diff --git a/api/go/gosdn/topology/topology.pb.go b/api/go/gosdn/topology/topology.pb.go
index 9119f79b6fa8e77fdd44a9ce358ef434382937f8..1fd6654fca6b7af7baf4bc126bd2ecbf510c3505 100644
--- a/api/go/gosdn/topology/topology.pb.go
+++ b/api/go/gosdn/topology/topology.pb.go
@@ -119,7 +119,6 @@ func (x *Topology) GetLinks() []*Link {
 	return nil
 }
 
-// AddLink
 type AddLinkRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -230,7 +229,6 @@ func (x *AddLinkResponse) GetStatus() Status {
 	return Status_STATUS_UNSPECIFIED
 }
 
-// GetTopology
 type GetTopologyRequest struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -341,6 +339,226 @@ func (x *GetTopologyResponse) GetToplogy() *Topology {
 	return nil
 }
 
+type UpdateLinkRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Timestamp int64 `protobuf:"varint,1,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	Link      *Link `protobuf:"bytes,2,opt,name=link,proto3" json:"link,omitempty"`
+}
+
+func (x *UpdateLinkRequest) Reset() {
+	*x = UpdateLinkRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_gosdn_topology_topology_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *UpdateLinkRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*UpdateLinkRequest) ProtoMessage() {}
+
+func (x *UpdateLinkRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_gosdn_topology_topology_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use UpdateLinkRequest.ProtoReflect.Descriptor instead.
+func (*UpdateLinkRequest) Descriptor() ([]byte, []int) {
+	return file_gosdn_topology_topology_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *UpdateLinkRequest) GetTimestamp() int64 {
+	if x != nil {
+		return x.Timestamp
+	}
+	return 0
+}
+
+func (x *UpdateLinkRequest) GetLink() *Link {
+	if x != nil {
+		return x.Link
+	}
+	return nil
+}
+
+type UpdateLinkResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Timestamp int64  `protobuf:"varint,1,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	Status    Status `protobuf:"varint,2,opt,name=status,proto3,enum=gosdn.topology.Status" json:"status,omitempty"`
+}
+
+func (x *UpdateLinkResponse) Reset() {
+	*x = UpdateLinkResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_gosdn_topology_topology_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *UpdateLinkResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*UpdateLinkResponse) ProtoMessage() {}
+
+func (x *UpdateLinkResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_gosdn_topology_topology_proto_msgTypes[6]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use UpdateLinkResponse.ProtoReflect.Descriptor instead.
+func (*UpdateLinkResponse) Descriptor() ([]byte, []int) {
+	return file_gosdn_topology_topology_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *UpdateLinkResponse) GetTimestamp() int64 {
+	if x != nil {
+		return x.Timestamp
+	}
+	return 0
+}
+
+func (x *UpdateLinkResponse) GetStatus() Status {
+	if x != nil {
+		return x.Status
+	}
+	return Status_STATUS_UNSPECIFIED
+}
+
+type DeleteLinkRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Timestamp int64  `protobuf:"varint,1,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	Id        string `protobuf:"bytes,2,opt,name=id,proto3" json:"id,omitempty"`
+}
+
+func (x *DeleteLinkRequest) Reset() {
+	*x = DeleteLinkRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_gosdn_topology_topology_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteLinkRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteLinkRequest) ProtoMessage() {}
+
+func (x *DeleteLinkRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_gosdn_topology_topology_proto_msgTypes[7]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteLinkRequest.ProtoReflect.Descriptor instead.
+func (*DeleteLinkRequest) Descriptor() ([]byte, []int) {
+	return file_gosdn_topology_topology_proto_rawDescGZIP(), []int{7}
+}
+
+func (x *DeleteLinkRequest) GetTimestamp() int64 {
+	if x != nil {
+		return x.Timestamp
+	}
+	return 0
+}
+
+func (x *DeleteLinkRequest) GetId() string {
+	if x != nil {
+		return x.Id
+	}
+	return ""
+}
+
+type DeleteLinkResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Timestamp int64  `protobuf:"varint,1,opt,name=timestamp,proto3" json:"timestamp,omitempty"`
+	Status    Status `protobuf:"varint,2,opt,name=status,proto3,enum=gosdn.topology.Status" json:"status,omitempty"`
+}
+
+func (x *DeleteLinkResponse) Reset() {
+	*x = DeleteLinkResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_gosdn_topology_topology_proto_msgTypes[8]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *DeleteLinkResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*DeleteLinkResponse) ProtoMessage() {}
+
+func (x *DeleteLinkResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_gosdn_topology_topology_proto_msgTypes[8]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use DeleteLinkResponse.ProtoReflect.Descriptor instead.
+func (*DeleteLinkResponse) Descriptor() ([]byte, []int) {
+	return file_gosdn_topology_topology_proto_rawDescGZIP(), []int{8}
+}
+
+func (x *DeleteLinkResponse) GetTimestamp() int64 {
+	if x != nil {
+		return x.Timestamp
+	}
+	return 0
+}
+
+func (x *DeleteLinkResponse) GetStatus() Status {
+	if x != nil {
+		return x.Status
+	}
+	return Status_STATUS_UNSPECIFIED
+}
+
 var File_gosdn_topology_topology_proto protoreflect.FileDescriptor
 
