diff --git a/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/common.go b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/common.go
new file mode 100644
index 0000000..df3e839
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/common.go
@@ -0,0 +1,31 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package events
+
+import (
+	"github.com/opencord/voltha-lib-go/v5/pkg/log"
+)
+
+var logger log.CLogger
+
+func init() {
+	// Setup this package so that it's log level can be modified at run time
+	var err error
+	logger, err = log.RegisterPackage(log.JSON, log.ErrorLevel, log.Fields{})
+	if err != nil {
+		panic(err)
+	}
+}
diff --git a/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/eventif/events_proxy_if.go b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/eventif/events_proxy_if.go
new file mode 100644
index 0000000..35f821f
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/eventif/events_proxy_if.go
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package eventif
+
+import (
+	"context"
+	"github.com/opencord/voltha-protos/v4/go/voltha"
+)
+
+// EventProxy interface for eventproxy
+type EventProxy interface {
+	SendDeviceEvent(ctx context.Context, deviceEvent *voltha.DeviceEvent, category EventCategory,
+		subCategory EventSubCategory, raisedTs int64) error
+	SendKpiEvent(ctx context.Context, id string, deviceEvent *voltha.KpiEvent2, category EventCategory,
+		subCategory EventSubCategory, raisedTs int64) error
+	SendRPCEvent(ctx context.Context, id string, deviceEvent *voltha.RPCEvent, category EventCategory,
+		subCategory *EventSubCategory, raisedTs int64) error
+	EnableLivenessChannel(ctx context.Context, enable bool) chan bool
+	SendLiveness(ctx context.Context) error
+}
+
+const (
+	EventTypeVersion = "0.1"
+)
+
+type (
+	EventType        = voltha.EventType_Types
+	EventCategory    = voltha.EventCategory_Types
+	EventSubCategory = voltha.EventSubCategory_Types
+)
diff --git a/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/events_proxy.go b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/events_proxy.go
new file mode 100644
index 0000000..19a4f26
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/events_proxy.go
@@ -0,0 +1,353 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package events
+
+import (
+	"container/ring"
+	"context"
+	"errors"
+	"fmt"
+	"strconv"
+	"strings"
+	"sync"
+	"time"
+
+	"github.com/golang/protobuf/ptypes"
+	"github.com/opencord/voltha-lib-go/v5/pkg/events/eventif"
+	"github.com/opencord/voltha-lib-go/v5/pkg/kafka"
+	"github.com/opencord/voltha-lib-go/v5/pkg/log"
+	"github.com/opencord/voltha-protos/v4/go/voltha"
+)
+
+// TODO: Make configurable through helm chart
+const EVENT_THRESHOLD = 1000
+
+type lastEvent struct{}
+
+type EventProxy struct {
+	kafkaClient    kafka.Client
+	eventTopic     kafka.Topic
+	eventQueue     *EventQueue
+	queueCtx       context.Context
+	queueCancelCtx context.CancelFunc
+}
+
+func NewEventProxy(opts ...EventProxyOption) *EventProxy {
+	var proxy EventProxy
+	for _, option := range opts {
+		option(&proxy)
+	}
+	proxy.eventQueue = newEventQueue()
+	proxy.queueCtx, proxy.queueCancelCtx = context.WithCancel(context.Background())
+	return &proxy
+}
+
+type EventProxyOption func(*EventProxy)
+
+func MsgClient(client kafka.Client) EventProxyOption {
+	return func(args *EventProxy) {
+		args.kafkaClient = client
+	}
+}
+
+func MsgTopic(topic kafka.Topic) EventProxyOption {
+	return func(args *EventProxy) {
+		args.eventTopic = topic
+	}
+}
+
+func (ep *EventProxy) formatId(eventName string) string {
+	return fmt.Sprintf("Voltha.openolt.%s.%s", eventName, strconv.FormatInt(time.Now().UnixNano(), 10))
+}
+
+func (ep *EventProxy) getEventHeader(eventName string,
+	category eventif.EventCategory,
+	subCategory *eventif.EventSubCategory,
