxUcastPackets() uint64 {
+	if m != nil {
+		return m.TxUcastPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetRxUcastPackets() uint64 {
+	if m != nil {
+		return m.RxUcastPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetTxMcastPackets() uint64 {
+	if m != nil {
+		return m.TxMcastPackets
+	}
+	return 0
+}
+
+func (m *GetOltPortCountersResponse) GetRxMcastPackets() uint64 {
+	if m != nil {
+		return m.RxMcastPackets
+	}
+	return 0
+}
+
+type GetOnuPonOpticalInfo struct {
+	Empty                *empty.Empty `protobuf:"bytes,1,opt,name=empty,proto3" json:"empty,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}     `json:"-"`
+	XXX_unrecognized     []byte       `json:"-"`
+	XXX_sizecache        int32        `json:"-"`
+}
+
+func (m *GetOnuPonOpticalInfo) Reset()         { *m = GetOnuPonOpticalInfo{} }
+func (m *GetOnuPonOpticalInfo) String() string { return proto.CompactTextString(m) }
+func (*GetOnuPonOpticalInfo) ProtoMessage()    {}
+func (*GetOnuPonOpticalInfo) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{6}
+}
+
+func (m *GetOnuPonOpticalInfo) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuPonOpticalInfo.Unmarshal(m, b)
+}
+func (m *GetOnuPonOpticalInfo) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuPonOpticalInfo.Marshal(b, m, deterministic)
+}
+func (m *GetOnuPonOpticalInfo) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuPonOpticalInfo.Merge(m, src)
+}
+func (m *GetOnuPonOpticalInfo) XXX_Size() int {
+	return xxx_messageInfo_GetOnuPonOpticalInfo.Size(m)
+}
+func (m *GetOnuPonOpticalInfo) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuPonOpticalInfo.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuPonOpticalInfo proto.InternalMessageInfo
+
+func (m *GetOnuPonOpticalInfo) GetEmpty() *empty.Empty {
+	if m != nil {
+		return m.Empty
+	}
+	return nil
+}
+
+// The types are from Table 11.2.10-1 in G.988
+type GetOnuPonOpticalInfoResponse struct {
+	LaserBiasCurrent             int32    `protobuf:"varint,1,opt,name=laserBiasCurrent,proto3" json:"laserBiasCurrent,omitempty"`
+	LaserBiasCurrentTypeId       int32    `protobuf:"varint,2,opt,name=laserBiasCurrentTypeId,proto3" json:"laserBiasCurrentTypeId,omitempty"`
+	MeanOpticalLaunchPower       int32    `protobuf:"varint,3,opt,name=meanOpticalLaunchPower,proto3" json:"meanOpticalLaunchPower,omitempty"`
+	MeanOpticalLaunchPowerTypeId int32    `protobuf:"varint,4,opt,name=meanOpticalLaunchPowerTypeId,proto3" json:"meanOpticalLaunchPowerTypeId,omitempty"`
+	PowerFeedTypeId              int32    `protobuf:"varint,5,opt,name=powerFeedTypeId,proto3" json:"powerFeedTypeId,omitempty"`
+	PowerFeedVoltage             int32    `protobuf:"varint,6,opt,name=powerFeedVoltage,proto3" json:"powerFeedVoltage,omitempty"`
+	ReceivedOpticalPower         int32    `protobuf:"varint,7,opt,name=receivedOpticalPower,proto3" json:"receivedOpticalPower,omitempty"`
+	ReceivedOpticalPowerTypeId   int32    `protobuf:"varint,8,opt,name=receivedOpticalPowerTypeId,proto3" json:"receivedOpticalPowerTypeId,omitempty"`
+	Temperature                  int32    `protobuf:"varint,9,opt,name=temperature,proto3" json:"temperature,omitempty"`
+	TemperatureTypeId            int32    `protobuf:"varint,10,opt,name=temperatureTypeId,proto3" json:"temperatureTypeId,omitempty"`
+	XXX_NoUnkeyedLiteral         struct{} `json:"-"`
+	XXX_unrecognized             []byte   `json:"-"`
+	XXX_sizecache                int32    `json:"-"`
+}
+
+func (m *GetOnuPonOpticalInfoResponse) Reset()         { *m = GetOnuPonOpticalInfoResponse{} }
+func (m *GetOnuPonOpticalInfoResponse) String() string { return proto.CompactTextString(m) }
+func (*GetOnuPonOpticalInfoResponse) ProtoMessage()    {}
+func (*GetOnuPonOpticalInfoResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{7}
+}
+
+func (m *GetOnuPonOpticalInfoResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuPonOpticalInfoResponse.Unmarshal(m, b)
+}
+func (m *GetOnuPonOpticalInfoResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuPonOpticalInfoResponse.Marshal(b, m, deterministic)
+}
+func (m *GetOnuPonOpticalInfoResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuPonOpticalInfoResponse.Merge(m, src)
+}
+func (m *GetOnuPonOpticalInfoResponse) XXX_Size() int {
+	return xxx_messageInfo_GetOnuPonOpticalInfoResponse.Size(m)
+}
+func (m *GetOnuPonOpticalInfoResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuPonOpticalInfoResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuPonOpticalInfoResponse proto.InternalMessageInfo
+
+func (m *GetOnuPonOpticalInfoResponse) GetLaserBiasCurrent() int32 {
+	if m != nil {
+		return m.LaserBiasCurrent
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetLaserBiasCurrentTypeId() int32 {
+	if m != nil {
+		return m.LaserBiasCurrentTypeId
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetMeanOpticalLaunchPower() int32 {
+	if m != nil {
+		return m.MeanOpticalLaunchPower
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetMeanOpticalLaunchPowerTypeId() int32 {
+	if m != nil {
+		return m.MeanOpticalLaunchPowerTypeId
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetPowerFeedTypeId() int32 {
+	if m != nil {
+		return m.PowerFeedTypeId
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetPowerFeedVoltage() int32 {
+	if m != nil {
+		return m.PowerFeedVoltage
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetReceivedOpticalPower() int32 {
+	if m != nil {
+		return m.ReceivedOpticalPower
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetReceivedOpticalPowerTypeId() int32 {
+	if m != nil {
+		return m.ReceivedOpticalPowerTypeId
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetTemperature() int32 {
+	if m != nil {
+		return m.Temperature
+	}
+	return 0
+}
+
+func (m *GetOnuPonOpticalInfoResponse) GetTemperatureTypeId() int32 {
+	if m != nil {
+		return m.TemperatureTypeId
+	}
+	return 0
+}
+
+type GetOnuEthernetBridgePortHistory struct {
+	Direction            GetOnuEthernetBridgePortHistory_Direction `protobuf:"varint,1,opt,name=direction,proto3,enum=extension.GetOnuEthernetBridgePortHistory_Direction" json:"direction,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                                  `json:"-"`
+	XXX_unrecognized     []byte                                    `json:"-"`
+	XXX_sizecache        int32                                     `json:"-"`
+}
+
+func (m *GetOnuEthernetBridgePortHistory) Reset()         { *m = GetOnuEthernetBridgePortHistory{} }
+func (m *GetOnuEthernetBridgePortHistory) String() string { return proto.CompactTextString(m) }
+func (*GetOnuEthernetBridgePortHistory) ProtoMessage()    {}
+func (*GetOnuEthernetBridgePortHistory) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{8}
+}
+
+func (m *GetOnuEthernetBridgePortHistory) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuEthernetBridgePortHistory.Unmarshal(m, b)
+}
+func (m *GetOnuEthernetBridgePortHistory) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuEthernetBridgePortHistory.Marshal(b, m, deterministic)
+}
+func (m *GetOnuEthernetBridgePortHistory) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuEthernetBridgePortHistory.Merge(m, src)
+}
+func (m *GetOnuEthernetBridgePortHistory) XXX_Size() int {
+	return xxx_messageInfo_GetOnuEthernetBridgePortHistory.Size(m)
+}
+func (m *GetOnuEthernetBridgePortHistory) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuEthernetBridgePortHistory.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuEthernetBridgePortHistory proto.InternalMessageInfo
+
+func (m *GetOnuEthernetBridgePortHistory) GetDirection() GetOnuEthernetBridgePortHistory_Direction {
+	if m != nil {
+		return m.Direction
+	}
+	return GetOnuEthernetBridgePortHistory_UNDEFINED
+}
+
+type GetOnuEthernetBridgePortHistoryResponse struct {
+	DropEvents              uint32   `protobuf:"varint,1,opt,name=dropEvents,proto3" json:"dropEvents,omitempty"`
+	Octets                  uint32   `protobuf:"varint,2,opt,name=octets,proto3" json:"octets,omitempty"`
+	Packets                 uint32   `protobuf:"varint,3,opt,name=packets,proto3" json:"packets,omitempty"`
+	BroadcastPackets        uint32   `protobuf:"varint,4,opt,name=broadcastPackets,proto3" json:"broadcastPackets,omitempty"`
+	MulticastPackets        uint32   `protobuf:"varint,5,opt,name=multicastPackets,proto3" json:"multicastPackets,omitempty"`
+	CrcErroredPackets       uint32   `protobuf:"varint,6,opt,name=crcErroredPackets,proto3" json:"crcErroredPackets,omitempty"`
+	UndersizePackets        uint32   `protobuf:"varint,7,opt,name=undersizePackets,proto3" json:"undersizePackets,omitempty"`
+	OversizePackets         uint32   `protobuf:"varint,8,opt,name=oversizePackets,proto3" json:"oversizePackets,omitempty"`
+	Packets64Octets         uint32   `protobuf:"varint,9,opt,name=packets64octets,proto3" json:"packets64octets,omitempty"`
+	Packets65To127Octets    uint32   `protobuf:"varint,10,opt,name=packets65To127octets,proto3" json:"packets65To127octets,omitempty"`
+	Packets128To255Octets   uint32   `protobuf:"varint,11,opt,name=packets128To255Octets,proto3" json:"packets128To255Octets,omitempty"`
+	Packets256To511Octets   uint32   `protobuf:"varint,12,opt,name=packets256To511octets,proto3" json:"packets256To511octets,omitempty"`
+	Packets512To1023Octets  uint32   `protobuf:"varint,13,opt,name=packets512To1023octets,proto3" json:"packets512To1023octets,omitempty"`
+	Packets1024To1518Octets uint32   `protobuf:"varint,14,opt,name=packets1024To1518octets,proto3" json:"packets1024To1518octets,omitempty"`
+	XXX_NoUnkeyedLiteral    struct{} `json:"-"`
+	XXX_unrecognized        []byte   `json:"-"`
+	XXX_sizecache           int32    `json:"-"`
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) Reset() {
+	*m = GetOnuEthernetBridgePortHistoryResponse{}
+}
+func (m *GetOnuEthernetBridgePortHistoryResponse) String() string { return proto.CompactTextString(m) }
+func (*GetOnuEthernetBridgePortHistoryResponse) ProtoMessage()    {}
+func (*GetOnuEthernetBridgePortHistoryResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{9}
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuEthernetBridgePortHistoryResponse.Unmarshal(m, b)
+}
+func (m *GetOnuEthernetBridgePortHistoryResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuEthernetBridgePortHistoryResponse.Marshal(b, m, deterministic)
+}
+func (m *GetOnuEthernetBridgePortHistoryResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuEthernetBridgePortHistoryResponse.Merge(m, src)
+}
+func (m *GetOnuEthernetBridgePortHistoryResponse) XXX_Size() int {
+	return xxx_messageInfo_GetOnuEthernetBridgePortHistoryResponse.Size(m)
+}
+func (m *GetOnuEthernetBridgePortHistoryResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuEthernetBridgePortHistoryResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuEthernetBridgePortHistoryResponse proto.InternalMessageInfo