 var file_gosdn_topology_topology_proto_rawDesc = []byte{
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-	0x70, 0x6f, 0x6c, 0x6f, 0x67, 0x79, 0x42, 0x34, 0x5a, 0x32, 0x63, 0x6f, 0x64, 0x65, 0x2e, 0x66,
-	0x62, 0x69, 0x2e, 0x68, 0x2d, 0x64, 0x61, 0x2e, 0x64, 0x65, 0x2f, 0x64, 0x61, 0x6e, 0x65, 0x74,
-	0x2f, 0x67, 0x6f, 0x73, 0x64, 0x6e, 0x2f, 0x61, 0x70, 0x69, 0x2f, 0x67, 0x6f, 0x2f, 0x67, 0x6f,
-	0x73, 0x64, 0x6e, 0x2f, 0x74, 0x6f, 0x70, 0x6f, 0x6c, 0x6f, 0x67, 0x79, 0x62, 0x06, 0x70, 0x72,
-	0x6f, 0x74, 0x6f, 0x33,
+	0x44, 0x65, 0x6c, 0x65, 0x74, 0x65, 0x4c, 0x69, 0x6e, 0x6b, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73,
+	0x74, 0x1a, 0x22, 0x2e, 0x67, 0x6f, 0x73, 0x64, 0x6e, 0x2e, 0x74, 0x6f, 0x70, 0x6f, 0x6c, 0x6f,
+	0x67, 0x79, 0x2e, 0x44, 0x65, 0x6c, 0x65, 0x74, 0x65, 0x4c, 0x69, 0x6e, 0x6b, 0x52, 0x65, 0x73,
+	0x70, 0x6f, 0x6e, 0x73, 0x65, 0x22, 0x18, 0x82, 0xd3, 0xe4, 0x93, 0x02, 0x12, 0x2a, 0x10, 0x2f,
+	0x74, 0x6f, 0x70, 0x6f, 0x6c, 0x6f, 0x67, 0x79, 0x2f, 0x64, 0x65, 0x6c, 0x65, 0x74, 0x65, 0x42,
+	0x34, 0x5a, 0x32, 0x63, 0x6f, 0x64, 0x65, 0x2e, 0x66, 0x62, 0x69, 0x2e, 0x68, 0x2d, 0x64, 0x61,
+	0x2e, 0x64, 0x65, 0x2f, 0x64, 0x61, 0x6e, 0x65, 0x74, 0x2f, 0x67, 0x6f, 0x73, 0x64, 0x6e, 0x2f,
+	0x61, 0x70, 0x69, 0x2f, 0x67, 0x6f, 0x2f, 0x67, 0x6f, 0x73, 0x64, 0x6e, 0x2f, 0x74, 0x6f, 0x70,
+	0x6f, 0x6c, 0x6f, 0x67, 0x79, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -422,7 +676,7 @@ func file_gosdn_topology_topology_proto_rawDescGZIP() []byte {
 }
 
