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
new file mode 100644
index 0000000..0956330
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/common/common.pb.go
@@ -0,0 +1,638 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: voltha_protos/common.proto
+
+package common
+
+import (
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	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
+
+type TestModeKeys int32
+
+const (
+	TestModeKeys_api_test TestModeKeys = 0
+)
+
+var TestModeKeys_name = map[int32]string{
+	0: "api_test",
+}
+
+var TestModeKeys_value = map[string]int32{
+	"api_test": 0,
+}
+
+func (x TestModeKeys) String() string {
+	return proto.EnumName(TestModeKeys_name, int32(x))
+}
+
+func (TestModeKeys) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{0}
+}
+
+// Administrative State
+type AdminState_Types int32
+
+const (
+	// The administrative state of the device is unknown
+	AdminState_UNKNOWN AdminState_Types = 0
+	// The device is pre-provisioned into Voltha, but not contacted by it
+	AdminState_PREPROVISIONED AdminState_Types = 1
+	// The device is enabled for activation and operation
+	AdminState_ENABLED AdminState_Types = 2
+	// The device is disabled and shall not perform its intended forwarding
+	// functions other than being available for re-activation.
+	AdminState_DISABLED AdminState_Types = 3
+	// The device is in the state of image download
+	AdminState_DOWNLOADING_IMAGE AdminState_Types = 4
+)
+
+var AdminState_Types_name = map[int32]string{
+	0: "UNKNOWN",
+	1: "PREPROVISIONED",
+	2: "ENABLED",
+	3: "DISABLED",
+	4: "DOWNLOADING_IMAGE",
+}
+
+var AdminState_Types_value = map[string]int32{
+	"UNKNOWN":           0,
+	"PREPROVISIONED":    1,
+	"ENABLED":           2,
+	"DISABLED":          3,
+	"DOWNLOADING_IMAGE": 4,
+}
+
+func (x AdminState_Types) String() string {
+	return proto.EnumName(AdminState_Types_name, int32(x))
+}
+
+func (AdminState_Types) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{2, 0}
+}
+
+// Operational Status
+type OperStatus_Types int32
+
+const (
+	// The status of the device is unknown at this point
+	OperStatus_UNKNOWN OperStatus_Types = 0
+	// The device has been discovered, but not yet activated
+	OperStatus_DISCOVERED OperStatus_Types = 1
+	// The device is being activated (booted, rebooted, upgraded, etc.)
+	OperStatus_ACTIVATING OperStatus_Types = 2
+	// Service impacting tests are being conducted
+	OperStatus_TESTING OperStatus_Types = 3
+	// The device is up and active
+	OperStatus_ACTIVE OperStatus_Types = 4
+	// The device has failed and cannot fulfill its intended role
+	OperStatus_FAILED OperStatus_Types = 5
+)
+
+var OperStatus_Types_name = map[int32]string{
+	0: "UNKNOWN",
+	1: "DISCOVERED",
+	2: "ACTIVATING",
+	3: "TESTING",
+	4: "ACTIVE",
+	5: "FAILED",
+}
+
+var OperStatus_Types_value = map[string]int32{
+	"UNKNOWN":    0,
+	"DISCOVERED": 1,
+	"ACTIVATING": 2,
+	"TESTING":    3,
+	"ACTIVE":     4,
+	"FAILED":     5,
+}
+
+func (x OperStatus_Types) String() string {
+	return proto.EnumName(OperStatus_Types_name, int32(x))
+}
+
+func (OperStatus_Types) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{3, 0}
+}
+
+// Connectivity Status
+type ConnectStatus_Types int32
+
+const (
+	// The device connectivity status is unknown
+	ConnectStatus_UNKNOWN ConnectStatus_Types = 0
+	// The device cannot be reached by Voltha
+	ConnectStatus_UNREACHABLE ConnectStatus_Types = 1
+	// There is live communication between device and Voltha
+	ConnectStatus_REACHABLE ConnectStatus_Types = 2
+)
+
+var ConnectStatus_Types_name = map[int32]string{
+	0: "UNKNOWN",
+	1: "UNREACHABLE",
+	2: "REACHABLE",
+}
+
+var ConnectStatus_Types_value = map[string]int32{
+	"UNKNOWN":     0,
+	"UNREACHABLE": 1,
+	"REACHABLE":   2,
+}
+
+func (x ConnectStatus_Types) String() string {
+	return proto.EnumName(ConnectStatus_Types_name, int32(x))
+}
+
+func (ConnectStatus_Types) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{4, 0}
+}
+
+type OperationResp_OperationReturnCode int32
+
+const (
+	OperationResp_OPERATION_SUCCESS     OperationResp_OperationReturnCode = 0
+	OperationResp_OPERATION_FAILURE     OperationResp_OperationReturnCode = 1
+	OperationResp_OPERATION_UNSUPPORTED OperationResp_OperationReturnCode = 2
+)
+
+var OperationResp_OperationReturnCode_name = map[int32]string{
+	0: "OPERATION_SUCCESS",
+	1: "OPERATION_FAILURE",
+	2: "OPERATION_UNSUPPORTED",
+}
+
+var OperationResp_OperationReturnCode_value = map[string]int32{
+	"OPERATION_SUCCESS":     0,
