diff --git a/api/proto/gosdnCLI.pb.go b/api/proto/gosdnCLI.pb.go
index 2095a2771e811732b7ef6b56b75930e7e21d27e7..62d48d12717bcf3c036da4dfebc74546d248f3f4 100644
--- a/api/proto/gosdnCLI.pb.go
+++ b/api/proto/gosdnCLI.pb.go
@@ -1,13 +1,18 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.23.0
-// 	protoc        v3.13.0
-// source: cliInterface/gosdnCLI.proto
+// 	protoc-gen-go v1.25.0-devel
+// 	protoc        v3.12.4
+// source: gosdnCLI.proto
 
 package gosdn
 
 import (
+	context "context"
 	proto "github.com/golang/protobuf/proto"
+	empty "github.com/golang/protobuf/ptypes/empty"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
 	reflect "reflect"
@@ -37,7 +42,7 @@ type HelloRequest struct {
 func (x *HelloRequest) Reset() {
 	*x = HelloRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_cliInterface_gosdnCLI_proto_msgTypes[0]
+		mi := &file_gosdnCLI_proto_msgTypes[0]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -50,7 +55,7 @@ func (x *HelloRequest) String() string {
 func (*HelloRequest) ProtoMessage() {}
 
 func (x *HelloRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_cliInterface_gosdnCLI_proto_msgTypes[0]
+	mi := &file_gosdnCLI_proto_msgTypes[0]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -63,7 +68,7 @@ func (x *HelloRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use HelloRequest.ProtoReflect.Descriptor instead.
 func (*HelloRequest) Descriptor() ([]byte, []int) {
-	return file_cliInterface_gosdnCLI_proto_rawDescGZIP(), []int{0}
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{0}
 }
 
 func (x *HelloRequest) GetName() string {
@@ -86,7 +91,7 @@ type HelloReply struct {
 func (x *HelloReply) Reset() {
 	*x = HelloReply{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_cliInterface_gosdnCLI_proto_msgTypes[1]
+		mi := &file_gosdnCLI_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -99,7 +104,7 @@ func (x *HelloReply) String() string {
 func (*HelloReply) ProtoMessage() {}
 
 func (x *HelloReply) ProtoReflect() protoreflect.Message {
-	mi := &file_cliInterface_gosdnCLI_proto_msgTypes[1]
+	mi := &file_gosdnCLI_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -112,7 +117,7 @@ func (x *HelloReply) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use HelloReply.ProtoReflect.Descriptor instead.
 func (*HelloReply) Descriptor() ([]byte, []int) {
-	return file_cliInterface_gosdnCLI_proto_rawDescGZIP(), []int{1}
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{1}
 }
 
 func (x *HelloReply) GetMessage() string {
@@ -141,7 +146,7 @@ type ShutdownRequest struct {
 func (x *ShutdownRequest) Reset() {
 	*x = ShutdownRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_cliInterface_gosdnCLI_proto_msgTypes[2]
+		mi := &file_gosdnCLI_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -154,7 +159,7 @@ func (x *ShutdownRequest) String() string {
 func (*ShutdownRequest) ProtoMessage() {}
 
 func (x *ShutdownRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_cliInterface_gosdnCLI_proto_msgTypes[2]
+	mi := &file_gosdnCLI_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -167,7 +172,7 @@ func (x *ShutdownRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ShutdownRequest.ProtoReflect.Descriptor instead.
 func (*ShutdownRequest) Descriptor() ([]byte, []int) {
-	return file_cliInterface_gosdnCLI_proto_rawDescGZIP(), []int{2}
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *ShutdownRequest) GetName() string {
@@ -189,7 +194,7 @@ type ShutdownReply struct {
 func (x *ShutdownReply) Reset() {
 	*x = ShutdownReply{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_cliInterface_gosdnCLI_proto_msgTypes[3]
+		mi := &file_gosdnCLI_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -202,7 +207,7 @@ func (x *ShutdownReply) String() string {
 func (*ShutdownReply) ProtoMessage() {}
 