 var file_gosdn_topology_topology_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_gosdn_topology_topology_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_gosdn_topology_topology_proto_msgTypes = make([]protoimpl.MessageInfo, 9)
 var file_gosdn_topology_topology_proto_goTypes = []interface{}{
 	(Status)(0),                 // 0: gosdn.topology.Status
 	(*Topology)(nil),            // 1: gosdn.topology.Topology
@@ -430,23 +684,34 @@ var file_gosdn_topology_topology_proto_goTypes = []interface{}{
 	(*AddLinkResponse)(nil),     // 3: gosdn.topology.AddLinkResponse
 	(*GetTopologyRequest)(nil),  // 4: gosdn.topology.GetTopologyRequest
 	(*GetTopologyResponse)(nil), // 5: gosdn.topology.GetTopologyResponse
-	(*Link)(nil),                // 6: gosdn.topology.Link
+	(*UpdateLinkRequest)(nil),   // 6: gosdn.topology.UpdateLinkRequest
+	(*UpdateLinkResponse)(nil),  // 7: gosdn.topology.UpdateLinkResponse
+	(*DeleteLinkRequest)(nil),   // 8: gosdn.topology.DeleteLinkRequest
+	(*DeleteLinkResponse)(nil),  // 9: gosdn.topology.DeleteLinkResponse
+	(*Link)(nil),                // 10: gosdn.topology.Link
 }
 var file_gosdn_topology_topology_proto_depIdxs = []int32{
-	6, // 0: gosdn.topology.Topology.links:type_name -> gosdn.topology.Link
-	6, // 1: gosdn.topology.AddLinkRequest.link:type_name -> gosdn.topology.Link
-	0, // 2: gosdn.topology.AddLinkResponse.status:type_name -> gosdn.topology.Status
-	0, // 3: gosdn.topology.GetTopologyResponse.status:type_name -> gosdn.topology.Status
-	1, // 4: gosdn.topology.GetTopologyResponse.toplogy:type_name -> gosdn.topology.Topology
-	2, // 5: gosdn.topology.TopologyService.AddLink:input_type -> gosdn.topology.AddLinkRequest
-	4, // 6: gosdn.topology.TopologyService.GetTopology:input_type -> gosdn.topology.GetTopologyRequest
-	3, // 7: gosdn.topology.TopologyService.AddLink:output_type -> gosdn.topology.AddLinkResponse
-	5, // 8: gosdn.topology.TopologyService.GetTopology:output_type -> gosdn.topology.GetTopologyResponse
-	7, // [7:9] is the sub-list for method output_type
-	5, // [5:7] is the sub-list for method input_type
-	5, // [5:5] is the sub-list for extension type_name
-	5, // [5:5] is the sub-list for extension extendee
-	0, // [0:5] is the sub-list for field type_name
+	10, // 0: gosdn.topology.Topology.links:type_name -> gosdn.topology.Link
+	10, // 1: gosdn.topology.AddLinkRequest.link:type_name -> gosdn.topology.Link
+	0,  // 2: gosdn.topology.AddLinkResponse.status:type_name -> gosdn.topology.Status
+	0,  // 3: gosdn.topology.GetTopologyResponse.status:type_name -> gosdn.topology.Status
+	1,  // 4: gosdn.topology.GetTopologyResponse.toplogy:type_name -> gosdn.topology.Topology
+	10, // 5: gosdn.topology.UpdateLinkRequest.link:type_name -> gosdn.topology.Link
+	0,  // 6: gosdn.topology.UpdateLinkResponse.status:type_name -> gosdn.topology.Status
+	0,  // 7: gosdn.topology.DeleteLinkResponse.status:type_name -> gosdn.topology.Status
+	2,  // 8: gosdn.topology.TopologyService.AddLink:input_type -> gosdn.topology.AddLinkRequest
+	4,  // 9: gosdn.topology.TopologyService.GetTopology:input_type -> gosdn.topology.GetTopologyRequest
+	6,  // 10: gosdn.topology.TopologyService.UpdateLink:input_type -> gosdn.topology.UpdateLinkRequest
+	8,  // 11: gosdn.topology.TopologyService.DeleteLink:input_type -> gosdn.topology.DeleteLinkRequest
+	3,  // 12: gosdn.topology.TopologyService.AddLink:output_type -> gosdn.topology.AddLinkResponse
+	5,  // 13: gosdn.topology.TopologyService.GetTopology:output_type -> gosdn.topology.GetTopologyResponse
+	7,  // 14: gosdn.topology.TopologyService.UpdateLink:output_type -> gosdn.topology.UpdateLinkResponse
+	9,  // 15: gosdn.topology.TopologyService.DeleteLink:output_type -> gosdn.topology.DeleteLinkResponse
+	12, // [12:16] is the sub-list for method output_type
+	8,  // [8:12] is the sub-list for method input_type
+	8,  // [8:8] is the sub-list for extension type_name
+	8,  // [8:8] is the sub-list for extension extendee
+	0,  // [0:8] is the sub-list for field type_name
 }
 