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetDropEvents() uint32 {
+	if m != nil {
+		return m.DropEvents
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetOctets() uint32 {
+	if m != nil {
+		return m.Octets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets() uint32 {
+	if m != nil {
+		return m.Packets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetBroadcastPackets() uint32 {
+	if m != nil {
+		return m.BroadcastPackets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetMulticastPackets() uint32 {
+	if m != nil {
+		return m.MulticastPackets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetCrcErroredPackets() uint32 {
+	if m != nil {
+		return m.CrcErroredPackets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetUndersizePackets() uint32 {
+	if m != nil {
+		return m.UndersizePackets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetOversizePackets() uint32 {
+	if m != nil {
+		return m.OversizePackets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets64Octets() uint32 {
+	if m != nil {
+		return m.Packets64Octets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets65To127Octets() uint32 {
+	if m != nil {
+		return m.Packets65To127Octets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets128To255Octets() uint32 {
+	if m != nil {
+		return m.Packets128To255Octets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets256To511Octets() uint32 {
+	if m != nil {
+		return m.Packets256To511Octets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets512To1023Octets() uint32 {
+	if m != nil {
+		return m.Packets512To1023Octets
+	}
+	return 0
+}
+
+func (m *GetOnuEthernetBridgePortHistoryResponse) GetPackets1024To1518Octets() uint32 {
+	if m != nil {
+		return m.Packets1024To1518Octets
+	}
+	return 0
+}
+
+type GetOnuFecHistory struct {
+	Empty                *empty.Empty `protobuf:"bytes,1,opt,name=empty,proto3" json:"empty,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}     `json:"-"`
+	XXX_unrecognized     []byte       `json:"-"`
+	XXX_sizecache        int32        `json:"-"`
+}
+
+func (m *GetOnuFecHistory) Reset()         { *m = GetOnuFecHistory{} }
+func (m *GetOnuFecHistory) String() string { return proto.CompactTextString(m) }
+func (*GetOnuFecHistory) ProtoMessage()    {}
+func (*GetOnuFecHistory) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{10}
+}
+
+func (m *GetOnuFecHistory) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuFecHistory.Unmarshal(m, b)
+}
+func (m *GetOnuFecHistory) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuFecHistory.Marshal(b, m, deterministic)
+}
+func (m *GetOnuFecHistory) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuFecHistory.Merge(m, src)
+}
+func (m *GetOnuFecHistory) XXX_Size() int {
+	return xxx_messageInfo_GetOnuFecHistory.Size(m)
+}
+func (m *GetOnuFecHistory) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuFecHistory.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuFecHistory proto.InternalMessageInfo
+
+func (m *GetOnuFecHistory) GetEmpty() *empty.Empty {
+	if m != nil {
+		return m.Empty
+	}
+	return nil
+}
+
+type GetOnuFecHistoryResponse struct {
+	CorrectedBytes         uint32   `protobuf:"varint,1,opt,name=correctedBytes,proto3" json:"correctedBytes,omitempty"`
+	CorrectedCodeWords     uint32   `protobuf:"varint,2,opt,name=correctedCodeWords,proto3" json:"correctedCodeWords,omitempty"`
+	FecSeconds             uint32   `protobuf:"varint,3,opt,name=fecSeconds,proto3" json:"fecSeconds,omitempty"`
+	TotalCodeWords         uint32   `protobuf:"varint,4,opt,name=totalCodeWords,proto3" json:"totalCodeWords,omitempty"`
+	UncorrectableCodeWords uint32   `protobuf:"varint,5,opt,name=uncorrectableCodeWords,proto3" json:"uncorrectableCodeWords,omitempty"`
+	XXX_NoUnkeyedLiteral   struct{} `json:"-"`
+	XXX_unrecognized       []byte   `json:"-"`
+	XXX_sizecache          int32    `json:"-"`
+}
+
+func (m *GetOnuFecHistoryResponse) Reset()         { *m = GetOnuFecHistoryResponse{} }
+func (m *GetOnuFecHistoryResponse) String() string { return proto.CompactTextString(m) }
+func (*GetOnuFecHistoryResponse) ProtoMessage()    {}
+func (*GetOnuFecHistoryResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{11}
+}
+
+func (m *GetOnuFecHistoryResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetOnuFecHistoryResponse.Unmarshal(m, b)
+}
+func (m *GetOnuFecHistoryResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetOnuFecHistoryResponse.Marshal(b, m, deterministic)
+}
+func (m *GetOnuFecHistoryResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetOnuFecHistoryResponse.Merge(m, src)
+}
+func (m *GetOnuFecHistoryResponse) XXX_Size() int {
+	return xxx_messageInfo_GetOnuFecHistoryResponse.Size(m)
+}
+func (m *GetOnuFecHistoryResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetOnuFecHistoryResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetOnuFecHistoryResponse proto.InternalMessageInfo
+
+func (m *GetOnuFecHistoryResponse) GetCorrectedBytes() uint32 {
+	if m != nil {
+		return m.CorrectedBytes
+	}
+	return 0
+}
+
+func (m *GetOnuFecHistoryResponse) GetCorrectedCodeWords() uint32 {
+	if m != nil {
+		return m.CorrectedCodeWords
+	}
+	return 0
+}
+
+func (m *GetOnuFecHistoryResponse) GetFecSeconds() uint32 {
+	if m != nil {
+		return m.FecSeconds
+	}
+	return 0
+}
+
+func (m *GetOnuFecHistoryResponse) GetTotalCodeWords() uint32 {
+	if m != nil {
+		return m.TotalCodeWords
+	}
+	return 0
+}
+
+func (m *GetOnuFecHistoryResponse) GetUncorrectableCodeWords() uint32 {
+	if m != nil {
+		return m.UncorrectableCodeWords
+	}
+	return 0
+}
+
+type GetValueRequest struct {
+	// Types that are valid to be assigned to Request:
+	//	*GetValueRequest_Distance
+	//	*GetValueRequest_UniInfo
+	//	*GetValueRequest_OltPortInfo
+	//	*GetValueRequest_OnuOpticalInfo
+	//	*GetValueRequest_EthBridgePort
+	//	*GetValueRequest_FecHistory
+	Request              isGetValueRequest_Request `protobuf_oneof:"request"`
+	XXX_NoUnkeyedLiteral struct{}                  `json:"-"`
+	XXX_unrecognized     []byte                    `json:"-"`
+	XXX_sizecache        int32                     `json:"-"`
+}
+
+func (m *GetValueRequest) Reset()         { *m = GetValueRequest{} }
+func (m *GetValueRequest) String() string { return proto.CompactTextString(m) }
+func (*GetValueRequest) ProtoMessage()    {}
+func (*GetValueRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{12}
+}
+
+func (m *GetValueRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetValueRequest.Unmarshal(m, b)
+}
+func (m *GetValueRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetValueRequest.Marshal(b, m, deterministic)
+}
+func (m *GetValueRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetValueRequest.Merge(m, src)
+}
+func (m *GetValueRequest) XXX_Size() int {
+	return xxx_messageInfo_GetValueRequest.Size(m)
+}
+func (m *GetValueRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetValueRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetValueRequest proto.InternalMessageInfo
+
+type isGetValueRequest_Request interface {
+	isGetValueRequest_Request()
+}
+
+type GetValueRequest_Distance struct {
+	Distance *GetDistanceRequest `protobuf:"bytes,1,opt,name=distance,proto3,oneof"`
+}
+
+type GetValueRequest_UniInfo struct {
+	UniInfo *GetOnuUniInfoRequest `protobuf:"bytes,2,opt,name=uniInfo,proto3,oneof"`
+}
+
+type GetValueRequest_OltPortInfo struct {
+	OltPortInfo *GetOltPortCounters `protobuf:"bytes,3,opt,name=oltPortInfo,proto3,oneof"`
+}
+
+type GetValueRequest_OnuOpticalInfo struct {
+	OnuOpticalInfo *GetOnuPonOpticalInfo `protobuf:"bytes,4,opt,name=onuOpticalInfo,proto3,oneof"`
+}
+
+type GetValueRequest_EthBridgePort struct {
+	EthBridgePort *GetOnuEthernetBridgePortHistory `protobuf:"bytes,5,opt,name=ethBridgePort,proto3,oneof"`
+}
+
+type GetValueRequest_FecHistory struct {
+	FecHistory *GetOnuFecHistory `protobuf:"bytes,6,opt,name=fecHistory,proto3,oneof"`
+}
+
+func (*GetValueRequest_Distance) isGetValueRequest_Request() {}
+
+func (*GetValueRequest_UniInfo) isGetValueRequest_Request() {}
+
+func (*GetValueRequest_OltPortInfo) isGetValueRequest_Request() {}
+
+func (*GetValueRequest_OnuOpticalInfo) isGetValueRequest_Request() {}
+
+func (*GetValueRequest_EthBridgePort) isGetValueRequest_Request() {}
+
+func (*GetValueRequest_FecHistory) isGetValueRequest_Request() {}
+
+func (m *GetValueRequest) GetRequest() isGetValueRequest_Request {
+	if m != nil {
+		return m.Request
+	}
+	return nil
+}
+
+func (m *GetValueRequest) GetDistance() *GetDistanceRequest {
+	if x, ok := m.GetRequest().(*GetValueRequest_Distance); ok {
+		return x.Distance
+	}
+	return nil
+}
+
+func (m *GetValueRequest) GetUniInfo() *GetOnuUniInfoRequest {
+	if x, ok := m.GetRequest().(*GetValueRequest_UniInfo); ok {
+		return x.UniInfo
+	}
+	return nil
+}
+
+func (m *GetValueRequest) GetOltPortInfo() *GetOltPortCounters {
+	if x, ok := m.GetRequest().(*GetValueRequest_OltPortInfo); ok {
+		return x.OltPortInfo
+	}
+	return nil
+}
+
+func (m *GetValueRequest) GetOnuOpticalInfo() *GetOnuPonOpticalInfo {
+	if x, ok := m.GetRequest().(*GetValueRequest_OnuOpticalInfo); ok {
+		return x.OnuOpticalInfo
+	}
+	return nil
+}
+
+func (m *GetValueRequest) GetEthBridgePort() *GetOnuEthernetBridgePortHistory {
+	if x, ok := m.GetRequest().(*GetValueRequest_EthBridgePort); ok {
+		return x.EthBridgePort
+	}
+	return nil
+}
+
+func (m *GetValueRequest) GetFecHistory() *GetOnuFecHistory {
+	if x, ok := m.GetRequest().(*GetValueRequest_FecHistory); ok {
+		return x.FecHistory
+	}
+	return nil
+}
+
+// XXX_OneofWrappers is for the internal use of the proto package.
+func (*GetValueRequest) XXX_OneofWrappers() []interface{} {
+	return []interface{}{
+		(*GetValueRequest_Distance)(nil),
+		(*GetValueRequest_UniInfo)(nil),
+		(*GetValueRequest_OltPortInfo)(nil),
+		(*GetValueRequest_OnuOpticalInfo)(nil),
+		(*GetValueRequest_EthBridgePort)(nil),
+		(*GetValueRequest_FecHistory)(nil),
+	}
+}
+
+type GetValueResponse struct {
+	Status    GetValueResponse_Status      `protobuf:"varint,1,opt,name=status,proto3,enum=extension.GetValueResponse_Status" json:"status,omitempty"`
+	ErrReason GetValueResponse_ErrorReason `protobuf:"varint,2,opt,name=errReason,proto3,enum=extension.GetValueResponse_ErrorReason" json:"errReason,omitempty"`
+	// Types that are valid to be assigned to Response:
+	//	*GetValueResponse_Distance
+	//	*GetValueResponse_UniInfo
+	//	*GetValueResponse_PortCoutners
+	//	*GetValueResponse_OnuOpticalInfo
+	//	*GetValueResponse_EthBridgePortInfo
+	//	*GetValueResponse_FecHistory
+	Response             isGetValueResponse_Response `protobuf_oneof:"response"`
+	XXX_NoUnkeyedLiteral struct{}                    `json:"-"`
+	XXX_unrecognized     []byte                      `json:"-"`
+	XXX_sizecache        int32                       `json:"-"`