 func (x *ShutdownReply) ProtoReflect() protoreflect.Message {
-	mi := &file_cliInterface_gosdnCLI_proto_msgTypes[3]
+	mi := &file_gosdnCLI_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -215,7 +220,7 @@ func (x *ShutdownReply) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use ShutdownReply.ProtoReflect.Descriptor instead.
 func (*ShutdownReply) Descriptor() ([]byte, []int) {
-	return file_cliInterface_gosdnCLI_proto_rawDescGZIP(), []int{3}
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *ShutdownReply) GetMessage() string {
@@ -237,7 +242,7 @@ type TAPIRequest struct {
 func (x *TAPIRequest) Reset() {
 	*x = TAPIRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_cliInterface_gosdnCLI_proto_msgTypes[4]
+		mi := &file_gosdnCLI_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -250,7 +255,7 @@ func (x *TAPIRequest) String() string {
 func (*TAPIRequest) ProtoMessage() {}
 
 func (x *TAPIRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_cliInterface_gosdnCLI_proto_msgTypes[4]
+	mi := &file_gosdnCLI_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -263,7 +268,7 @@ func (x *TAPIRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TAPIRequest.ProtoReflect.Descriptor instead.
 func (*TAPIRequest) Descriptor() ([]byte, []int) {
-	return file_cliInterface_gosdnCLI_proto_rawDescGZIP(), []int{4}
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *TAPIRequest) GetName() string {
@@ -285,7 +290,7 @@ type TAPIReply struct {
 func (x *TAPIReply) Reset() {
 	*x = TAPIReply{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_cliInterface_gosdnCLI_proto_msgTypes[5]
+		mi := &file_gosdnCLI_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -298,7 +303,7 @@ func (x *TAPIReply) String() string {
 func (*TAPIReply) ProtoMessage() {}
 
 func (x *TAPIReply) ProtoReflect() protoreflect.Message {
-	mi := &file_cliInterface_gosdnCLI_proto_msgTypes[5]
+	mi := &file_gosdnCLI_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -311,7 +316,7 @@ func (x *TAPIReply) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TAPIReply.ProtoReflect.Descriptor instead.
 func (*TAPIReply) Descriptor() ([]byte, []int) {
-	return file_cliInterface_gosdnCLI_proto_rawDescGZIP(), []int{5}
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *TAPIReply) GetMessage() string {
@@ -321,105 +326,159 @@ func (x *TAPIReply) GetMessage() string {
 	return ""
 }
 
