diff --git a/vendor/github.com/opencord/voltha-protos/v3/go/voltha/logical_device.pb.go b/vendor/github.com/opencord/voltha-protos/v3/go/voltha/logical_device.pb.go
new file mode 100644
index 0000000..8ebaa02
--- /dev/null
+++ b/vendor/github.com/opencord/voltha-protos/v3/go/voltha/logical_device.pb.go
@@ -0,0 +1,391 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: voltha_protos/logical_device.proto
+
+package voltha
+
+import (
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	_ "github.com/opencord/voltha-protos/v3/go/common"
+	openflow_13 "github.com/opencord/voltha-protos/v3/go/openflow_13"
+	_ "google.golang.org/genproto/googleapis/api/annotations"
+	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 LogicalPortId struct {
+	// unique id of logical device
+	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	// id of the port on the logical device
+	PortId               string   `protobuf:"bytes,2,opt,name=port_id,json=portId,proto3" json:"port_id,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *LogicalPortId) Reset()         { *m = LogicalPortId{} }
+func (m *LogicalPortId) String() string { return proto.CompactTextString(m) }
+func (*LogicalPortId) ProtoMessage()    {}
+func (*LogicalPortId) Descriptor() ([]byte, []int) {
+	return fileDescriptor_caf139ab3abc8240, []int{0}
+}
+
+func (m *LogicalPortId) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LogicalPortId.Unmarshal(m, b)
+}
+func (m *LogicalPortId) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LogicalPortId.Marshal(b, m, deterministic)
+}
+func (m *LogicalPortId) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LogicalPortId.Merge(m, src)
+}
+func (m *LogicalPortId) XXX_Size() int {
+	return xxx_messageInfo_LogicalPortId.Size(m)
+}
+func (m *LogicalPortId) XXX_DiscardUnknown() {
+	xxx_messageInfo_LogicalPortId.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LogicalPortId proto.InternalMessageInfo
+
+func (m *LogicalPortId) GetId() string {
+	if m != nil {
+		return m.Id
+	}
+	return ""
+}
+
+func (m *LogicalPortId) GetPortId() string {
+	if m != nil {
+		return m.PortId
+	}
+	return ""
+}
+
+type LogicalPort struct {
+	Id                   string                    `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	OfpPort              *openflow_13.OfpPort      `protobuf:"bytes,2,opt,name=ofp_port,json=ofpPort,proto3" json:"ofp_port,omitempty"`
+	DeviceId             string                    `protobuf:"bytes,3,opt,name=device_id,json=deviceId,proto3" json:"device_id,omitempty"`
+	DevicePortNo         uint32                    `protobuf:"varint,4,opt,name=device_port_no,json=devicePortNo,proto3" json:"device_port_no,omitempty"`
+	RootPort             bool                      `protobuf:"varint,5,opt,name=root_port,json=rootPort,proto3" json:"root_port,omitempty"`
+	OfpPortStats         *openflow_13.OfpPortStats `protobuf:"bytes,6,opt,name=ofp_port_stats,json=ofpPortStats,proto3" json:"ofp_port_stats,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                  `json:"-"`
+	XXX_unrecognized     []byte                    `json:"-"`
+	XXX_sizecache        int32                     `json:"-"`
+}
+
+func (m *LogicalPort) Reset()         { *m = LogicalPort{} }
+func (m *LogicalPort) String() string { return proto.CompactTextString(m) }
+func (*LogicalPort) ProtoMessage()    {}
+func (*LogicalPort) Descriptor() ([]byte, []int) {
+	return fileDescriptor_caf139ab3abc8240, []int{1}
+}
+
+func (m *LogicalPort) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LogicalPort.Unmarshal(m, b)
+}
+func (m *LogicalPort) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LogicalPort.Marshal(b, m, deterministic)
+}
+func (m *LogicalPort) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LogicalPort.Merge(m, src)
+}
+func (m *LogicalPort) XXX_Size() int {