+	"OPERATION_FAILURE":     1,
+	"OPERATION_UNSUPPORTED": 2,
+}
+
+func (x OperationResp_OperationReturnCode) String() string {
+	return proto.EnumName(OperationResp_OperationReturnCode_name, int32(x))
+}
+
+func (OperationResp_OperationReturnCode) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{5, 0}
+}
+
+type ValueType_Type int32
+
+const (
+	ValueType_EMPTY    ValueType_Type = 0
+	ValueType_DISTANCE ValueType_Type = 1
+)
+
+var ValueType_Type_name = map[int32]string{
+	0: "EMPTY",
+	1: "DISTANCE",
+}
+
+var ValueType_Type_value = map[string]int32{
+	"EMPTY":    0,
+	"DISTANCE": 1,
+}
+
+func (x ValueType_Type) String() string {
+	return proto.EnumName(ValueType_Type_name, int32(x))
+}
+
+func (ValueType_Type) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{6, 0}
+}
+
+// Convey a resource identifier
+type ID struct {
+	Id                   string   `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ID) Reset()         { *m = ID{} }
+func (m *ID) String() string { return proto.CompactTextString(m) }
+func (*ID) ProtoMessage()    {}
+func (*ID) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{0}
+}
+
+func (m *ID) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ID.Unmarshal(m, b)
+}
+func (m *ID) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ID.Marshal(b, m, deterministic)
+}
+func (m *ID) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ID.Merge(m, src)
+}
+func (m *ID) XXX_Size() int {
+	return xxx_messageInfo_ID.Size(m)
+}
+func (m *ID) XXX_DiscardUnknown() {
+	xxx_messageInfo_ID.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ID proto.InternalMessageInfo
+
+func (m *ID) GetId() string {
+	if m != nil {
+		return m.Id
+	}
+	return ""
+}
+
+// Represents a list of IDs
+type IDs struct {
+	Items                []*ID    `protobuf:"bytes,1,rep,name=items,proto3" json:"items,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *IDs) Reset()         { *m = IDs{} }
+func (m *IDs) String() string { return proto.CompactTextString(m) }
+func (*IDs) ProtoMessage()    {}
+func (*IDs) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{1}
+}
+
+func (m *IDs) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_IDs.Unmarshal(m, b)
+}
+func (m *IDs) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_IDs.Marshal(b, m, deterministic)
+}
+func (m *IDs) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_IDs.Merge(m, src)
+}
+func (m *IDs) XXX_Size() int {
+	return xxx_messageInfo_IDs.Size(m)
+}
+func (m *IDs) XXX_DiscardUnknown() {
+	xxx_messageInfo_IDs.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_IDs proto.InternalMessageInfo
+
+func (m *IDs) GetItems() []*ID {
+	if m != nil {
+		return m.Items
+	}
+	return nil
+}
+
+type AdminState struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *AdminState) Reset()         { *m = AdminState{} }
+func (m *AdminState) String() string { return proto.CompactTextString(m) }
+func (*AdminState) ProtoMessage()    {}
+func (*AdminState) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{2}
+}
+
+func (m *AdminState) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_AdminState.Unmarshal(m, b)
+}
+func (m *AdminState) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_AdminState.Marshal(b, m, deterministic)
+}
+func (m *AdminState) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_AdminState.Merge(m, src)
+}
+func (m *AdminState) XXX_Size() int {
+	return xxx_messageInfo_AdminState.Size(m)
+}
+func (m *AdminState) XXX_DiscardUnknown() {
+	xxx_messageInfo_AdminState.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_AdminState proto.InternalMessageInfo
+
+type OperStatus struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *OperStatus) Reset()         { *m = OperStatus{} }
+func (m *OperStatus) String() string { return proto.CompactTextString(m) }
+func (*OperStatus) ProtoMessage()    {}
+func (*OperStatus) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{3}
+}
+
+func (m *OperStatus) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_OperStatus.Unmarshal(m, b)
+}
+func (m *OperStatus) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_OperStatus.Marshal(b, m, deterministic)
+}
+func (m *OperStatus) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_OperStatus.Merge(m, src)
+}
+func (m *OperStatus) XXX_Size() int {
+	return xxx_messageInfo_OperStatus.Size(m)
+}
+func (m *OperStatus) XXX_DiscardUnknown() {
+	xxx_messageInfo_OperStatus.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_OperStatus proto.InternalMessageInfo
+