+	eventType eventif.EventType,
+	raisedTs int64) (*voltha.EventHeader, error) {
+	var header voltha.EventHeader
+	if strings.Contains(eventName, "_") {
+		eventName = strings.Join(strings.Split(eventName, "_")[:len(strings.Split(eventName, "_"))-2], "_")
+	} else {
+		eventName = "UNKNOWN_EVENT"
+	}
+	/* Populating event header */
+	header.Id = ep.formatId(eventName)
+	header.Category = category
+	if subCategory != nil {
+		header.SubCategory = *subCategory
+	} else {
+		header.SubCategory = voltha.EventSubCategory_NONE
+	}
+	header.Type = eventType
+	header.TypeVersion = eventif.EventTypeVersion
+
+	// raisedTs is in seconds
+	timestamp, err := ptypes.TimestampProto(time.Unix(raisedTs, 0))
+	if err != nil {
+		return nil, err
+	}
+	header.RaisedTs = timestamp
+
+	timestamp, err = ptypes.TimestampProto(time.Now())
+	if err != nil {
+		return nil, err
+	}
+	header.ReportedTs = timestamp
+
+	return &header, nil
+}
+
+/* Send out rpc events*/
+func (ep *EventProxy) SendRPCEvent(ctx context.Context, id string, rpcEvent *voltha.RPCEvent, category eventif.EventCategory, subCategory *eventif.EventSubCategory, raisedTs int64) error {
+	if rpcEvent == nil {
+		logger.Error(ctx, "Received empty rpc event")
+		return errors.New("rpc event nil")
+	}
+	var event voltha.Event
+	var err error
+	if event.Header, err = ep.getEventHeader(id, category, subCategory, voltha.EventType_RPC_EVENT, raisedTs); err != nil {
+		return err
+	}
+	event.EventType = &voltha.Event_RpcEvent{RpcEvent: rpcEvent}
+	ep.eventQueue.push(&event)
+	return nil
+
+}
+
+/* Send out device events*/
+func (ep *EventProxy) SendDeviceEvent(ctx context.Context, deviceEvent *voltha.DeviceEvent, category eventif.EventCategory, subCategory eventif.EventSubCategory, raisedTs int64) error {
+	if deviceEvent == nil {
+		logger.Error(ctx, "Recieved empty device event")
+		return errors.New("Device event nil")
+	}
+	var event voltha.Event
+	var de voltha.Event_DeviceEvent
+	var err error
+	de.DeviceEvent = deviceEvent
+	if event.Header, err = ep.getEventHeader(deviceEvent.DeviceEventName, category, &subCategory, voltha.EventType_DEVICE_EVENT, raisedTs); err != nil {
+		return err
+	}
+	event.EventType = &de
+	if err := ep.sendEvent(ctx, &event); err != nil {
+		logger.Errorw(ctx, "Failed to send device event to KAFKA bus", log.Fields{"device-event": deviceEvent})
+		return err
+	}
+	logger.Infow(ctx, "Successfully sent device event KAFKA", log.Fields{"Id": event.Header.Id, "Category": event.Header.Category,
+		"SubCategory": event.Header.SubCategory, "Type": event.Header.Type, "TypeVersion": event.Header.TypeVersion,
+		"ReportedTs": event.Header.ReportedTs, "ResourceId": deviceEvent.ResourceId, "Context": deviceEvent.Context,
+		"DeviceEventName": deviceEvent.DeviceEventName})
+
+	return nil
+
+}
+
+// SendKpiEvent is to send kpi events to voltha.event topic
+func (ep *EventProxy) SendKpiEvent(ctx context.Context, id string, kpiEvent *voltha.KpiEvent2, category eventif.EventCategory, subCategory eventif.EventSubCategory, raisedTs int64) error {
+	if kpiEvent == nil {
+		logger.Error(ctx, "Recieved empty kpi event")
+		return errors.New("KPI event nil")
+	}
+	var event voltha.Event
+	var de voltha.Event_KpiEvent2
+	var err error
+	de.KpiEvent2 = kpiEvent
+	if event.Header, err = ep.getEventHeader(id, category, &subCategory, voltha.EventType_KPI_EVENT2, raisedTs); err != nil {
+		return err
+	}
+	event.EventType = &de
+	if err := ep.sendEvent(ctx, &event); err != nil {
+		logger.Errorw(ctx, "Failed to send kpi event to KAFKA bus", log.Fields{"device-event": kpiEvent})
+		return err
+	}
+	logger.Infow(ctx, "Successfully sent kpi event to KAFKA", log.Fields{"Id": event.Header.Id, "Category": event.Header.Category,
+		"SubCategory": event.Header.SubCategory, "Type": event.Header.Type, "TypeVersion": event.Header.TypeVersion,