 func init() { file_gosdn_topology_topology_proto_init() }
@@ -516,6 +781,54 @@ func file_gosdn_topology_topology_proto_init() {
 				return nil
 			}
 		}
+		file_gosdn_topology_topology_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*UpdateLinkRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_gosdn_topology_topology_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*UpdateLinkResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_gosdn_topology_topology_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DeleteLinkRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_gosdn_topology_topology_proto_msgTypes[8].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*DeleteLinkResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -523,7 +836,7 @@ func file_gosdn_topology_topology_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_gosdn_topology_topology_proto_rawDesc,
 			NumEnums:      1,
-			NumMessages:   5,
+			NumMessages:   9,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/api/go/gosdn/topology/topology.pb.gw.go b/api/go/gosdn/topology/topology.pb.gw.go
index 0bd7ba238d02ab3d564dd579a3fc89a28623642d..44945a07e842b8144a5f2d64ec0b719c7853d816 100644
--- a/api/go/gosdn/topology/topology.pb.gw.go
+++ b/api/go/gosdn/topology/topology.pb.gw.go
@@ -101,6 +101,76 @@ func local_request_TopologyService_GetTopology_0(ctx context.Context, marshaler
 
 }
 
+func request_TopologyService_UpdateLink_0(ctx context.Context, marshaler runtime.Marshaler, client TopologyServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq UpdateLinkRequest
+	var metadata runtime.ServerMetadata
+
+	newReader, berr := utilities.IOReaderFactory(req.Body)
+	if berr != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", berr)
+	}
+	if err := marshaler.NewDecoder(newReader()).Decode(&protoReq); err != nil && err != io.EOF {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := client.UpdateLink(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_TopologyService_UpdateLink_0(ctx context.Context, marshaler runtime.Marshaler, server TopologyServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq UpdateLinkRequest
+	var metadata runtime.ServerMetadata
+
+	newReader, berr := utilities.IOReaderFactory(req.Body)
+	if berr != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", berr)
+	}
+	if err := marshaler.NewDecoder(newReader()).Decode(&protoReq); err != nil && err != io.EOF {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := server.UpdateLink(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
+var (
+	filter_TopologyService_DeleteLink_0 = &utilities.DoubleArray{Encoding: map[string]int{}, Base: []int(nil), Check: []int(nil)}
+)
+
+func request_TopologyService_DeleteLink_0(ctx context.Context, marshaler runtime.Marshaler, client TopologyServiceClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq DeleteLinkRequest
+	var metadata runtime.ServerMetadata
+
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_TopologyService_DeleteLink_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := client.DeleteLink(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+
+}
+
+func local_request_TopologyService_DeleteLink_0(ctx context.Context, marshaler runtime.Marshaler, server TopologyServiceServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var protoReq DeleteLinkRequest
+	var metadata runtime.ServerMetadata
+
+	if err := req.ParseForm(); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if err := runtime.PopulateQueryParameters(&protoReq, req.Form, filter_TopologyService_DeleteLink_0); err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+
+	msg, err := server.DeleteLink(ctx, &protoReq)
+	return msg, metadata, err
+
+}
+
 // RegisterTopologyServiceHandlerServer registers the http handlers for service TopologyService to "mux".
 // UnaryRPC     :call TopologyServiceServer directly.
 // StreamingRPC :currently unsupported pending https://github.com/grpc/grpc-go/issues/906.
@@ -153,6 +223,52 @@ func RegisterTopologyServiceHandlerServer(ctx context.Context, mux *runtime.Serv
 