-var File_cliInterface_gosdnCLI_proto protoreflect.FileDescriptor
-
-var file_cliInterface_gosdnCLI_proto_rawDesc = []byte{
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+// The response message containing a string with a goSDN log
+type LogReply struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Log string `protobuf:"bytes,1,opt,name=log,proto3" json:"log,omitempty"`
+}
+
+func (x *LogReply) Reset() {
+	*x = LogReply{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_gosdnCLI_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *LogReply) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*LogReply) ProtoMessage() {}
+
+func (x *LogReply) ProtoReflect() protoreflect.Message {
+	mi := &file_gosdnCLI_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 LogReply.ProtoReflect.Descriptor instead.
+func (*LogReply) Descriptor() ([]byte, []int) {
+	return file_gosdnCLI_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *LogReply) GetLog() string {
+	if x != nil {
+		return x.Log
+	}
+	return ""
+}
+
+var File_gosdnCLI_proto protoreflect.FileDescriptor
+
+var file_gosdnCLI_proto_rawDesc = []byte{
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+	0x6c, 0x79, 0x22, 0x00, 0x30, 0x01, 0x12, 0x35, 0x0a, 0x0b, 0x54, 0x41, 0x50, 0x49, 0x47, 0x65,
+	0x74, 0x45, 0x64, 0x67, 0x65, 0x12, 0x12, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x54, 0x41,
+	0x50, 0x49, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x10, 0x2e, 0x70, 0x72, 0x6f, 0x74,
+	0x6f, 0x2e, 0x54, 0x41, 0x50, 0x49, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x12, 0x39, 0x0a,
+	0x0f, 0x54, 0x41, 0x50, 0x49, 0x47, 0x65, 0x74, 0x45, 0x64, 0x67, 0x65, 0x4e, 0x6f, 0x64, 0x65,
+	0x12, 0x12, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x54, 0x41, 0x50, 0x49, 0x52, 0x65, 0x71,
+	0x75, 0x65, 0x73, 0x74, 0x1a, 0x10, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x54, 0x41, 0x50,
+	0x49, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x12, 0x35, 0x0a, 0x0b, 0x54, 0x41, 0x50, 0x49,
+	0x47, 0x65, 0x74, 0x4c, 0x69, 0x6e, 0x6b, 0x12, 0x12, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2e,
+	0x54, 0x41, 0x50, 0x49, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x10, 0x2e, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x2e, 0x54, 0x41, 0x50, 0x49, 0x52, 0x65, 0x70, 0x6c, 0x79, 0x22, 0x00, 0x42,
+	0x50, 0x0a, 0x1e, 0x64, 0x65, 0x2e, 0x68, 0x2d, 0x64, 0x61, 0x2e, 0x66, 0x62, 0x69, 0x2e, 0x67,
+	0x6f, 0x73, 0x64, 0x6e, 0x2e, 0x63, 0x6c, 0x69, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x66, 0x61, 0x63,
+	0x65, 0x42, 0x0c, 0x63, 0x6c, 0x69, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x66, 0x61, 0x63, 0x65, 0x50,
+	0x01, 0x5a, 0x1e, 0x67, 0x69, 0x74, 0x6c, 0x61, 0x62, 0x2e, 0x66, 0x62, 0x69, 0x2e, 0x68, 0x2d,
+	0x64, 0x61, 0x2e, 0x64, 0x65, 0x2f, 0x63, 0x6f, 0x63, 0x73, 0x6e, 0x2f, 0x67, 0x6f, 0x73, 0x64,
+	0x6e, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
-	file_cliInterface_gosdnCLI_proto_rawDescOnce sync.Once
-	file_cliInterface_gosdnCLI_proto_rawDescData = file_cliInterface_gosdnCLI_proto_rawDesc
+	file_gosdnCLI_proto_rawDescOnce sync.Once
+	file_gosdnCLI_proto_rawDescData = file_gosdnCLI_proto_rawDesc
 )
 