+		"ReportedTs": event.Header.ReportedTs, "KpiEventName": "STATS_EVENT"})
+
+	return nil
+
+}
+
+func (ep *EventProxy) sendEvent(ctx context.Context, event *voltha.Event) error {
+	logger.Debugw(ctx, "Send event to kafka", log.Fields{"event": event})
+	if err := ep.kafkaClient.Send(ctx, event, &ep.eventTopic); err != nil {
+		return err
+	}
+	logger.Debugw(ctx, "Sent event to kafka", log.Fields{"event": event})
+
+	return nil
+}
+
+func (ep *EventProxy) EnableLivenessChannel(ctx context.Context, enable bool) chan bool {
+	return ep.kafkaClient.EnableLivenessChannel(ctx, enable)
+}
+
+func (ep *EventProxy) SendLiveness(ctx context.Context) error {
+	return ep.kafkaClient.SendLiveness(ctx)
+}
+
+// Start the event proxy
+func (ep *EventProxy) Start() {
+	eq := ep.eventQueue
+	go eq.start(ep.queueCtx)
+	logger.Debugw(context.Background(), "event-proxy-starting...", log.Fields{"events-threashold": EVENT_THRESHOLD})
+	for {
+		// Notify the queue I am ready
+		eq.readyToSendToKafkaCh <- struct{}{}
+		// Wait for an event
+		elem, ok := <-eq.eventChannel
+		if !ok {
+			logger.Debug(context.Background(), "event-channel-closed-exiting")
+			break
+		}
+		// Check for last event
+		if _, ok := elem.(*lastEvent); ok {
+			// close the queuing loop
+			logger.Info(context.Background(), "received-last-event")
+			ep.queueCancelCtx()
+			break
+		}
+		ctx := context.Background()
+		event, ok := elem.(*voltha.Event)
+		if !ok {
+			logger.Warnw(ctx, "invalid-event", log.Fields{"element": elem})
+			continue
+		}
+		if err := ep.sendEvent(ctx, event); err != nil {
+			logger.Errorw(ctx, "failed-to-send-event-to-kafka-bus", log.Fields{"event": event})
+		} else {
+			logger.Debugw(ctx, "successfully-sent-rpc-event-to-kafka-bus", log.Fields{"id": event.Header.Id, "category": event.Header.Category,
+				"sub-category": event.Header.SubCategory, "type": event.Header.Type, "type-version": event.Header.TypeVersion,
+				"reported-ts": event.Header.ReportedTs, "event-type": event.EventType})
+		}
+	}
+}
+
+func (ep *EventProxy) Stop() {
+	ep.eventQueue.stop()
+}
+
+type EventQueue struct {
+	mutex                sync.RWMutex
+	eventChannel         chan interface{}
+	insertPosition       *ring.Ring
+	popPosition          *ring.Ring
+	dataToSendAvailable  chan struct{}
+	readyToSendToKafkaCh chan struct{}
+	eventQueueStopped    chan struct{}
+}
+
+func newEventQueue() *EventQueue {
+	ev := &EventQueue{
+		eventChannel:         make(chan interface{}),
+		insertPosition:       ring.New(EVENT_THRESHOLD),
+		dataToSendAvailable:  make(chan struct{}),
+		readyToSendToKafkaCh: make(chan struct{}),
+		eventQueueStopped:    make(chan struct{}),
+	}
+	ev.popPosition = ev.insertPosition
+	return ev
+}
+
+// push is invoked to push an event at the back of a queue
+func (eq *EventQueue) push(event interface{}) {
+	eq.mutex.Lock()
+
+	if eq.insertPosition != nil {
+		// Handle Queue is full.
+		// TODO: Current default is to overwrite old data if queue is full. Is there a need to
+		// block caller if max threshold is reached?
+		if eq.insertPosition.Value != nil && eq.insertPosition == eq.popPosition {
+			eq.popPosition = eq.popPosition.Next()
+		}
+
+		// Insert data and move pointer to next empty position
+		eq.insertPosition.Value = event
+		eq.insertPosition = eq.insertPosition.Next()
+
+		// Check for last event
+		if _, ok := event.(*lastEvent); ok {
+			eq.insertPosition = nil
+		}
+		eq.mutex.Unlock()
+		// Notify waiting thread of data availability
+		eq.dataToSendAvailable <- struct{}{}
+
+	} else {
+		logger.Debug(context.Background(), "event-queue-is-closed-as-insert-position-is-cleared")
+		eq.mutex.Unlock()
+	}
+}
+
+// start starts the routine that extracts an element from the event queue and
+// send it to the kafka sending routine to process.