 	})
 
+	mux.Handle("POST", pattern_TopologyService_UpdateLink_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateIncomingContext(ctx, mux, req, "/gosdn.topology.TopologyService/UpdateLink", runtime.WithHTTPPathPattern("/topology/update"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_TopologyService_UpdateLink_0(rctx, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_TopologyService_UpdateLink_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	mux.Handle("DELETE", pattern_TopologyService_DeleteLink_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateIncomingContext(ctx, mux, req, "/gosdn.topology.TopologyService/DeleteLink", runtime.WithHTTPPathPattern("/topology/delete"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_TopologyService_DeleteLink_0(rctx, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_TopologyService_DeleteLink_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	return nil
 }
 
@@ -234,6 +350,46 @@ func RegisterTopologyServiceHandlerClient(ctx context.Context, mux *runtime.Serv
 
 	})
 
+	mux.Handle("POST", pattern_TopologyService_UpdateLink_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateContext(ctx, mux, req, "/gosdn.topology.TopologyService/UpdateLink", runtime.WithHTTPPathPattern("/topology/update"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_TopologyService_UpdateLink_0(rctx, inboundMarshaler, client, req, pathParams)
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_TopologyService_UpdateLink_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
+	mux.Handle("DELETE", pattern_TopologyService_DeleteLink_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		rctx, err := runtime.AnnotateContext(ctx, mux, req, "/gosdn.topology.TopologyService/DeleteLink", runtime.WithHTTPPathPattern("/topology/delete"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_TopologyService_DeleteLink_0(rctx, inboundMarshaler, client, req, pathParams)
+		ctx = runtime.NewServerMetadataContext(ctx, md)
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+
+		forward_TopologyService_DeleteLink_0(ctx, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+
+	})
+
 	return nil
 }
 
@@ -241,10 +397,18 @@ var (
 	pattern_TopologyService_AddLink_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"topology", "create"}, ""))
 
 	pattern_TopologyService_GetTopology_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0}, []string{"topology"}, ""))
+
+	pattern_TopologyService_UpdateLink_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"topology", "update"}, ""))
+
+	pattern_TopologyService_DeleteLink_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"topology", "delete"}, ""))
 )
 
 var (
 	forward_TopologyService_AddLink_0 = runtime.ForwardResponseMessage
 
 	forward_TopologyService_GetTopology_0 = runtime.ForwardResponseMessage
+
+	forward_TopologyService_UpdateLink_0 = runtime.ForwardResponseMessage
+
+	forward_TopologyService_DeleteLink_0 = runtime.ForwardResponseMessage
 )
diff --git a/api/go/gosdn/topology/topology_grpc.pb.go b/api/go/gosdn/topology/topology_grpc.pb.go
index 646a8ebf30a472792a1af1e4267fbf8b65fdd054..804c1c406231536e5918c899b23b5a9065d06068 100644
--- a/api/go/gosdn/topology/topology_grpc.pb.go
+++ b/api/go/gosdn/topology/topology_grpc.pb.go
@@ -18,12 +18,10 @@ const _ = grpc.SupportPackageIsVersion7
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type TopologyServiceClient interface {
-	// Creates roles, requires login beforehand.
-	// Requires highest permissions.
 	AddLink(ctx context.Context, in *AddLinkRequest, opts ...grpc.CallOption) (*AddLinkResponse, error)
-	// Requests all roles with their permissions, requires login beforehand.
-	// Requires highest permissions.
 	GetTopology(ctx context.Context, in *GetTopologyRequest, opts ...grpc.CallOption) (*GetTopologyResponse, error)
+	UpdateLink(ctx context.Context, in *UpdateLinkRequest, opts ...grpc.CallOption) (*UpdateLinkResponse, error)
+	DeleteLink(ctx context.Context, in *DeleteLinkRequest, opts ...grpc.CallOption) (*DeleteLinkResponse, error)
 }
 
 type topologyServiceClient struct {
@@ -52,16 +50,32 @@ func (c *topologyServiceClient) GetTopology(ctx context.Context, in *GetTopology
 	return out, nil
 }
 