+}
+
+func (m *GetValueResponse) Reset()         { *m = GetValueResponse{} }
+func (m *GetValueResponse) String() string { return proto.CompactTextString(m) }
+func (*GetValueResponse) ProtoMessage()    {}
+func (*GetValueResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{13}
+}
+
+func (m *GetValueResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_GetValueResponse.Unmarshal(m, b)
+}
+func (m *GetValueResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_GetValueResponse.Marshal(b, m, deterministic)
+}
+func (m *GetValueResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_GetValueResponse.Merge(m, src)
+}
+func (m *GetValueResponse) XXX_Size() int {
+	return xxx_messageInfo_GetValueResponse.Size(m)
+}
+func (m *GetValueResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_GetValueResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_GetValueResponse proto.InternalMessageInfo
+
+func (m *GetValueResponse) GetStatus() GetValueResponse_Status {
+	if m != nil {
+		return m.Status
+	}
+	return GetValueResponse_STATUS_UNDEFINED
+}
+
+func (m *GetValueResponse) GetErrReason() GetValueResponse_ErrorReason {
+	if m != nil {
+		return m.ErrReason
+	}
+	return GetValueResponse_REASON_UNDEFINED
+}
+
+type isGetValueResponse_Response interface {
+	isGetValueResponse_Response()
+}
+
+type GetValueResponse_Distance struct {
+	Distance *GetDistanceResponse `protobuf:"bytes,3,opt,name=distance,proto3,oneof"`
+}
+
+type GetValueResponse_UniInfo struct {
+	UniInfo *GetOnuUniInfoResponse `protobuf:"bytes,4,opt,name=uniInfo,proto3,oneof"`
+}
+
+type GetValueResponse_PortCoutners struct {
+	PortCoutners *GetOltPortCountersResponse `protobuf:"bytes,5,opt,name=portCoutners,proto3,oneof"`
+}
+
+type GetValueResponse_OnuOpticalInfo struct {
+	OnuOpticalInfo *GetOnuPonOpticalInfoResponse `protobuf:"bytes,6,opt,name=onuOpticalInfo,proto3,oneof"`
+}
+
+type GetValueResponse_EthBridgePortInfo struct {
+	EthBridgePortInfo *GetOnuEthernetBridgePortHistoryResponse `protobuf:"bytes,7,opt,name=ethBridgePortInfo,proto3,oneof"`
+}
+
+type GetValueResponse_FecHistory struct {
+	FecHistory *GetOnuFecHistoryResponse `protobuf:"bytes,8,opt,name=fecHistory,proto3,oneof"`
+}
+
+func (*GetValueResponse_Distance) isGetValueResponse_Response() {}
+
+func (*GetValueResponse_UniInfo) isGetValueResponse_Response() {}
+
+func (*GetValueResponse_PortCoutners) isGetValueResponse_Response() {}
+
+func (*GetValueResponse_OnuOpticalInfo) isGetValueResponse_Response() {}
+
+func (*GetValueResponse_EthBridgePortInfo) isGetValueResponse_Response() {}
+
+func (*GetValueResponse_FecHistory) isGetValueResponse_Response() {}
+
+func (m *GetValueResponse) GetResponse() isGetValueResponse_Response {
+	if m != nil {
+		return m.Response
+	}
+	return nil
+}
+
+func (m *GetValueResponse) GetDistance() *GetDistanceResponse {
+	if x, ok := m.GetResponse().(*GetValueResponse_Distance); ok {
+		return x.Distance
+	}
+	return nil
+}
+
+func (m *GetValueResponse) GetUniInfo() *GetOnuUniInfoResponse {
+	if x, ok := m.GetResponse().(*GetValueResponse_UniInfo); ok {
+		return x.UniInfo
+	}
+	return nil
+}
+
+func (m *GetValueResponse) GetPortCoutners() *GetOltPortCountersResponse {
+	if x, ok := m.GetResponse().(*GetValueResponse_PortCoutners); ok {
+		return x.PortCoutners
+	}
+	return nil
+}
+
+func (m *GetValueResponse) GetOnuOpticalInfo() *GetOnuPonOpticalInfoResponse {
+	if x, ok := m.GetResponse().(*GetValueResponse_OnuOpticalInfo); ok {
+		return x.OnuOpticalInfo
+	}
+	return nil
+}
+
+func (m *GetValueResponse) GetEthBridgePortInfo() *GetOnuEthernetBridgePortHistoryResponse {
+	if x, ok := m.GetResponse().(*GetValueResponse_EthBridgePortInfo); ok {
+		return x.EthBridgePortInfo
+	}
+	return nil
+}
+
+func (m *GetValueResponse) GetFecHistory() *GetOnuFecHistoryResponse {
+	if x, ok := m.GetResponse().(*GetValueResponse_FecHistory); ok {
+		return x.FecHistory
+	}
+	return nil
+}
+
+// XXX_OneofWrappers is for the internal use of the proto package.
+func (*GetValueResponse) XXX_OneofWrappers() []interface{} {
+	return []interface{}{
+		(*GetValueResponse_Distance)(nil),
+		(*GetValueResponse_UniInfo)(nil),
+		(*GetValueResponse_PortCoutners)(nil),
+		(*GetValueResponse_OnuOpticalInfo)(nil),
+		(*GetValueResponse_EthBridgePortInfo)(nil),
+		(*GetValueResponse_FecHistory)(nil),
+	}
+}
+
+type SetValueRequest struct {
+	// Types that are valid to be assigned to Request:
+	//	*SetValueRequest_AlarmConfig
+	Request              isSetValueRequest_Request `protobuf_oneof:"request"`
+	XXX_NoUnkeyedLiteral struct{}                  `json:"-"`
+	XXX_unrecognized     []byte                    `json:"-"`
+	XXX_sizecache        int32                     `json:"-"`
+}
+
+func (m *SetValueRequest) Reset()         { *m = SetValueRequest{} }
+func (m *SetValueRequest) String() string { return proto.CompactTextString(m) }
+func (*SetValueRequest) ProtoMessage()    {}
+func (*SetValueRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{14}
+}
+
+func (m *SetValueRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SetValueRequest.Unmarshal(m, b)
+}
+func (m *SetValueRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SetValueRequest.Marshal(b, m, deterministic)
+}
+func (m *SetValueRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SetValueRequest.Merge(m, src)
+}
+func (m *SetValueRequest) XXX_Size() int {
+	return xxx_messageInfo_SetValueRequest.Size(m)
+}
+func (m *SetValueRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_SetValueRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SetValueRequest proto.InternalMessageInfo
+
+type isSetValueRequest_Request interface {
+	isSetValueRequest_Request()
+}
+
+type SetValueRequest_AlarmConfig struct {
+	AlarmConfig *config.AlarmConfig `protobuf:"bytes,1,opt,name=alarm_config,json=alarmConfig,proto3,oneof"`
+}
+
+func (*SetValueRequest_AlarmConfig) isSetValueRequest_Request() {}
+
+func (m *SetValueRequest) GetRequest() isSetValueRequest_Request {
+	if m != nil {
+		return m.Request
+	}
+	return nil
+}
+
+func (m *SetValueRequest) GetAlarmConfig() *config.AlarmConfig {
+	if x, ok := m.GetRequest().(*SetValueRequest_AlarmConfig); ok {
+		return x.AlarmConfig
+	}
+	return nil
+}
+
+// XXX_OneofWrappers is for the internal use of the proto package.
+func (*SetValueRequest) XXX_OneofWrappers() []interface{} {
+	return []interface{}{
+		(*SetValueRequest_AlarmConfig)(nil),
+	}
+}
+
+type SetValueResponse struct {
+	Status               SetValueResponse_Status      `protobuf:"varint,1,opt,name=status,proto3,enum=extension.SetValueResponse_Status" json:"status,omitempty"`
+	ErrReason            SetValueResponse_ErrorReason `protobuf:"varint,2,opt,name=errReason,proto3,enum=extension.SetValueResponse_ErrorReason" json:"errReason,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                     `json:"-"`
+	XXX_unrecognized     []byte                       `json:"-"`
+	XXX_sizecache        int32                        `json:"-"`
+}
+
+func (m *SetValueResponse) Reset()         { *m = SetValueResponse{} }
+func (m *SetValueResponse) String() string { return proto.CompactTextString(m) }
+func (*SetValueResponse) ProtoMessage()    {}
+func (*SetValueResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{15}
+}
+
+func (m *SetValueResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SetValueResponse.Unmarshal(m, b)
+}
+func (m *SetValueResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SetValueResponse.Marshal(b, m, deterministic)
+}
+func (m *SetValueResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SetValueResponse.Merge(m, src)
+}
+func (m *SetValueResponse) XXX_Size() int {
+	return xxx_messageInfo_SetValueResponse.Size(m)
+}
+func (m *SetValueResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_SetValueResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SetValueResponse proto.InternalMessageInfo
+
+func (m *SetValueResponse) GetStatus() SetValueResponse_Status {
+	if m != nil {
+		return m.Status
+	}
+	return SetValueResponse_STATUS_UNDEFINED
+}
+
+func (m *SetValueResponse) GetErrReason() SetValueResponse_ErrorReason {
+	if m != nil {
+		return m.ErrReason
+	}
+	return SetValueResponse_REASON_UNDEFINED
+}
+
+type SingleGetValueRequest struct {
+	TargetId             string           `protobuf:"bytes,1,opt,name=targetId,proto3" json:"targetId,omitempty"`
+	Request              *GetValueRequest `protobuf:"bytes,2,opt,name=request,proto3" json:"request,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}         `json:"-"`
+	XXX_unrecognized     []byte           `json:"-"`
+	XXX_sizecache        int32            `json:"-"`
+}
+
+func (m *SingleGetValueRequest) Reset()         { *m = SingleGetValueRequest{} }
+func (m *SingleGetValueRequest) String() string { return proto.CompactTextString(m) }
+func (*SingleGetValueRequest) ProtoMessage()    {}
+func (*SingleGetValueRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{16}
+}
+
+func (m *SingleGetValueRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SingleGetValueRequest.Unmarshal(m, b)
+}
+func (m *SingleGetValueRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SingleGetValueRequest.Marshal(b, m, deterministic)
+}
+func (m *SingleGetValueRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SingleGetValueRequest.Merge(m, src)
+}
+func (m *SingleGetValueRequest) XXX_Size() int {
+	return xxx_messageInfo_SingleGetValueRequest.Size(m)
+}
+func (m *SingleGetValueRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_SingleGetValueRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SingleGetValueRequest proto.InternalMessageInfo
+
+func (m *SingleGetValueRequest) GetTargetId() string {
+	if m != nil {
+		return m.TargetId
+	}
+	return ""
+}
+
+func (m *SingleGetValueRequest) GetRequest() *GetValueRequest {
+	if m != nil {
+		return m.Request
+	}
+	return nil
+}
+
+type SingleGetValueResponse struct {
+	Response             *GetValueResponse `protobuf:"bytes,1,opt,name=response,proto3" json:"response,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}          `json:"-"`
+	XXX_unrecognized     []byte            `json:"-"`
+	XXX_sizecache        int32             `json:"-"`
+}
+
+func (m *SingleGetValueResponse) Reset()         { *m = SingleGetValueResponse{} }
+func (m *SingleGetValueResponse) String() string { return proto.CompactTextString(m) }
+func (*SingleGetValueResponse) ProtoMessage()    {}
+func (*SingleGetValueResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{17}
+}
+
+func (m *SingleGetValueResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SingleGetValueResponse.Unmarshal(m, b)
+}
+func (m *SingleGetValueResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SingleGetValueResponse.Marshal(b, m, deterministic)
+}
+func (m *SingleGetValueResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SingleGetValueResponse.Merge(m, src)