+func (eq *EventQueue) start(ctx context.Context) {
+	logger.Info(ctx, "starting-event-queue")
+loop:
+	for {
+		select {
+		case <-eq.dataToSendAvailable:
+		//	Do nothing - use to prevent caller pushing data to block
+		case <-eq.readyToSendToKafkaCh:
+			{
+				// Kafka sending routine is ready to process an event
+				eq.mutex.Lock()
+				element := eq.popPosition.Value
+				if element == nil {
+					// No events to send. Wait
+					eq.mutex.Unlock()
+					select {
+					case _, ok := <-eq.dataToSendAvailable:
+						if !ok {
+							// channel closed
+							eq.eventQueueStopped <- struct{}{}
+							return
+						}
+					case <-ctx.Done():
+						logger.Info(ctx, "event-queue-context-done")
+						eq.eventQueueStopped <- struct{}{}
+						return
+					}
+					eq.mutex.Lock()
+					element = eq.popPosition.Value
+				}
+				eq.popPosition.Value = nil
+				eq.popPosition = eq.popPosition.Next()
+				eq.mutex.Unlock()
+				eq.eventChannel <- element
+			}
+		case <-ctx.Done():
+			logger.Info(ctx, "event-queue-context-done")
+			eq.eventQueueStopped <- struct{}{}
+			break loop
+		}
+	}
+	logger.Info(ctx, "event-queue-stopped")
+
+}
+
+func (eq *EventQueue) stop() {
+	// Flush all
+	eq.push(&lastEvent{})
+	<-eq.eventQueueStopped
+	eq.mutex.Lock()
+	close(eq.readyToSendToKafkaCh)
+	close(eq.dataToSendAvailable)
+	close(eq.eventChannel)
+	eq.mutex.Unlock()
+
+}
diff --git a/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/utils.go b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/utils.go
new file mode 100644
index 0000000..fe3a017
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-lib-go/v5/pkg/events/utils.go
@@ -0,0 +1,90 @@
+/*
+ * Copyright 2020-present Open Networking Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package events
+
+import (
+	"fmt"
+	"strconv"
+
+	"github.com/opencord/voltha-protos/v4/go/voltha"
+)
+
+type ContextType string
+
+const (
+	// ContextAdminState is for the admin state of the Device in the context of the event
+	ContextAdminState ContextType = "admin-state"
+	// ContextConnectState is for the connect state of the Device in the context of the event
+	ContextConnectState ContextType = "connect-state"
+	// ContextOperState is for the operational state of the Device in the context of the event
+	ContextOperState ContextType = "oper-state"
+	// ContextPrevdminState is for the previous admin state of the Device in the context of the event
+	ContextPrevAdminState ContextType = "prev-admin-state"
+	// ContextPrevConnectState is for the previous connect state of the Device in the context of the event
+	ContextPrevConnectState ContextType = "prev-connect-state"
+	// ContextPrevOperState is for the previous operational state of the Device in the context of the event
+	ContextPrevOperState ContextType = "prev-oper-state"
+	// ContextDeviceID is for the previous operational state of the Device in the context of the event
+	ContextDeviceID ContextType = "id"
+	// ContextParentID is for the parent id in the context of the event
+	ContextParentID ContextType = "parent-id"
+	// ContextSerialNumber is for the serial number of the Device in the context of the event
+	ContextSerialNumber ContextType = "serial-number"
+	// ContextIsRoot is for the root flag of Device in the context of the event
+	ContextIsRoot ContextType = "is-root"
+	// ContextParentPort is for the parent interface id of child in the context of the event
+	ContextParentPort ContextType = "parent-port"
+)
+
+type EventName string
+
+const (
+	DeviceStateChangeEvent EventName = "DEVICE_STATE_CHANGE"
+)
+
+type EventAction string
+
+const (
+	Raise EventAction = "RAISE_EVENT"
+	Clear EventAction = "CLEAR_EVENT"
+)
+
+//CreateDeviceStateChangeEvent forms and returns a new DeviceStateChange Event
+func CreateDeviceStateChangeEvent(serialNumber string, deviceID string, parentID string,
+	prevOperStatus voltha.OperStatus_Types, prevConnStatus voltha.ConnectStatus_Types, prevAdminStatus voltha.AdminState_Types,
+	operStatus voltha.OperStatus_Types, connStatus voltha.ConnectStatus_Types, adminStatus voltha.AdminState_Types,
+	parentPort uint32, isRoot bool) *voltha.DeviceEvent {
+
+	context := make(map[string]string)
+	/* Populating event context */
+	context[string(ContextSerialNumber)] = serialNumber
+	context[string(ContextDeviceID)] = deviceID
+	context[string(ContextParentID)] = parentID
+	context[string(ContextPrevOperState)] = prevOperStatus.String()
+	context[string(ContextPrevConnectState)] = prevConnStatus.String()
+	context[string(ContextPrevAdminState)] = prevAdminStatus.String()
+	context[string(ContextOperState)] = operStatus.String()
+	context[string(ContextConnectState)] = connStatus.String()
+	context[string(ContextAdminState)] = adminStatus.String()
+	context[string(ContextIsRoot)] = strconv.FormatBool(isRoot)
+	context[string(ContextParentPort)] = strconv.FormatUint(uint64(parentPort), 10)
+
+	return &voltha.DeviceEvent{
+		Context:         context,
+		ResourceId:      deviceID,
+		DeviceEventName: fmt.Sprintf("%s_%s", string(DeviceStateChangeEvent), string(Raise)),
+	}
+}