+func (c *topologyServiceClient) UpdateLink(ctx context.Context, in *UpdateLinkRequest, opts ...grpc.CallOption) (*UpdateLinkResponse, error) {
+	out := new(UpdateLinkResponse)
+	err := c.cc.Invoke(ctx, "/gosdn.topology.TopologyService/UpdateLink", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *topologyServiceClient) DeleteLink(ctx context.Context, in *DeleteLinkRequest, opts ...grpc.CallOption) (*DeleteLinkResponse, error) {
+	out := new(DeleteLinkResponse)
+	err := c.cc.Invoke(ctx, "/gosdn.topology.TopologyService/DeleteLink", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // TopologyServiceServer is the server API for TopologyService service.
 // All implementations must embed UnimplementedTopologyServiceServer
 // for forward compatibility
 type TopologyServiceServer interface {
-	// Creates roles, requires login beforehand.
-	// Requires highest permissions.
 	AddLink(context.Context, *AddLinkRequest) (*AddLinkResponse, error)
-	// Requests all roles with their permissions, requires login beforehand.
-	// Requires highest permissions.
 	GetTopology(context.Context, *GetTopologyRequest) (*GetTopologyResponse, error)
+	UpdateLink(context.Context, *UpdateLinkRequest) (*UpdateLinkResponse, error)
+	DeleteLink(context.Context, *DeleteLinkRequest) (*DeleteLinkResponse, error)
 	mustEmbedUnimplementedTopologyServiceServer()
 }
 
@@ -75,6 +89,12 @@ func (UnimplementedTopologyServiceServer) AddLink(context.Context, *AddLinkReque
 func (UnimplementedTopologyServiceServer) GetTopology(context.Context, *GetTopologyRequest) (*GetTopologyResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetTopology not implemented")
 }
+func (UnimplementedTopologyServiceServer) UpdateLink(context.Context, *UpdateLinkRequest) (*UpdateLinkResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method UpdateLink not implemented")
+}
+func (UnimplementedTopologyServiceServer) DeleteLink(context.Context, *DeleteLinkRequest) (*DeleteLinkResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method DeleteLink not implemented")
+}
 func (UnimplementedTopologyServiceServer) mustEmbedUnimplementedTopologyServiceServer() {}
 
 // UnsafeTopologyServiceServer may be embedded to opt out of forward compatibility for this service.
@@ -124,6 +144,42 @@ func _TopologyService_GetTopology_Handler(srv interface{}, ctx context.Context,
 	return interceptor(ctx, in, info, handler)
 }
 