+}
+func (m *SingleGetValueResponse) XXX_Size() int {
+	return xxx_messageInfo_SingleGetValueResponse.Size(m)
+}
+func (m *SingleGetValueResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_SingleGetValueResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SingleGetValueResponse proto.InternalMessageInfo
+
+func (m *SingleGetValueResponse) GetResponse() *GetValueResponse {
+	if m != nil {
+		return m.Response
+	}
+	return nil
+}
+
+type SingleSetValueRequest struct {
+	TargetId             string           `protobuf:"bytes,1,opt,name=targetId,proto3" json:"targetId,omitempty"`
+	Request              *SetValueRequest `protobuf:"bytes,2,opt,name=request,proto3" json:"request,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}         `json:"-"`
+	XXX_unrecognized     []byte           `json:"-"`
+	XXX_sizecache        int32            `json:"-"`
+}
+
+func (m *SingleSetValueRequest) Reset()         { *m = SingleSetValueRequest{} }
+func (m *SingleSetValueRequest) String() string { return proto.CompactTextString(m) }
+func (*SingleSetValueRequest) ProtoMessage()    {}
+func (*SingleSetValueRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{18}
+}
+
+func (m *SingleSetValueRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SingleSetValueRequest.Unmarshal(m, b)
+}
+func (m *SingleSetValueRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SingleSetValueRequest.Marshal(b, m, deterministic)
+}
+func (m *SingleSetValueRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SingleSetValueRequest.Merge(m, src)
+}
+func (m *SingleSetValueRequest) XXX_Size() int {
+	return xxx_messageInfo_SingleSetValueRequest.Size(m)
+}
+func (m *SingleSetValueRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_SingleSetValueRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SingleSetValueRequest proto.InternalMessageInfo
+
+func (m *SingleSetValueRequest) GetTargetId() string {
+	if m != nil {
+		return m.TargetId
+	}
+	return ""
+}
+
+func (m *SingleSetValueRequest) GetRequest() *SetValueRequest {
+	if m != nil {
+		return m.Request
+	}
+	return nil
+}
+
+type SingleSetValueResponse struct {
+	Response             *SetValueResponse `protobuf:"bytes,1,opt,name=response,proto3" json:"response,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}          `json:"-"`
+	XXX_unrecognized     []byte            `json:"-"`
+	XXX_sizecache        int32             `json:"-"`
+}
+
+func (m *SingleSetValueResponse) Reset()         { *m = SingleSetValueResponse{} }
+func (m *SingleSetValueResponse) String() string { return proto.CompactTextString(m) }
+func (*SingleSetValueResponse) ProtoMessage()    {}
+func (*SingleSetValueResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7ecf6e9799a9202d, []int{19}
+}
+
+func (m *SingleSetValueResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SingleSetValueResponse.Unmarshal(m, b)
+}
+func (m *SingleSetValueResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SingleSetValueResponse.Marshal(b, m, deterministic)
+}
+func (m *SingleSetValueResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SingleSetValueResponse.Merge(m, src)
+}
+func (m *SingleSetValueResponse) XXX_Size() int {
+	return xxx_messageInfo_SingleSetValueResponse.Size(m)
+}
+func (m *SingleSetValueResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_SingleSetValueResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SingleSetValueResponse proto.InternalMessageInfo
+
+func (m *SingleSetValueResponse) GetResponse() *SetValueResponse {
+	if m != nil {
+		return m.Response
+	}
+	return nil
+}
+
+func init() {
+	proto.RegisterEnum("extension.GetOnuUniInfoResponse_ConfigurationInd", GetOnuUniInfoResponse_ConfigurationInd_name, GetOnuUniInfoResponse_ConfigurationInd_value)
+	proto.RegisterEnum("extension.GetOnuUniInfoResponse_AdministrativeState", GetOnuUniInfoResponse_AdministrativeState_name, GetOnuUniInfoResponse_AdministrativeState_value)
+	proto.RegisterEnum("extension.GetOnuUniInfoResponse_OperationalState", GetOnuUniInfoResponse_OperationalState_name, GetOnuUniInfoResponse_OperationalState_value)
+	proto.RegisterEnum("extension.GetOltPortCounters_PortType", GetOltPortCounters_PortType_name, GetOltPortCounters_PortType_value)
+	proto.RegisterEnum("extension.GetOnuEthernetBridgePortHistory_Direction", GetOnuEthernetBridgePortHistory_Direction_name, GetOnuEthernetBridgePortHistory_Direction_value)
+	proto.RegisterEnum("extension.GetValueResponse_Status", GetValueResponse_Status_name, GetValueResponse_Status_value)
+	proto.RegisterEnum("extension.GetValueResponse_ErrorReason", GetValueResponse_ErrorReason_name, GetValueResponse_ErrorReason_value)
+	proto.RegisterEnum("extension.SetValueResponse_Status", SetValueResponse_Status_name, SetValueResponse_Status_value)
+	proto.RegisterEnum("extension.SetValueResponse_ErrorReason", SetValueResponse_ErrorReason_name, SetValueResponse_ErrorReason_value)
+	proto.RegisterType((*GetDistanceRequest)(nil), "extension.GetDistanceRequest")
+	proto.RegisterType((*GetDistanceResponse)(nil), "extension.GetDistanceResponse")
+	proto.RegisterType((*GetOnuUniInfoRequest)(nil), "extension.GetOnuUniInfoRequest")
+	proto.RegisterType((*GetOnuUniInfoResponse)(nil), "extension.GetOnuUniInfoResponse")
+	proto.RegisterType((*GetOltPortCounters)(nil), "extension.GetOltPortCounters")
+	proto.RegisterType((*GetOltPortCountersResponse)(nil), "extension.GetOltPortCountersResponse")
+	proto.RegisterType((*GetOnuPonOpticalInfo)(nil), "extension.GetOnuPonOpticalInfo")
+	proto.RegisterType((*GetOnuPonOpticalInfoResponse)(nil), "extension.GetOnuPonOpticalInfoResponse")
+	proto.RegisterType((*GetOnuEthernetBridgePortHistory)(nil), "extension.GetOnuEthernetBridgePortHistory")
+	proto.RegisterType((*GetOnuEthernetBridgePortHistoryResponse)(nil), "extension.GetOnuEthernetBridgePortHistoryResponse")
+	proto.RegisterType((*GetOnuFecHistory)(nil), "extension.GetOnuFecHistory")
+	proto.RegisterType((*GetOnuFecHistoryResponse)(nil), "extension.GetOnuFecHistoryResponse")
+	proto.RegisterType((*GetValueRequest)(nil), "extension.GetValueRequest")
+	proto.RegisterType((*GetValueResponse)(nil), "extension.GetValueResponse")
+	proto.RegisterType((*SetValueRequest)(nil), "extension.SetValueRequest")
+	proto.RegisterType((*SetValueResponse)(nil), "extension.SetValueResponse")
+	proto.RegisterType((*SingleGetValueRequest)(nil), "extension.SingleGetValueRequest")
+	proto.RegisterType((*SingleGetValueResponse)(nil), "extension.SingleGetValueResponse")
+	proto.RegisterType((*SingleSetValueRequest)(nil), "extension.SingleSetValueRequest")
+	proto.RegisterType((*SingleSetValueResponse)(nil), "extension.SingleSetValueResponse")
+}
+
+func init() { proto.RegisterFile("voltha_protos/extensions.proto", fileDescriptor_7ecf6e9799a9202d) }
+
+var fileDescriptor_7ecf6e9799a9202d = []byte{
+	// 1872 bytes of a gzipped FileDescriptorProto
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+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConn
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion4
+
+// ExtensionClient is the client API for Extension service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type ExtensionClient interface {
+	// Get a single attribute
+	GetExtValue(ctx context.Context, in *SingleGetValueRequest, opts ...grpc.CallOption) (*SingleGetValueResponse, error)
+	// Set a single attribute
+	SetExtValue(ctx context.Context, in *SingleSetValueRequest, opts ...grpc.CallOption) (*SingleSetValueResponse, error)
+}
+
+type extensionClient struct {
+	cc *grpc.ClientConn
+}
+
+func NewExtensionClient(cc *grpc.ClientConn) ExtensionClient {
+	return &extensionClient{cc}
+}
+
+func (c *extensionClient) GetExtValue(ctx context.Context, in *SingleGetValueRequest, opts ...grpc.CallOption) (*SingleGetValueResponse, error) {
+	out := new(SingleGetValueResponse)
+	err := c.cc.Invoke(ctx, "/extension.Extension/GetExtValue", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *extensionClient) SetExtValue(ctx context.Context, in *SingleSetValueRequest, opts ...grpc.CallOption) (*SingleSetValueResponse, error) {
+	out := new(SingleSetValueResponse)
+	err := c.cc.Invoke(ctx, "/extension.Extension/SetExtValue", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// ExtensionServer is the server API for Extension service.
+type ExtensionServer interface {
+	// Get a single attribute
+	GetExtValue(context.Context, *SingleGetValueRequest) (*SingleGetValueResponse, error)
+	// Set a single attribute
+	SetExtValue(context.Context, *SingleSetValueRequest) (*SingleSetValueResponse, error)
+}
+
+func RegisterExtensionServer(s *grpc.Server, srv ExtensionServer) {
+	s.RegisterService(&_Extension_serviceDesc, srv)
+}
+
+func _Extension_GetExtValue_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SingleGetValueRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ExtensionServer).GetExtValue(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/extension.Extension/GetExtValue",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ExtensionServer).GetExtValue(ctx, req.(*SingleGetValueRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _Extension_SetExtValue_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SingleSetValueRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ExtensionServer).SetExtValue(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/extension.Extension/SetExtValue",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ExtensionServer).SetExtValue(ctx, req.(*SingleSetValueRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+var _Extension_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "extension.Extension",
+	HandlerType: (*ExtensionServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "GetExtValue",
+			Handler:    _Extension_GetExtValue_Handler,
+		},
+		{
+			MethodName: "SetExtValue",
+			Handler:    _Extension_SetExtValue_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "voltha_protos/extensions.proto",
+}
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/inter_container/inter_container.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/inter_container/inter_container.pb.go
index 752eecb..051a705 100644
--- a/vendor/github.com/opencord/voltha-protos/v4/go/inter_container/inter_container.pb.go
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/inter_container/inter_container.pb.go
@@ -104,6 +104,7 @@
 const OperationResp_OPERATION_SUCCESS = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_SUCCESS)
 const OperationResp_OPERATION_FAILURE = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_FAILURE)
 const OperationResp_OPERATION_UNSUPPORTED = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_UNSUPPORTED)
+const OperationResp_OPERATION_IN_PROGRESS = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_IN_PROGRESS)
 