+type ConnectStatus struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ConnectStatus) Reset()         { *m = ConnectStatus{} }
+func (m *ConnectStatus) String() string { return proto.CompactTextString(m) }
+func (*ConnectStatus) ProtoMessage()    {}
+func (*ConnectStatus) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{4}
+}
+
+func (m *ConnectStatus) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ConnectStatus.Unmarshal(m, b)
+}
+func (m *ConnectStatus) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ConnectStatus.Marshal(b, m, deterministic)
+}
+func (m *ConnectStatus) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ConnectStatus.Merge(m, src)
+}
+func (m *ConnectStatus) XXX_Size() int {
+	return xxx_messageInfo_ConnectStatus.Size(m)
+}
+func (m *ConnectStatus) XXX_DiscardUnknown() {
+	xxx_messageInfo_ConnectStatus.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ConnectStatus proto.InternalMessageInfo
+
+type OperationResp struct {
+	// Return code
+	Code OperationResp_OperationReturnCode `protobuf:"varint,1,opt,name=code,proto3,enum=common.OperationResp_OperationReturnCode" json:"code,omitempty"`
+	// Additional Info
+	AdditionalInfo       string   `protobuf:"bytes,2,opt,name=additional_info,json=additionalInfo,proto3" json:"additional_info,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *OperationResp) Reset()         { *m = OperationResp{} }
+func (m *OperationResp) String() string { return proto.CompactTextString(m) }
+func (*OperationResp) ProtoMessage()    {}
+func (*OperationResp) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{5}
+}
+
+func (m *OperationResp) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_OperationResp.Unmarshal(m, b)
+}
+func (m *OperationResp) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_OperationResp.Marshal(b, m, deterministic)
+}
+func (m *OperationResp) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_OperationResp.Merge(m, src)
+}
+func (m *OperationResp) XXX_Size() int {
+	return xxx_messageInfo_OperationResp.Size(m)
+}
+func (m *OperationResp) XXX_DiscardUnknown() {
+	xxx_messageInfo_OperationResp.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_OperationResp proto.InternalMessageInfo
+
+func (m *OperationResp) GetCode() OperationResp_OperationReturnCode {
+	if m != nil {
+		return m.Code
+	}
+	return OperationResp_OPERATION_SUCCESS
+}
+
+func (m *OperationResp) GetAdditionalInfo() string {
+	if m != nil {
+		return m.AdditionalInfo
+	}
+	return ""
+}
+
+type ValueType struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ValueType) Reset()         { *m = ValueType{} }
+func (m *ValueType) String() string { return proto.CompactTextString(m) }
+func (*ValueType) ProtoMessage()    {}
+func (*ValueType) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{6}
+}
+
+func (m *ValueType) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ValueType.Unmarshal(m, b)
+}
+func (m *ValueType) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ValueType.Marshal(b, m, deterministic)
+}
+func (m *ValueType) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ValueType.Merge(m, src)
+}
+func (m *ValueType) XXX_Size() int {
+	return xxx_messageInfo_ValueType.Size(m)
+}
+func (m *ValueType) XXX_DiscardUnknown() {
+	xxx_messageInfo_ValueType.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ValueType proto.InternalMessageInfo
+
+type ValueSpecifier struct {
+	Id                   string         `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	Value                ValueType_Type `protobuf:"varint,2,opt,name=value,proto3,enum=common.ValueType_Type" json:"value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}       `json:"-"`
+	XXX_unrecognized     []byte         `json:"-"`
+	XXX_sizecache        int32          `json:"-"`
+}
+
+func (m *ValueSpecifier) Reset()         { *m = ValueSpecifier{} }
+func (m *ValueSpecifier) String() string { return proto.CompactTextString(m) }
+func (*ValueSpecifier) ProtoMessage()    {}
+func (*ValueSpecifier) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{7}
+}
+
+func (m *ValueSpecifier) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ValueSpecifier.Unmarshal(m, b)
+}
+func (m *ValueSpecifier) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ValueSpecifier.Marshal(b, m, deterministic)
+}
+func (m *ValueSpecifier) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ValueSpecifier.Merge(m, src)
+}
+func (m *ValueSpecifier) XXX_Size() int {
+	return xxx_messageInfo_ValueSpecifier.Size(m)
+}
+func (m *ValueSpecifier) XXX_DiscardUnknown() {