+func _TopologyService_UpdateLink_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(UpdateLinkRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(TopologyServiceServer).UpdateLink(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gosdn.topology.TopologyService/UpdateLink",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(TopologyServiceServer).UpdateLink(ctx, req.(*UpdateLinkRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _TopologyService_DeleteLink_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(DeleteLinkRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(TopologyServiceServer).DeleteLink(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gosdn.topology.TopologyService/DeleteLink",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(TopologyServiceServer).DeleteLink(ctx, req.(*DeleteLinkRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // TopologyService_ServiceDesc is the grpc.ServiceDesc for TopologyService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -139,6 +195,14 @@ var TopologyService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "GetTopology",
 			Handler:    _TopologyService_GetTopology_Handler,
 		},
+		{
+			MethodName: "UpdateLink",
+			Handler:    _TopologyService_UpdateLink_Handler,
+		},
+		{
+			MethodName: "DeleteLink",
+			Handler:    _TopologyService_DeleteLink_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "gosdn/topology/topology.proto",
diff --git a/api/openapiv2/gosdn_northbound.swagger.json b/api/openapiv2/gosdn_northbound.swagger.json
index 4699ec6d2ae28af477e34ddd32223b7678b7405f..70ae5297cb3f380a9051c87b1a286993be569818 100644
--- a/api/openapiv2/gosdn_northbound.swagger.json
+++ b/api/openapiv2/gosdn_northbound.swagger.json
@@ -1042,7 +1042,6 @@
     },
     "/topology": {
       "get": {
-        "summary": "Requests all roles with their permissions, requires login beforehand.\nRequires highest permissions.",
         "operationId": "TopologyService_GetTopology",
         "responses": {
           "200": {
@@ -1074,7 +1073,6 @@
     },
     "/topology/create": {
       "post": {
-        "summary": "Creates roles, requires login beforehand.\nRequires highest permissions.",
         "operationId": "TopologyService_AddLink",
         "responses": {
           "200": {
@@ -1105,6 +1103,75 @@
         ]
       }
     },
+    "/topology/delete": {
+      "delete": {
+        "operationId": "TopologyService_DeleteLink",
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/topologyDeleteLinkResponse"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/googlerpcStatus"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "name": "timestamp",
+            "in": "query",
+            "required": false,
+            "type": "string",
+            "format": "int64"
+          },
+          {
+            "name": "id",
+            "in": "query",
+            "required": false,
+            "type": "string"
+          }
+        ],
+        "tags": [
+          "TopologyService"
+        ]
+      }
+    },
+    "/topology/update": {
+      "post": {
+        "operationId": "TopologyService_UpdateLink",
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/topologyUpdateLinkResponse"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/googlerpcStatus"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "name": "body",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/topologyUpdateLinkRequest"
+            }
+          }
+        ],
+        "tags": [
+          "TopologyService"
+        ]
+      }
+    },
     "/users": {
       "get": {
         "summary": "Requests information about available users, requires login beforehand.\nRequires highest possible permissions.",
@@ -3281,8 +3348,7 @@
         "link": {
           "$ref": "#/definitions/topologyLink"
         }
-      },
-      "title": "AddLink"
+      }
     },
     "topologyAddLinkResponse": {
       "type": "object",
@@ -3296,6 +3362,18 @@
         }
       }
     },
+    "topologyDeleteLinkResponse": {
+      "type": "object",
+      "properties": {
+        "timestamp": {
+          "type": "string",
+          "format": "int64"
+        },
+        "status": {
+          "$ref": "#/definitions/gosdntopologyStatus"
+        }
+      }
+    },
     "topologyGetTopologyResponse": {
       "type": "object",
       "properties": {
@@ -3364,6 +3442,30 @@
         }
       }
     },
+    "topologyUpdateLinkRequest": {
+      "type": "object",
+      "properties": {
+        "timestamp": {
+          "type": "string",
+          "format": "int64"
+        },
+        "link": {
+          "$ref": "#/definitions/topologyLink"
+        }
+      }
+    },
+    "topologyUpdateLinkResponse": {
+      "type": "object",
+      "properties": {
+        "timestamp": {
+          "type": "string",
+          "format": "int64"
+        },
+        "status": {
+          "$ref": "#/definitions/gosdntopologyStatus"
+        }
+      }
+    },
     "transportGnmiTransportOption": {
       "type": "object",
       "properties": {
diff --git a/api/proto/buf.lock b/api/proto/buf.lock
index 5075172a4997e3b8a056da53b859e06e8fdd9ad1..59d0351e5defc566d6ab6c72b98bcff7ca981af1 100644
--- a/api/proto/buf.lock
+++ b/api/proto/buf.lock
@@ -4,7 +4,7 @@ deps:
   - remote: buf.build
     owner: googleapis
     repository: googleapis
-    commit: 868034942d3c4d24b722f6a834dd7bb2
+    commit: 18d0a6e7027c4a75811cd43a894346fe
   - remote: buf.build
     owner: grpc-ecosystem
     repository: grpc-gateway
diff --git a/api/proto/gosdn/topology/topology.proto b/api/proto/gosdn/topology/topology.proto
index d4a71d696d68bca0f5190152043e0afae64bea93..649744f6c58c93bdd82ea5040938ca1688806a0f 100644
--- a/api/proto/gosdn/topology/topology.proto
+++ b/api/proto/gosdn/topology/topology.proto
@@ -12,8 +12,6 @@ import "gosdn/topology/link.proto";
 option go_package = "code.fbi.h-da.de/danet/gosdn/api/go/gosdn/topology";
 
 service TopologyService {
-        // Creates roles, requires login beforehand.
-    // Requires highest permissions.
     rpc AddLink(AddLinkRequest) returns (AddLinkResponse) {
         option (google.api.http) = {
             post: "/topology/create"
@@ -21,38 +19,24 @@ service TopologyService {
         };
     }
 