 // ValueType_Type from public import voltha_protos/common.proto
 type ValueType_Type = common.ValueType_Type
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/openolt/openolt.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/openolt/openolt.pb.go
index 5122fe1..1989289 100644
--- a/vendor/github.com/opencord/voltha-protos/v4/go/openolt/openolt.pb.go
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/openolt/openolt.pb.go
@@ -190,6 +190,7 @@
 const OperationResp_OPERATION_SUCCESS = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_SUCCESS)
 const OperationResp_OPERATION_FAILURE = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_FAILURE)
 const OperationResp_OPERATION_UNSUPPORTED = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_UNSUPPORTED)
+const OperationResp_OPERATION_IN_PROGRESS = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_IN_PROGRESS)
 
 // ValueType_Type from public import voltha_protos/common.proto
 type ValueType_Type = common.ValueType_Type
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/voltha/device.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/voltha/device.pb.go
index 2499fd1..6a4bac4 100644
--- a/vendor/github.com/opencord/voltha-protos/v4/go/voltha/device.pb.go
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/voltha/device.pb.go
@@ -7,6 +7,7 @@
 	fmt "fmt"
 	proto "github.com/golang/protobuf/proto"
 	any "github.com/golang/protobuf/ptypes/any"
+	timestamp "github.com/golang/protobuf/ptypes/timestamp"
 	common "github.com/opencord/voltha-protos/v4/go/common"
 	openflow_13 "github.com/opencord/voltha-protos/v4/go/openflow_13"
 	math "math"
@@ -230,7 +231,7 @@
 }
 