-func file_cliInterface_gosdnCLI_proto_rawDescGZIP() []byte {
-	file_cliInterface_gosdnCLI_proto_rawDescOnce.Do(func() {
-		file_cliInterface_gosdnCLI_proto_rawDescData = protoimpl.X.CompressGZIP(file_cliInterface_gosdnCLI_proto_rawDescData)
+func file_gosdnCLI_proto_rawDescGZIP() []byte {
+	file_gosdnCLI_proto_rawDescOnce.Do(func() {
+		file_gosdnCLI_proto_rawDescData = protoimpl.X.CompressGZIP(file_gosdnCLI_proto_rawDescData)
 	})
-	return file_cliInterface_gosdnCLI_proto_rawDescData
-}
-
-var file_cliInterface_gosdnCLI_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
-var file_cliInterface_gosdnCLI_proto_goTypes = []interface{}{
-	(*HelloRequest)(nil),    // 0: cliInterface.HelloRequest
-	(*HelloReply)(nil),      // 1: cliInterface.HelloReply
-	(*ShutdownRequest)(nil), // 2: cliInterface.ShutdownRequest
-	(*ShutdownReply)(nil),   // 3: cliInterface.ShutdownReply
-	(*TAPIRequest)(nil),     // 4: cliInterface.TAPIRequest
-	(*TAPIReply)(nil),       // 5: cliInterface.TAPIReply
-}
-var file_cliInterface_gosdnCLI_proto_depIdxs = []int32{
-	0, // 0: cliInterface.GrpcCli.SayHello:input_type -> cliInterface.HelloRequest
-	2, // 1: cliInterface.GrpcCli.Shutdown:input_type -> cliInterface.ShutdownRequest
-	4, // 2: cliInterface.GrpcCli.TAPIGetEdge:input_type -> cliInterface.TAPIRequest
-	4, // 3: cliInterface.GrpcCli.TAPIGetEdgeNode:input_type -> cliInterface.TAPIRequest
-	4, // 4: cliInterface.GrpcCli.TAPIGetLink:input_type -> cliInterface.TAPIRequest
-	1, // 5: cliInterface.GrpcCli.SayHello:output_type -> cliInterface.HelloReply
-	3, // 6: cliInterface.GrpcCli.Shutdown:output_type -> cliInterface.ShutdownReply
-	5, // 7: cliInterface.GrpcCli.TAPIGetEdge:output_type -> cliInterface.TAPIReply
-	5, // 8: cliInterface.GrpcCli.TAPIGetEdgeNode:output_type -> cliInterface.TAPIReply
-	5, // 9: cliInterface.GrpcCli.TAPIGetLink:output_type -> cliInterface.TAPIReply
-	5, // [5:10] is the sub-list for method output_type
-	0, // [0:5] is the sub-list for method input_type
+	return file_gosdnCLI_proto_rawDescData
+}
+
+var file_gosdnCLI_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
+var file_gosdnCLI_proto_goTypes = []interface{}{
+	(*HelloRequest)(nil),    // 0: proto.HelloRequest
+	(*HelloReply)(nil),      // 1: proto.HelloReply
+	(*ShutdownRequest)(nil), // 2: proto.ShutdownRequest
+	(*ShutdownReply)(nil),   // 3: proto.ShutdownReply
+	(*TAPIRequest)(nil),     // 4: proto.TAPIRequest
+	(*TAPIReply)(nil),       // 5: proto.TAPIReply
+	(*LogReply)(nil),        // 6: proto.LogReply
+	(*empty.Empty)(nil),     // 7: google.protobuf.Empty
+}
+var file_gosdnCLI_proto_depIdxs = []int32{
+	0, // 0: proto.GrpcCli.SayHello:input_type -> proto.HelloRequest
+	2, // 1: proto.GrpcCli.Shutdown:input_type -> proto.ShutdownRequest
+	7, // 2: proto.GrpcCli.CreateLogStream:input_type -> google.protobuf.Empty
+	4, // 3: proto.GrpcCli.TAPIGetEdge:input_type -> proto.TAPIRequest
+	4, // 4: proto.GrpcCli.TAPIGetEdgeNode:input_type -> proto.TAPIRequest
+	4, // 5: proto.GrpcCli.TAPIGetLink:input_type -> proto.TAPIRequest
+	1, // 6: proto.GrpcCli.SayHello:output_type -> proto.HelloReply
+	3, // 7: proto.GrpcCli.Shutdown:output_type -> proto.ShutdownReply
+	6, // 8: proto.GrpcCli.CreateLogStream:output_type -> proto.LogReply
+	5, // 9: proto.GrpcCli.TAPIGetEdge:output_type -> proto.TAPIReply
+	5, // 10: proto.GrpcCli.TAPIGetEdgeNode:output_type -> proto.TAPIReply
+	5, // 11: proto.GrpcCli.TAPIGetLink:output_type -> proto.TAPIReply
+	6, // [6:12] is the sub-list for method output_type
+	0, // [0:6] is the sub-list for method input_type
 	0, // [0:0] is the sub-list for extension type_name
 	0, // [0:0] is the sub-list for extension extendee
 	0, // [0:0] is the sub-list for field type_name
 }
 