-    // Requests one role with its permissions, requires login beforehand.
-    // Requires highest permissions.
-    // rpc GetRole(GetRoleRequest) returns (GetRoleResponse) {
-    //     option (google.api.http) = {
-    //         get: "/roles/get"
-    //     };
-    // }
-
-    // Requests all roles with their permissions, requires login beforehand.
-    // Requires highest permissions.
     rpc GetTopology(GetTopologyRequest) returns (GetTopologyResponse) {
         option (google.api.http) = {
             get: "/topology"
         };
     }
 
-    // // Updates roles by setting the provided permissions, requires login beforehand.
-    // // Requires highest permissions.
-    // rpc UpdateLink(UpdateRolesRequest) returns (UpdateRolesResponse) {
-    //     option (google.api.http) = {
-    //         post: "/topology/update"
-    //         body: "*"
-    //     };
-    // }
-
-    // // Deletes roles with their permissions, requires login beforehand.
-    // // Requires highest permissions.
-    // rpc DeleteLink(DeleteRolesRequest) returns (DeleteRolesResponse) {
-    //     option (google.api.http) = {
-    //         delete: "/topology/delete"
-    //     };
-    // }
+    rpc UpdateLink(UpdateLinkRequest) returns (UpdateLinkResponse) {
+        option (google.api.http) = {
+            post: "/topology/update"
+            body: "*"
+        };
+    }
+
+    rpc DeleteLink(DeleteLinkRequest) returns (DeleteLinkResponse) {
+        option (google.api.http) = {
+            delete: "/topology/delete"
+        };
+    }
 }
 
 enum Status {
@@ -65,7 +49,6 @@ message Topology {
     repeated Link links = 1;
 }
 
-// AddLink
 message AddLinkRequest {
     int64 timestamp = 1;
     Link link = 2;
@@ -76,19 +59,6 @@ message AddLinkResponse {
     Status status = 2;
 }
 
-// // GetRole
-// message GetRoleRequest {
-//     int64 timestamp = 1;
-//     string role_name = 2;
-// }
-
-// message GetRoleResponse {
-//     int64 timestamp = 1;
-//     Status status = 2;
-//     Role role = 3;
-// }
-
-// GetTopology
 message GetTopologyRequest {
     int64 timestamp = 1;
 }
@@ -99,36 +69,23 @@ message GetTopologyResponse {
     Topology toplogy = 3;
 }
 
-// // UpdateRoles
-// message UpdateRolesRequest {
-//     int64 timestamp = 1;
-//     repeated Role roles = 2;
-// }
-
-// message UpdateRolesResponse {
-//     int64 timestamp = 1;
-//     Status status = 2;
-// }
-
-// // DeletePermissionsForRole
-// message DeletePermissionsForRoleRequest {
-//     int64 timestamp = 1;
-//     string role_name = 2;
-//     repeated string permissions_to_delete = 3;
-// }
-
-// message DeletePermissionsForRoleResponse {
-//     int64 timestamp = 1;
-//     Status status = 2;
-// }
-
-// // DeleteRoles
-// message DeleteRolesRequest {
-//     int64 timestamp = 1;
-//     repeated string role_name = 2;
-// }
-
-// message DeleteRolesResponse {
-//     int64 timestamp = 1;
-//     Status status = 2;
-// }
+message UpdateLinkRequest {
+    int64 timestamp = 1;
+    Link link = 2;
+}
+
+message UpdateLinkResponse {
+    int64 timestamp = 1;
+    Status status = 2;
+}
+
+message DeleteLinkRequest {
+    int64 timestamp = 1;
+    string id = 2;
+}
+
+message DeleteLinkResponse {
+    int64 timestamp = 1;
+    Status status = 2;
+}
+