 func (SimulateAlarmRequest_OperationType) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_200940f73d155856, []int{13, 0}
+	return fileDescriptor_200940f73d155856, []int{18, 0}
 }
 
 // A Device Type
@@ -1141,6 +1142,348 @@
 	return nil
 }
 
+// A complete device state
+type DeviceState struct {
+	AdminState           common.AdminState_Types    `protobuf:"varint,1,opt,name=admin_state,json=adminState,proto3,enum=common.AdminState_Types" json:"admin_state,omitempty"`
+	OperStatus           common.OperStatus_Types    `protobuf:"varint,2,opt,name=oper_status,json=operStatus,proto3,enum=common.OperStatus_Types" json:"oper_status,omitempty"`
+	ConnectStatus        common.ConnectStatus_Types `protobuf:"varint,3,opt,name=connect_status,json=connectStatus,proto3,enum=common.ConnectStatus_Types" json:"connect_status,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                   `json:"-"`
+	XXX_unrecognized     []byte                     `json:"-"`
+	XXX_sizecache        int32                      `json:"-"`
+}
+
+func (m *DeviceState) Reset()         { *m = DeviceState{} }
+func (m *DeviceState) String() string { return proto.CompactTextString(m) }
+func (*DeviceState) ProtoMessage()    {}
+func (*DeviceState) Descriptor() ([]byte, []int) {
+	return fileDescriptor_200940f73d155856, []int{11}
+}
+
+func (m *DeviceState) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_DeviceState.Unmarshal(m, b)
+}
+func (m *DeviceState) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_DeviceState.Marshal(b, m, deterministic)
+}
+func (m *DeviceState) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_DeviceState.Merge(m, src)
+}
+func (m *DeviceState) XXX_Size() int {
+	return xxx_messageInfo_DeviceState.Size(m)
+}
+func (m *DeviceState) XXX_DiscardUnknown() {
+	xxx_messageInfo_DeviceState.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_DeviceState proto.InternalMessageInfo
+
+func (m *DeviceState) GetAdminState() common.AdminState_Types {
+	if m != nil {
+		return m.AdminState
+	}
+	return common.AdminState_UNKNOWN
+}
+
+func (m *DeviceState) GetOperStatus() common.OperStatus_Types {
+	if m != nil {
+		return m.OperStatus
+	}
+	return common.OperStatus_UNKNOWN
+}
+
+func (m *DeviceState) GetConnectStatus() common.ConnectStatus_Types {
+	if m != nil {
+		return m.ConnectStatus
+	}
+	return common.ConnectStatus_UNKNOWN
+}
+
+// A device state change
+type DeviceStatesChange struct {
+	Previous             *DeviceState `protobuf:"bytes,1,opt,name=previous,proto3" json:"previous,omitempty"`
+	Current              *DeviceState `protobuf:"bytes,2,opt,name=current,proto3" json:"current,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}     `json:"-"`
+	XXX_unrecognized     []byte       `json:"-"`
+	XXX_sizecache        int32        `json:"-"`
+}
+
+func (m *DeviceStatesChange) Reset()         { *m = DeviceStatesChange{} }
+func (m *DeviceStatesChange) String() string { return proto.CompactTextString(m) }
+func (*DeviceStatesChange) ProtoMessage()    {}
+func (*DeviceStatesChange) Descriptor() ([]byte, []int) {
+	return fileDescriptor_200940f73d155856, []int{12}
+}
+
+func (m *DeviceStatesChange) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_DeviceStatesChange.Unmarshal(m, b)
+}
+func (m *DeviceStatesChange) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_DeviceStatesChange.Marshal(b, m, deterministic)
+}
+func (m *DeviceStatesChange) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_DeviceStatesChange.Merge(m, src)
+}
+func (m *DeviceStatesChange) XXX_Size() int {
+	return xxx_messageInfo_DeviceStatesChange.Size(m)
+}
+func (m *DeviceStatesChange) XXX_DiscardUnknown() {
+	xxx_messageInfo_DeviceStatesChange.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_DeviceStatesChange proto.InternalMessageInfo
+
+func (m *DeviceStatesChange) GetPrevious() *DeviceState {
+	if m != nil {
+		return m.Previous
+	}
+	return nil
+}
+
+func (m *DeviceStatesChange) GetCurrent() *DeviceState {
+	if m != nil {
+		return m.Current
+	}
+	return nil
+}
+
+// A device update filter
+type DeviceUpdateFilter struct {
+	// Device Id
+	DeviceId string `protobuf:"bytes,1,opt,name=device_id,json=deviceId,proto3" json:"device_id,omitempty"`
+	// Provide update starting from this timestamp, inclusive
+	FromTimestamp *timestamp.Timestamp `protobuf:"bytes,2,opt,name=from_timestamp,json=fromTimestamp,proto3" json:"from_timestamp,omitempty"`
+	// Provide update starting to this timestamp, inclusive
+	ToTimestamp *timestamp.Timestamp `protobuf:"bytes,3,opt,name=to_timestamp,json=toTimestamp,proto3" json:"to_timestamp,omitempty"`
+	// The operation that triggered the update, e.g. portCreated
+	Operation string `protobuf:"bytes,4,opt,name=operation,proto3" json:"operation,omitempty"`
+	// The ID of that operation, e.g. log correlation ID
+	OperationId string `protobuf:"bytes,5,opt,name=operation_id,json=operationId,proto3" json:"operation_id,omitempty"`
+	// Component initiating the request, e.g. openolt
+	RequestedBy string `protobuf:"bytes,6,opt,name=requested_by,json=requestedBy,proto3" json:"requested_by,omitempty"`
+	// Operation status
+	Status               *common.OperationResp `protobuf:"bytes,7,opt,name=status,proto3" json:"status,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}              `json:"-"`
+	XXX_unrecognized     []byte                `json:"-"`
+	XXX_sizecache        int32                 `json:"-"`
+}
+
+func (m *DeviceUpdateFilter) Reset()         { *m = DeviceUpdateFilter{} }
+func (m *DeviceUpdateFilter) String() string { return proto.CompactTextString(m) }
+func (*DeviceUpdateFilter) ProtoMessage()    {}
+func (*DeviceUpdateFilter) Descriptor() ([]byte, []int) {
+	return fileDescriptor_200940f73d155856, []int{13}
+}
+
+func (m *DeviceUpdateFilter) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_DeviceUpdateFilter.Unmarshal(m, b)
+}
+func (m *DeviceUpdateFilter) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_DeviceUpdateFilter.Marshal(b, m, deterministic)
+}
+func (m *DeviceUpdateFilter) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_DeviceUpdateFilter.Merge(m, src)
+}
+func (m *DeviceUpdateFilter) XXX_Size() int {
+	return xxx_messageInfo_DeviceUpdateFilter.Size(m)
+}
+func (m *DeviceUpdateFilter) XXX_DiscardUnknown() {
+	xxx_messageInfo_DeviceUpdateFilter.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_DeviceUpdateFilter proto.InternalMessageInfo
+
+func (m *DeviceUpdateFilter) GetDeviceId() string {
+	if m != nil {
+		return m.DeviceId
+	}
+	return ""
+}
+
+func (m *DeviceUpdateFilter) GetFromTimestamp() *timestamp.Timestamp {
+	if m != nil {
+		return m.FromTimestamp
+	}
+	return nil
+}
+
+func (m *DeviceUpdateFilter) GetToTimestamp() *timestamp.Timestamp {
+	if m != nil {
+		return m.ToTimestamp
+	}
+	return nil
+}
+
+func (m *DeviceUpdateFilter) GetOperation() string {
+	if m != nil {
+		return m.Operation
+	}
+	return ""
+}
+
+func (m *DeviceUpdateFilter) GetOperationId() string {
+	if m != nil {
+		return m.OperationId
+	}
+	return ""
+}
+
+func (m *DeviceUpdateFilter) GetRequestedBy() string {
+	if m != nil {
+		return m.RequestedBy
+	}
+	return ""
+}
+
+func (m *DeviceUpdateFilter) GetStatus() *common.OperationResp {
+	if m != nil {
+		return m.Status
+	}
+	return nil
+}
+
+// A device update
+type DeviceUpdate struct {
+	// Device Id
+	DeviceId string `protobuf:"bytes,1,opt,name=device_id,json=deviceId,proto3" json:"device_id,omitempty"`
+	// Timestamp of the update
+	Timestamp *timestamp.Timestamp `protobuf:"bytes,2,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	// The operation that triggered the update, e.g. portCreated
+	Operation string `protobuf:"bytes,3,opt,name=operation,proto3" json:"operation,omitempty"`
+	// The ID of that operation, e.g. log correlation ID
+	OperationId string `protobuf:"bytes,4,opt,name=operation_id,json=operationId,proto3" json:"operation_id,omitempty"`
+	// Component initiating the request, e.g. openolt
+	RequestedBy string `protobuf:"bytes,5,opt,name=requested_by,json=requestedBy,proto3" json:"requested_by,omitempty"`
+	// State change, if any, as a result of that update
+	StateChange *DeviceStatesChange `protobuf:"bytes,6,opt,name=state_change,json=stateChange,proto3" json:"state_change,omitempty"`
+	// Operation status
+	Status *common.OperationResp `protobuf:"bytes,7,opt,name=status,proto3" json:"status,omitempty"`
+	// A brief description to provide more context to this update
+	Description          string   `protobuf:"bytes,8,opt,name=description,proto3" json:"description,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *DeviceUpdate) Reset()         { *m = DeviceUpdate{} }
+func (m *DeviceUpdate) String() string { return proto.CompactTextString(m) }
+func (*DeviceUpdate) ProtoMessage()    {}
+func (*DeviceUpdate) Descriptor() ([]byte, []int) {
+	return fileDescriptor_200940f73d155856, []int{14}
+}
+
+func (m *DeviceUpdate) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_DeviceUpdate.Unmarshal(m, b)
+}
+func (m *DeviceUpdate) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_DeviceUpdate.Marshal(b, m, deterministic)
+}
+func (m *DeviceUpdate) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_DeviceUpdate.Merge(m, src)
+}
+func (m *DeviceUpdate) XXX_Size() int {
+	return xxx_messageInfo_DeviceUpdate.Size(m)
+}
+func (m *DeviceUpdate) XXX_DiscardUnknown() {
+	xxx_messageInfo_DeviceUpdate.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_DeviceUpdate proto.InternalMessageInfo
+
+func (m *DeviceUpdate) GetDeviceId() string {
+	if m != nil {
+		return m.DeviceId
+	}
+	return ""
+}
+
+func (m *DeviceUpdate) GetTimestamp() *timestamp.Timestamp {
+	if m != nil {
+		return m.Timestamp
+	}
+	return nil
+}
+
+func (m *DeviceUpdate) GetOperation() string {
+	if m != nil {
+		return m.Operation
+	}
+	return ""
+}
+
+func (m *DeviceUpdate) GetOperationId() string {
+	if m != nil {
+		return m.OperationId
+	}
+	return ""
+}
+
+func (m *DeviceUpdate) GetRequestedBy() string {
+	if m != nil {
+		return m.RequestedBy
+	}
+	return ""
+}
+
+func (m *DeviceUpdate) GetStateChange() *DeviceStatesChange {
+	if m != nil {
+		return m.StateChange
+	}
+	return nil
+}
+
+func (m *DeviceUpdate) GetStatus() *common.OperationResp {
+	if m != nil {
+		return m.Status
+	}
+	return nil
+}
+
+func (m *DeviceUpdate) GetDescription() string {
+	if m != nil {
+		return m.Description
+	}
+	return ""
+}
+
+type DeviceUpdates struct {
+	Items                []*DeviceUpdate `protobuf:"bytes,1,rep,name=items,proto3" json:"items,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}        `json:"-"`
+	XXX_unrecognized     []byte          `json:"-"`
+	XXX_sizecache        int32           `json:"-"`
+}
+
+func (m *DeviceUpdates) Reset()         { *m = DeviceUpdates{} }
+func (m *DeviceUpdates) String() string { return proto.CompactTextString(m) }
+func (*DeviceUpdates) ProtoMessage()    {}
+func (*DeviceUpdates) Descriptor() ([]byte, []int) {
+	return fileDescriptor_200940f73d155856, []int{15}
+}
+
+func (m *DeviceUpdates) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_DeviceUpdates.Unmarshal(m, b)
+}
+func (m *DeviceUpdates) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_DeviceUpdates.Marshal(b, m, deterministic)
+}
+func (m *DeviceUpdates) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_DeviceUpdates.Merge(m, src)
+}
+func (m *DeviceUpdates) XXX_Size() int {
+	return xxx_messageInfo_DeviceUpdates.Size(m)
+}
+func (m *DeviceUpdates) XXX_DiscardUnknown() {
+	xxx_messageInfo_DeviceUpdates.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_DeviceUpdates proto.InternalMessageInfo
+
+func (m *DeviceUpdates) GetItems() []*DeviceUpdate {
+	if m != nil {
+		return m.Items
+	}
+	return nil
+}
+
 // A Physical Device instance
 type Device struct {
 	// Voltha's device identifier
@@ -1178,7 +1521,6 @@
 	ProxyAddress  *Device_ProxyAddress       `protobuf:"bytes,19,opt,name=proxy_address,json=proxyAddress,proto3" json:"proxy_address,omitempty"`
 	AdminState    common.AdminState_Types    `protobuf:"varint,16,opt,name=admin_state,json=adminState,proto3,enum=common.AdminState_Types" json:"admin_state,omitempty"`
 	OperStatus    common.OperStatus_Types    `protobuf:"varint,17,opt,name=oper_status,json=operStatus,proto3,enum=common.OperStatus_Types" json:"oper_status,omitempty"`
-	Reason        string                     `protobuf:"bytes,22,opt,name=reason,proto3" json:"reason,omitempty"`
 	ConnectStatus common.ConnectStatus_Types `protobuf:"varint,18,opt,name=connect_status,json=connectStatus,proto3,enum=common.ConnectStatus_Types" json:"connect_status,omitempty"`
 	// Device type specific attributes
 	Custom *any.Any `protobuf:"bytes,64,opt,name=custom,proto3" json:"custom,omitempty"`
@@ -1195,7 +1537,7 @@
 func (m *Device) String() string { return proto.CompactTextString(m) }
 func (*Device) ProtoMessage()    {}
 func (*Device) Descriptor() ([]byte, []int) {
-	return fileDescriptor_200940f73d155856, []int{11}
+	return fileDescriptor_200940f73d155856, []int{16}
 }
 