+	return xxx_messageInfo_LogicalPort.Size(m)
+}
+func (m *LogicalPort) XXX_DiscardUnknown() {
+	xxx_messageInfo_LogicalPort.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LogicalPort proto.InternalMessageInfo
+
+func (m *LogicalPort) GetId() string {
+	if m != nil {
+		return m.Id
+	}
+	return ""
+}
+
+func (m *LogicalPort) GetOfpPort() *openflow_13.OfpPort {
+	if m != nil {
+		return m.OfpPort
+	}
+	return nil
+}
+
+func (m *LogicalPort) GetDeviceId() string {
+	if m != nil {
+		return m.DeviceId
+	}
+	return ""
+}
+
+func (m *LogicalPort) GetDevicePortNo() uint32 {
+	if m != nil {
+		return m.DevicePortNo
+	}
+	return 0
+}
+
+func (m *LogicalPort) GetRootPort() bool {
+	if m != nil {
+		return m.RootPort
+	}
+	return false
+}
+
+func (m *LogicalPort) GetOfpPortStats() *openflow_13.OfpPortStats {
+	if m != nil {
+		return m.OfpPortStats
+	}
+	return nil
+}
+
+type LogicalPorts struct {
+	Items                []*LogicalPort `protobuf:"bytes,1,rep,name=items,proto3" json:"items,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}       `json:"-"`
+	XXX_unrecognized     []byte         `json:"-"`
+	XXX_sizecache        int32          `json:"-"`
+}
+
+func (m *LogicalPorts) Reset()         { *m = LogicalPorts{} }
+func (m *LogicalPorts) String() string { return proto.CompactTextString(m) }
+func (*LogicalPorts) ProtoMessage()    {}
+func (*LogicalPorts) Descriptor() ([]byte, []int) {
+	return fileDescriptor_caf139ab3abc8240, []int{2}
+}
+
+func (m *LogicalPorts) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LogicalPorts.Unmarshal(m, b)
+}
+func (m *LogicalPorts) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LogicalPorts.Marshal(b, m, deterministic)
+}
+func (m *LogicalPorts) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LogicalPorts.Merge(m, src)
+}
+func (m *LogicalPorts) XXX_Size() int {
+	return xxx_messageInfo_LogicalPorts.Size(m)
+}
+func (m *LogicalPorts) XXX_DiscardUnknown() {
+	xxx_messageInfo_LogicalPorts.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LogicalPorts proto.InternalMessageInfo
+
+func (m *LogicalPorts) GetItems() []*LogicalPort {
+	if m != nil {
+		return m.Items
+	}
+	return nil
+}
+
+type LogicalDevice struct {
+	// unique id of logical device
+	Id string `protobuf:"bytes,1,opt,name=id,proto3" json:"id,omitempty"`
+	// unique datapath id for the logical device (used by the SDN controller)
+	DatapathId uint64 `protobuf:"varint,2,opt,name=datapath_id,json=datapathId,proto3" json:"datapath_id,omitempty"`
+	// device description
+	Desc *openflow_13.OfpDesc `protobuf:"bytes,3,opt,name=desc,proto3" json:"desc,omitempty"`
+	// device features
+	SwitchFeatures *openflow_13.OfpSwitchFeatures `protobuf:"bytes,4,opt,name=switch_features,json=switchFeatures,proto3" json:"switch_features,omitempty"`
+	// name of the root device anchoring logical device
+	RootDeviceId string `protobuf:"bytes,5,opt,name=root_device_id,json=rootDeviceId,proto3" json:"root_device_id,omitempty"`
+	// logical device ports
+	Ports []*LogicalPort `protobuf:"bytes,128,rep,name=ports,proto3" json:"ports,omitempty"`
+	// flows configured on the logical device
+	Flows *openflow_13.Flows `protobuf:"bytes,129,opt,name=flows,proto3" json:"flows,omitempty"`
+	// flow groups configured on the logical device
+	FlowGroups *openflow_13.FlowGroups `protobuf:"bytes,130,opt,name=flow_groups,json=flowGroups,proto3" json:"flow_groups,omitempty"`
+	// meters configured on the logical device
+	Meters               *openflow_13.Meters `protobuf:"bytes,131,opt,name=meters,proto3" json:"meters,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}            `json:"-"`
+	XXX_unrecognized     []byte              `json:"-"`
+	XXX_sizecache        int32               `json:"-"`
+}
+
+func (m *LogicalDevice) Reset()         { *m = LogicalDevice{} }