-func init() { file_cliInterface_gosdnCLI_proto_init() }
-func file_cliInterface_gosdnCLI_proto_init() {
-	if File_cliInterface_gosdnCLI_proto != nil {
+func init() { file_gosdnCLI_proto_init() }
+func file_gosdnCLI_proto_init() {
+	if File_gosdnCLI_proto != nil {
 		return
 	}
 	if !protoimpl.UnsafeEnabled {
-		file_cliInterface_gosdnCLI_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+		file_gosdnCLI_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*HelloRequest); i {
 			case 0:
 				return &v.state
@@ -431,7 +490,7 @@ func file_cliInterface_gosdnCLI_proto_init() {
 				return nil
 			}
 		}
-		file_cliInterface_gosdnCLI_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+		file_gosdnCLI_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*HelloReply); i {
 			case 0:
 				return &v.state
@@ -443,7 +502,7 @@ func file_cliInterface_gosdnCLI_proto_init() {
 				return nil
 			}
 		}
-		file_cliInterface_gosdnCLI_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+		file_gosdnCLI_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ShutdownRequest); i {
 			case 0:
 				return &v.state
@@ -455,7 +514,7 @@ func file_cliInterface_gosdnCLI_proto_init() {
 				return nil
 			}
 		}
-		file_cliInterface_gosdnCLI_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+		file_gosdnCLI_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*ShutdownReply); i {
 			case 0:
 				return &v.state
@@ -467,7 +526,7 @@ func file_cliInterface_gosdnCLI_proto_init() {
 				return nil
 			}
 		}
-		file_cliInterface_gosdnCLI_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+		file_gosdnCLI_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*TAPIRequest); i {
 			case 0:
 				return &v.state
@@ -479,7 +538,7 @@ func file_cliInterface_gosdnCLI_proto_init() {
 				return nil
 			}
 		}
-		file_cliInterface_gosdnCLI_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+		file_gosdnCLI_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*TAPIReply); i {
 			case 0:
 				return &v.state
@@ -491,23 +550,337 @@ func file_cliInterface_gosdnCLI_proto_init() {
 				return nil
 			}
 		}
+		file_gosdnCLI_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*LogReply); 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{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_cliInterface_gosdnCLI_proto_rawDesc,
+			RawDescriptor: file_gosdnCLI_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   6,
+			NumMessages:   7,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
-		GoTypes:           file_cliInterface_gosdnCLI_proto_goTypes,
-		DependencyIndexes: file_cliInterface_gosdnCLI_proto_depIdxs,
-		MessageInfos:      file_cliInterface_gosdnCLI_proto_msgTypes,
+		GoTypes:           file_gosdnCLI_proto_goTypes,
+		DependencyIndexes: file_gosdnCLI_proto_depIdxs,
+		MessageInfos:      file_gosdnCLI_proto_msgTypes,
 	}.Build()
-	File_cliInterface_gosdnCLI_proto = out.File
-	file_cliInterface_gosdnCLI_proto_rawDesc = nil
-	file_cliInterface_gosdnCLI_proto_goTypes = nil
-	file_cliInterface_gosdnCLI_proto_depIdxs = nil
+	File_gosdnCLI_proto = out.File
+	file_gosdnCLI_proto_rawDesc = nil
+	file_gosdnCLI_proto_goTypes = nil
+	file_gosdnCLI_proto_depIdxs = nil
+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConnInterface
+
+// 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.SupportPackageIsVersion6
+
+// GrpcCliClient is the client API for GrpcCli service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type GrpcCliClient interface {
+	// Sends a greeting
+	SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error)
+	// Shutdown goSDN
+	Shutdown(ctx context.Context, in *ShutdownRequest, opts ...grpc.CallOption) (*ShutdownReply, error)
+	// creates a stream to receive goSDN logs
+	CreateLogStream(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (GrpcCli_CreateLogStreamClient, error)
+	// By now solely TAPI specific calls can be issued from the grpc-cli
+	// TAPIGetEdge
+	TAPIGetEdge(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error)
+	//TAPIGetEdgeNode
+	TAPIGetEdgeNode(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error)
+	// TAPIGetLink