 func (m *Device) XXX_Unmarshal(b []byte) error {
@@ -1399,13 +1741,6 @@
 	return common.OperStatus_UNKNOWN
 }
 
-func (m *Device) GetReason() string {
-	if m != nil {
-		return m.Reason
-	}
-	return ""
-}
-
 func (m *Device) GetConnectStatus() common.ConnectStatus_Types {
 	if m != nil {
 		return m.ConnectStatus
@@ -1460,7 +1795,7 @@
 func (m *Device_ProxyAddress) String() string { return proto.CompactTextString(m) }
 func (*Device_ProxyAddress) ProtoMessage()    {}
 func (*Device_ProxyAddress) Descriptor() ([]byte, []int) {
-	return fileDescriptor_200940f73d155856, []int{11, 0}
+	return fileDescriptor_200940f73d155856, []int{16, 0}
 }
 
 func (m *Device_ProxyAddress) XXX_Unmarshal(b []byte) error {
@@ -1541,7 +1876,7 @@
 func (m *Devices) String() string { return proto.CompactTextString(m) }
 func (*Devices) ProtoMessage()    {}
 func (*Devices) Descriptor() ([]byte, []int) {
-	return fileDescriptor_200940f73d155856, []int{12}
+	return fileDescriptor_200940f73d155856, []int{17}
 }
 
 func (m *Devices) XXX_Unmarshal(b []byte) error {
@@ -1590,7 +1925,7 @@
 func (m *SimulateAlarmRequest) String() string { return proto.CompactTextString(m) }
 func (*SimulateAlarmRequest) ProtoMessage()    {}
 func (*SimulateAlarmRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_200940f73d155856, []int{13}
+	return fileDescriptor_200940f73d155856, []int{18}
 }
 
 func (m *SimulateAlarmRequest) XXX_Unmarshal(b []byte) error {
@@ -1700,6 +2035,11 @@
 	proto.RegisterType((*Port)(nil), "voltha.Port")
 	proto.RegisterType((*Port_PeerPort)(nil), "voltha.Port.PeerPort")
 	proto.RegisterType((*Ports)(nil), "voltha.Ports")
+	proto.RegisterType((*DeviceState)(nil), "voltha.DeviceState")
+	proto.RegisterType((*DeviceStatesChange)(nil), "voltha.DeviceStatesChange")
+	proto.RegisterType((*DeviceUpdateFilter)(nil), "voltha.DeviceUpdateFilter")
+	proto.RegisterType((*DeviceUpdate)(nil), "voltha.DeviceUpdate")
+	proto.RegisterType((*DeviceUpdates)(nil), "voltha.DeviceUpdates")
 	proto.RegisterType((*Device)(nil), "voltha.Device")
 	proto.RegisterType((*Device_ProxyAddress)(nil), "voltha.Device.ProxyAddress")
 	proto.RegisterType((*Devices)(nil), "voltha.Devices")
@@ -1709,152 +2049,168 @@
 func init() { proto.RegisterFile("voltha_protos/device.proto", fileDescriptor_200940f73d155856) }
 
 var fileDescriptor_200940f73d155856 = []byte{
-	// 2341 bytes of a gzipped FileDescriptorProto
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 }
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/voltha/voltha.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/voltha/voltha.pb.go
index 2ec3452..e34db79 100644
--- a/vendor/github.com/opencord/voltha-protos/v4/go/voltha/voltha.pb.go
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/voltha/voltha.pb.go
@@ -124,6 +124,7 @@
 const OperationResp_OPERATION_SUCCESS = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_SUCCESS)
 const OperationResp_OPERATION_FAILURE = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_FAILURE)
 const OperationResp_OPERATION_UNSUPPORTED = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_UNSUPPORTED)
+const OperationResp_OPERATION_IN_PROGRESS = OperationResp_OperationReturnCode(common.OperationResp_OPERATION_IN_PROGRESS)
 