+	xxx_messageInfo_ValueSpecifier.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ValueSpecifier proto.InternalMessageInfo
+
+func (m *ValueSpecifier) GetId() string {
+	if m != nil {
+		return m.Id
+	}
+	return ""
+}
+
+func (m *ValueSpecifier) GetValue() ValueType_Type {
+	if m != nil {
+		return m.Value
+	}
+	return ValueType_EMPTY
+}
+
+type ReturnValues struct {
+	Set                  uint32   `protobuf:"varint,1,opt,name=Set,proto3" json:"Set,omitempty"`
+	Unsupported          uint32   `protobuf:"varint,2,opt,name=Unsupported,proto3" json:"Unsupported,omitempty"`
+	Error                uint32   `protobuf:"varint,3,opt,name=Error,proto3" json:"Error,omitempty"`
+	Distance             uint32   `protobuf:"varint,4,opt,name=Distance,proto3" json:"Distance,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ReturnValues) Reset()         { *m = ReturnValues{} }
+func (m *ReturnValues) String() string { return proto.CompactTextString(m) }
+func (*ReturnValues) ProtoMessage()    {}
+func (*ReturnValues) Descriptor() ([]byte, []int) {
+	return fileDescriptor_c2e3fd231961e826, []int{8}
+}
+
+func (m *ReturnValues) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ReturnValues.Unmarshal(m, b)
+}
+func (m *ReturnValues) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ReturnValues.Marshal(b, m, deterministic)
+}
+func (m *ReturnValues) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ReturnValues.Merge(m, src)
+}
+func (m *ReturnValues) XXX_Size() int {
+	return xxx_messageInfo_ReturnValues.Size(m)
+}
+func (m *ReturnValues) XXX_DiscardUnknown() {
+	xxx_messageInfo_ReturnValues.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ReturnValues proto.InternalMessageInfo
+
+func (m *ReturnValues) GetSet() uint32 {
+	if m != nil {
+		return m.Set
+	}
+	return 0
+}
+
+func (m *ReturnValues) GetUnsupported() uint32 {
+	if m != nil {
+		return m.Unsupported
+	}
+	return 0
+}
+
+func (m *ReturnValues) GetError() uint32 {
+	if m != nil {
+		return m.Error
+	}
+	return 0
+}
+
+func (m *ReturnValues) GetDistance() uint32 {
+	if m != nil {
+		return m.Distance
+	}
+	return 0
+}
+
+func init() {
+	proto.RegisterEnum("common.TestModeKeys", TestModeKeys_name, TestModeKeys_value)
+	proto.RegisterEnum("common.AdminState_Types", AdminState_Types_name, AdminState_Types_value)
+	proto.RegisterEnum("common.OperStatus_Types", OperStatus_Types_name, OperStatus_Types_value)
+	proto.RegisterEnum("common.ConnectStatus_Types", ConnectStatus_Types_name, ConnectStatus_Types_value)
+	proto.RegisterEnum("common.OperationResp_OperationReturnCode", OperationResp_OperationReturnCode_name, OperationResp_OperationReturnCode_value)
+	proto.RegisterEnum("common.ValueType_Type", ValueType_Type_name, ValueType_Type_value)
+	proto.RegisterType((*ID)(nil), "common.ID")
+	proto.RegisterType((*IDs)(nil), "common.IDs")
+	proto.RegisterType((*AdminState)(nil), "common.AdminState")
+	proto.RegisterType((*OperStatus)(nil), "common.OperStatus")
+	proto.RegisterType((*ConnectStatus)(nil), "common.ConnectStatus")
+	proto.RegisterType((*OperationResp)(nil), "common.OperationResp")
+	proto.RegisterType((*ValueType)(nil), "common.ValueType")
+	proto.RegisterType((*ValueSpecifier)(nil), "common.ValueSpecifier")
+	proto.RegisterType((*ReturnValues)(nil), "common.ReturnValues")
+}
+
+func init() { proto.RegisterFile("voltha_protos/common.proto", fileDescriptor_c2e3fd231961e826) }
+
+var fileDescriptor_c2e3fd231961e826 = []byte{
+	// 598 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x6c, 0x53, 0x5f, 0x4f, 0xdb, 0x3e,
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+}
diff --git a/vendor/github.com/opencord/voltha-protos/v4/go/common/meta.pb.go b/vendor/github.com/opencord/voltha-protos/v4/go/common/meta.pb.go
new file mode 100644
index 0000000..0af225d
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-protos/v4/go/common/meta.pb.go
@@ -0,0 +1,142 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: voltha_protos/meta.proto
+
+package common
+
+import (
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	descriptor "github.com/golang/protobuf/protoc-gen-go/descriptor"
+	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
+
+type Access int32
+
+const (
+	// read-write, stored attribute
+	Access_CONFIG Access = 0
+	// read-only field, stored with the model, covered by its hash
+	Access_READ_ONLY Access = 1
+	// A read-only attribute that is not stored in the model, not covered
+	// by its hash, its value is filled real-time upon each request.