+	TAPIGetLink(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error)
+}
+
+type grpcCliClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewGrpcCliClient(cc grpc.ClientConnInterface) GrpcCliClient {
+	return &grpcCliClient{cc}
+}
+
+func (c *grpcCliClient) SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error) {
+	out := new(HelloReply)
+	err := c.cc.Invoke(ctx, "/proto.GrpcCli/SayHello", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *grpcCliClient) Shutdown(ctx context.Context, in *ShutdownRequest, opts ...grpc.CallOption) (*ShutdownReply, error) {
+	out := new(ShutdownReply)
+	err := c.cc.Invoke(ctx, "/proto.GrpcCli/Shutdown", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *grpcCliClient) CreateLogStream(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (GrpcCli_CreateLogStreamClient, error) {
+	stream, err := c.cc.NewStream(ctx, &_GrpcCli_serviceDesc.Streams[0], "/proto.GrpcCli/CreateLogStream", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &grpcCliCreateLogStreamClient{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type GrpcCli_CreateLogStreamClient interface {
+	Recv() (*LogReply, error)
+	grpc.ClientStream
+}
+
+type grpcCliCreateLogStreamClient struct {
+	grpc.ClientStream
+}
+
+func (x *grpcCliCreateLogStreamClient) Recv() (*LogReply, error) {
+	m := new(LogReply)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func (c *grpcCliClient) TAPIGetEdge(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error) {
+	out := new(TAPIReply)
+	err := c.cc.Invoke(ctx, "/proto.GrpcCli/TAPIGetEdge", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *grpcCliClient) TAPIGetEdgeNode(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error) {
+	out := new(TAPIReply)
+	err := c.cc.Invoke(ctx, "/proto.GrpcCli/TAPIGetEdgeNode", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *grpcCliClient) TAPIGetLink(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error) {
+	out := new(TAPIReply)
+	err := c.cc.Invoke(ctx, "/proto.GrpcCli/TAPIGetLink", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// GrpcCliServer is the server API for GrpcCli service.
+type GrpcCliServer interface {
+	// Sends a greeting
+	SayHello(context.Context, *HelloRequest) (*HelloReply, error)
+	// Shutdown goSDN
+	Shutdown(context.Context, *ShutdownRequest) (*ShutdownReply, error)
+	// creates a stream to receive goSDN logs
+	CreateLogStream(*empty.Empty, GrpcCli_CreateLogStreamServer) error
+	// By now solely TAPI specific calls can be issued from the grpc-cli
+	// TAPIGetEdge
+	TAPIGetEdge(context.Context, *TAPIRequest) (*TAPIReply, error)
+	//TAPIGetEdgeNode
+	TAPIGetEdgeNode(context.Context, *TAPIRequest) (*TAPIReply, error)
+	// TAPIGetLink
+	TAPIGetLink(context.Context, *TAPIRequest) (*TAPIReply, error)
+}
+
+// UnimplementedGrpcCliServer can be embedded to have forward compatible implementations.
+type UnimplementedGrpcCliServer struct {
+}
+
+func (*UnimplementedGrpcCliServer) SayHello(context.Context, *HelloRequest) (*HelloReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SayHello not implemented")
+}
+func (*UnimplementedGrpcCliServer) Shutdown(context.Context, *ShutdownRequest) (*ShutdownReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Shutdown not implemented")
+}
+func (*UnimplementedGrpcCliServer) CreateLogStream(*empty.Empty, GrpcCli_CreateLogStreamServer) error {
+	return status.Errorf(codes.Unimplemented, "method CreateLogStream not implemented")
+}
+func (*UnimplementedGrpcCliServer) TAPIGetEdge(context.Context, *TAPIRequest) (*TAPIReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method TAPIGetEdge not implemented")
+}
+func (*UnimplementedGrpcCliServer) TAPIGetEdgeNode(context.Context, *TAPIRequest) (*TAPIReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method TAPIGetEdgeNode not implemented")
+}
+func (*UnimplementedGrpcCliServer) TAPIGetLink(context.Context, *TAPIRequest) (*TAPIReply, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method TAPIGetLink not implemented")
+}
+
+func RegisterGrpcCliServer(s *grpc.Server, srv GrpcCliServer) {
+	s.RegisterService(&_GrpcCli_serviceDesc, srv)
+}
+