+func (m *LogicalDevice) String() string { return proto.CompactTextString(m) }
+func (*LogicalDevice) ProtoMessage()    {}
+func (*LogicalDevice) Descriptor() ([]byte, []int) {
+	return fileDescriptor_caf139ab3abc8240, []int{3}
+}
+
+func (m *LogicalDevice) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LogicalDevice.Unmarshal(m, b)
+}
+func (m *LogicalDevice) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LogicalDevice.Marshal(b, m, deterministic)
+}
+func (m *LogicalDevice) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LogicalDevice.Merge(m, src)
+}
+func (m *LogicalDevice) XXX_Size() int {
+	return xxx_messageInfo_LogicalDevice.Size(m)
+}
+func (m *LogicalDevice) XXX_DiscardUnknown() {
+	xxx_messageInfo_LogicalDevice.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LogicalDevice proto.InternalMessageInfo
+
+func (m *LogicalDevice) GetId() string {
+	if m != nil {
+		return m.Id
+	}
+	return ""
+}
+
+func (m *LogicalDevice) GetDatapathId() uint64 {
+	if m != nil {
+		return m.DatapathId
+	}
+	return 0
+}
+
+func (m *LogicalDevice) GetDesc() *openflow_13.OfpDesc {
+	if m != nil {
+		return m.Desc
+	}
+	return nil
+}
+
+func (m *LogicalDevice) GetSwitchFeatures() *openflow_13.OfpSwitchFeatures {
+	if m != nil {
+		return m.SwitchFeatures
+	}
+	return nil
+}
+
+func (m *LogicalDevice) GetRootDeviceId() string {
+	if m != nil {
+		return m.RootDeviceId
+	}
+	return ""
+}
+
+func (m *LogicalDevice) GetPorts() []*LogicalPort {
+	if m != nil {
+		return m.Ports
+	}
+	return nil
+}
+
+func (m *LogicalDevice) GetFlows() *openflow_13.Flows {
+	if m != nil {
+		return m.Flows
+	}
+	return nil
+}
+
+func (m *LogicalDevice) GetFlowGroups() *openflow_13.FlowGroups {
+	if m != nil {
+		return m.FlowGroups
+	}
+	return nil
+}
+
+func (m *LogicalDevice) GetMeters() *openflow_13.Meters {
+	if m != nil {
+		return m.Meters
+	}
+	return nil
+}
+
+type LogicalDevices struct {
+	Items                []*LogicalDevice `protobuf:"bytes,1,rep,name=items,proto3" json:"items,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}         `json:"-"`
+	XXX_unrecognized     []byte           `json:"-"`
+	XXX_sizecache        int32            `json:"-"`
+}
+
+func (m *LogicalDevices) Reset()         { *m = LogicalDevices{} }
+func (m *LogicalDevices) String() string { return proto.CompactTextString(m) }
+func (*LogicalDevices) ProtoMessage()    {}
+func (*LogicalDevices) Descriptor() ([]byte, []int) {
+	return fileDescriptor_caf139ab3abc8240, []int{4}
+}
+
+func (m *LogicalDevices) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_LogicalDevices.Unmarshal(m, b)
+}
+func (m *LogicalDevices) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_LogicalDevices.Marshal(b, m, deterministic)
+}
+func (m *LogicalDevices) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_LogicalDevices.Merge(m, src)
+}
+func (m *LogicalDevices) XXX_Size() int {
+	return xxx_messageInfo_LogicalDevices.Size(m)
+}
+func (m *LogicalDevices) XXX_DiscardUnknown() {
+	xxx_messageInfo_LogicalDevices.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_LogicalDevices proto.InternalMessageInfo
+
+func (m *LogicalDevices) GetItems() []*LogicalDevice {
+	if m != nil {
+		return m.Items
+	}
+	return nil
+}
+
+func init() {
+	proto.RegisterType((*LogicalPortId)(nil), "voltha.LogicalPortId")
+	proto.RegisterType((*LogicalPort)(nil), "voltha.LogicalPort")
+	proto.RegisterType((*LogicalPorts)(nil), "voltha.LogicalPorts")
+	proto.RegisterType((*LogicalDevice)(nil), "voltha.LogicalDevice")
+	proto.RegisterType((*LogicalDevices)(nil), "voltha.LogicalDevices")
+}
+
+func init() { proto.RegisterFile("voltha_protos/logical_device.proto", fileDescriptor_caf139ab3abc8240) }
+
+var fileDescriptor_caf139ab3abc8240 = []byte{
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