+	Access_REAL_TIME Access = 2
+)
+
+var Access_name = map[int32]string{
+	0: "CONFIG",
+	1: "READ_ONLY",
+	2: "REAL_TIME",
+}
+
+var Access_value = map[string]int32{
+	"CONFIG":    0,
+	"READ_ONLY": 1,
+	"REAL_TIME": 2,
+}
+
+func (x Access) String() string {
+	return proto.EnumName(Access_name, int32(x))
+}
+
+func (Access) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_96b320e8a67781f3, []int{0}
+}
+
+type ChildNode struct {
+	Key                  string   `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ChildNode) Reset()         { *m = ChildNode{} }
+func (m *ChildNode) String() string { return proto.CompactTextString(m) }
+func (*ChildNode) ProtoMessage()    {}
+func (*ChildNode) Descriptor() ([]byte, []int) {
+	return fileDescriptor_96b320e8a67781f3, []int{0}
+}
+
+func (m *ChildNode) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_ChildNode.Unmarshal(m, b)
+}
+func (m *ChildNode) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_ChildNode.Marshal(b, m, deterministic)
+}
+func (m *ChildNode) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ChildNode.Merge(m, src)
+}
+func (m *ChildNode) XXX_Size() int {
+	return xxx_messageInfo_ChildNode.Size(m)
+}
+func (m *ChildNode) XXX_DiscardUnknown() {
+	xxx_messageInfo_ChildNode.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ChildNode proto.InternalMessageInfo
+
+func (m *ChildNode) GetKey() string {
+	if m != nil {
+		return m.Key
+	}
+	return ""
+}
+
+var E_ChildNode = &proto.ExtensionDesc{
+	ExtendedType:  (*descriptor.FieldOptions)(nil),
+	ExtensionType: (*ChildNode)(nil),
+	Field:         7761772,
+	Name:          "voltha.child_node",
+	Tag:           "bytes,7761772,opt,name=child_node",
+	Filename:      "voltha_protos/meta.proto",
+}
+
+var E_Access = &proto.ExtensionDesc{
+	ExtendedType:  (*descriptor.FieldOptions)(nil),
+	ExtensionType: (*Access)(nil),
+	Field:         7761773,
+	Name:          "voltha.access",
+	Tag:           "varint,7761773,opt,name=access,enum=voltha.Access",
+	Filename:      "voltha_protos/meta.proto",
+}
+
+func init() {
+	proto.RegisterEnum("voltha.Access", Access_name, Access_value)
+	proto.RegisterType((*ChildNode)(nil), "voltha.ChildNode")
+	proto.RegisterExtension(E_ChildNode)
+	proto.RegisterExtension(E_Access)
+}
+
+func init() { proto.RegisterFile("voltha_protos/meta.proto", fileDescriptor_96b320e8a67781f3) }
+
+var fileDescriptor_96b320e8a67781f3 = []byte{
+	// 281 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x84, 0x90, 0x41, 0x4b, 0x84, 0x40,
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+	0x9e, 0xf9, 0x78, 0x4b, 0x73, 0xa4, 0xaa, 0x9f, 0x9a, 0xc3, 0xf2, 0xe6, 0x37, 0x00, 0x00, 0xff,
+	0xff, 0x0e, 0xea, 0x69, 0xf5, 0x8b, 0x01, 0x00, 0x00,
+}