 // ValueType_Type from public import voltha_protos/common.proto
 type ValueType_Type = common.ValueType_Type
@@ -2197,171 +2198,173 @@
 func init() { proto.RegisterFile("voltha_protos/voltha.proto", fileDescriptor_e084f1a60ce7016c) }
 
 var fileDescriptor_e084f1a60ce7016c = []byte{
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+	0xde, 0xb3, 0x48, 0x5e, 0x00, 0x28, 0xaa, 0x5c, 0x27, 0xf9, 0x48, 0x95, 0xb2, 0xf0, 0x7f, 0x06,
+	0x59, 0x1f, 0xa2, 0x6a, 0x9a, 0x05, 0x51, 0x33, 0x7d, 0x54, 0x8f, 0x4d, 0xdf, 0x41, 0xe4, 0x4d,
+	0x72, 0x2b, 0x1a, 0xd9, 0x6b, 0xd3, 0xb9, 0xa4, 0x03, 0xcb, 0xd2, 0x5b, 0xc3, 0x0a, 0xc2, 0xa0,
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+	0xe3, 0x2a, 0xe5, 0xaf, 0x08, 0x62, 0x17, 0xb4, 0xba, 0x02, 0xd3, 0x05, 0x61, 0xe3, 0x60, 0xb4,
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+	0xfc, 0x12, 0x92, 0x22, 0x79, 0xbc, 0xe4, 0xf8, 0xd6, 0x47, 0x56, 0x3c, 0xcf, 0xc9, 0xa7, 0xbf,
+	0x2e, 0x6b, 0x98, 0x4d, 0x93, 0x39, 0xf9, 0x25, 0x8f, 0xae, 0x31, 0xde, 0x73, 0x3a, 0xc8, 0x75,
+	0xe9, 0x1a, 0x02, 0x2f, 0x93, 0xac, 0xe7, 0x50, 0x3f, 0xd4, 0x09, 0x24, 0xab, 0xbe, 0xcf, 0x7e,
+	0xab, 0xd8, 0x7b, 0x54, 0x8c, 0x35, 0x37, 0x84, 0xea, 0x87, 0x39, 0x83, 0x6c, 0x95, 0xeb, 0x0e,
+	0xf7, 0x9e, 0x54, 0x45, 0x49, 0x6a, 0x77, 0x48, 0xff, 0xb5, 0x79, 0xe8, 0xa9, 0x75, 0xb0, 0x99,
+	0x03, 0xbb, 0x45, 0xa5, 0x0c, 0xda, 0xef, 0x22, 0xbb, 0x02, 0xb3, 0x86, 0xaf, 0x51, 0x62, 0x9b,
+	0x7c, 0x92, 0xd8, 0xde, 0xb3, 0x20, 0x6b, 0x3b, 0x2d, 0x3c, 0x31, 0x1a, 0xb6, 0x63, 0x28, 0x9c,
+	0xbd, 0x94, 0xec, 0xf3, 0x57, 0xf0, 0xe7, 0x16, 0xbf, 0x28, 0xb4, 0x4c, 0x7e, 0xd6, 0xab, 0x0b,
+	0xef, 0x14, 0x3d, 0x49, 0xf5, 0xb3, 0x97, 0x3b, 0xde, 0x8f, 0x60, 0xee, 0x17, 0x5b, 0xb6, 0xa2,
+	0xfd, 0x75, 0x7c, 0xa5, 0xec, 0xe1, 0x3d, 0xf1, 0x3f, 0x1b, 0x54, 0xc6, 0x2b, 0x13, 0x95, 0xc9,
+	0xca, 0x54, 0x65, 0xba, 0x32, 0x53, 0x99, 0xad, 0x4f, 0xe3, 0xd8, 0x9d, 0xff, 0x04, 0x00, 0x00,
+	0xff, 0xff, 0x16, 0x72, 0x40, 0x54, 0x50, 0x23, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -2418,6 +2421,8 @@
 	ListDeviceIds(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*common.IDs, error)
 	// Request to a voltha Core to reconcile a set of devices based on their IDs
 	ReconcileDevices(ctx context.Context, in *common.IDs, opts ...grpc.CallOption) (*empty.Empty, error)
+	// Get the device updates of a given device using a filter
+	GetDeviceUpdates(ctx context.Context, in *DeviceUpdateFilter, opts ...grpc.CallOption) (*DeviceUpdates, error)
 	// Get more information on a given physical device
 	GetDevice(ctx context.Context, in *common.ID, opts ...grpc.CallOption) (*Device, error)
 	// Pre-provision a new physical device
@@ -2707,6 +2712,15 @@
 	return out, nil
 }
 
+func (c *volthaServiceClient) GetDeviceUpdates(ctx context.Context, in *DeviceUpdateFilter, opts ...grpc.CallOption) (*DeviceUpdates, error) {
+	out := new(DeviceUpdates)
+	err := c.cc.Invoke(ctx, "/voltha.VolthaService/GetDeviceUpdates", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *volthaServiceClient) GetDevice(ctx context.Context, in *common.ID, opts ...grpc.CallOption) (*Device, error) {
 	out := new(Device)
 	err := c.cc.Invoke(ctx, "/voltha.VolthaService/GetDevice", in, out, opts...)
@@ -3200,6 +3214,8 @@
 	ListDeviceIds(context.Context, *empty.Empty) (*common.IDs, error)
 	// Request to a voltha Core to reconcile a set of devices based on their IDs
 	ReconcileDevices(context.Context, *common.IDs) (*empty.Empty, error)
+	// Get the device updates of a given device using a filter
+	GetDeviceUpdates(context.Context, *DeviceUpdateFilter) (*DeviceUpdates, error)
 	// Get more information on a given physical device
 	GetDevice(context.Context, *common.ID) (*Device, error)
 	// Pre-provision a new physical device
@@ -3674,6 +3690,24 @@
 	return interceptor(ctx, in, info, handler)
 }
 
+func _VolthaService_GetDeviceUpdates_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DeviceUpdateFilter)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(VolthaServiceServer).GetDeviceUpdates(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/voltha.VolthaService/GetDeviceUpdates",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(VolthaServiceServer).GetDeviceUpdates(ctx, req.(*DeviceUpdateFilter))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _VolthaService_GetDevice_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(common.ID)
 	if err := dec(in); err != nil {
@@ -4533,6 +4567,10 @@
 			Handler:    _VolthaService_ReconcileDevices_Handler,
 		},
 		{
+			MethodName: "GetDeviceUpdates",
+			Handler:    _VolthaService_GetDeviceUpdates_Handler,
+		},
+		{
 			MethodName: "GetDevice",
 			Handler:    _VolthaService_GetDevice_Handler,
 		},
diff --git a/vendor/modules.txt b/vendor/modules.txt
index 1d3dded..0682623 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -70,7 +70,7 @@
 github.com/mitchellh/go-homedir
 # github.com/mitchellh/mapstructure v1.1.2
 github.com/mitchellh/mapstructure
-# github.com/opencord/voltha-lib-go/v4 v4.0.4
+# github.com/opencord/voltha-lib-go/v4 v4.0.5
 github.com/opencord/voltha-lib-go/v4/pkg/adapters
 github.com/opencord/voltha-lib-go/v4/pkg/adapters/adapterif
 github.com/opencord/voltha-lib-go/v4/pkg/adapters/common
@@ -87,9 +87,10 @@
 github.com/opencord/voltha-lib-go/v4/pkg/probe
 github.com/opencord/voltha-lib-go/v4/pkg/techprofile
 github.com/opencord/voltha-lib-go/v4/pkg/version
-# github.com/opencord/voltha-protos/v4 v4.0.9
+# github.com/opencord/voltha-protos/v4 v4.0.10
 github.com/opencord/voltha-protos/v4/go/common
 github.com/opencord/voltha-protos/v4/go/ext/config
+github.com/opencord/voltha-protos/v4/go/extension
 github.com/opencord/voltha-protos/v4/go/inter_container
 github.com/opencord/voltha-protos/v4/go/omci
 github.com/opencord/voltha-protos/v4/go/openflow_13