+func _GrpcCli_SayHello_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(HelloRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GrpcCliServer).SayHello(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/proto.GrpcCli/SayHello",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GrpcCliServer).SayHello(ctx, req.(*HelloRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _GrpcCli_Shutdown_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ShutdownRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GrpcCliServer).Shutdown(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/proto.GrpcCli/Shutdown",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GrpcCliServer).Shutdown(ctx, req.(*ShutdownRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _GrpcCli_CreateLogStream_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(empty.Empty)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(GrpcCliServer).CreateLogStream(m, &grpcCliCreateLogStreamServer{stream})
+}
+
+type GrpcCli_CreateLogStreamServer interface {
+	Send(*LogReply) error
+	grpc.ServerStream
+}
+
+type grpcCliCreateLogStreamServer struct {
+	grpc.ServerStream
+}
+
+func (x *grpcCliCreateLogStreamServer) Send(m *LogReply) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func _GrpcCli_TAPIGetEdge_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(TAPIRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GrpcCliServer).TAPIGetEdge(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/proto.GrpcCli/TAPIGetEdge",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GrpcCliServer).TAPIGetEdge(ctx, req.(*TAPIRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _GrpcCli_TAPIGetEdgeNode_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(TAPIRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GrpcCliServer).TAPIGetEdgeNode(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/proto.GrpcCli/TAPIGetEdgeNode",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GrpcCliServer).TAPIGetEdgeNode(ctx, req.(*TAPIRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _GrpcCli_TAPIGetLink_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(TAPIRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(GrpcCliServer).TAPIGetLink(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/proto.GrpcCli/TAPIGetLink",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(GrpcCliServer).TAPIGetLink(ctx, req.(*TAPIRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+var _GrpcCli_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "proto.GrpcCli",
+	HandlerType: (*GrpcCliServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "SayHello",
+			Handler:    _GrpcCli_SayHello_Handler,
+		},
+		{
+			MethodName: "Shutdown",
+			Handler:    _GrpcCli_Shutdown_Handler,
+		},
+		{
+			MethodName: "TAPIGetEdge",
+			Handler:    _GrpcCli_TAPIGetEdge_Handler,
+		},
+		{
+			MethodName: "TAPIGetEdgeNode",
+			Handler:    _GrpcCli_TAPIGetEdgeNode_Handler,
+		},
+		{
+			MethodName: "TAPIGetLink",
+			Handler:    _GrpcCli_TAPIGetLink_Handler,
+		},
+	},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "CreateLogStream",
+			Handler:       _GrpcCli_CreateLogStream_Handler,
+			ServerStreams: true,
+		},
+	},
+	Metadata: "gosdnCLI.proto",
 }
diff --git a/api/proto/gosdnCLI.proto b/api/proto/gosdnCLI.proto
index fa76e03959152bed3829ff5f8e70b5379e3becca..0e3636675e4f584194cbad5414ddd28ba3156520 100644
--- a/api/proto/gosdnCLI.proto
+++ b/api/proto/gosdnCLI.proto
@@ -1,4 +1,5 @@
 syntax = "proto3";
+import "google/protobuf/empty.proto";
 
 option go_package = "gitlab.fbi.h-da.de/cocsn/gosdn";
 option java_multiple_files = true;
@@ -6,7 +7,7 @@ option java_package = "de.h-da.fbi.gosdn.cliInterface";
 option java_outer_classname = "cliInterface";
 
 
-package cliInterface;
+package proto;
 
 // The greeting service definition.
 service GrpcCli {
@@ -14,6 +15,8 @@ service GrpcCli {
   rpc SayHello (HelloRequest) returns (HelloReply) {}
   // Shutdown goSDN
   rpc Shutdown (ShutdownRequest) returns (ShutdownReply) {}
+  // creates a stream to receive goSDN logs
+  rpc CreateLogStream(google.protobuf.Empty) returns (stream LogReply) {}
 
   // By now solely TAPI specific calls can be issued from the grpc-cli
   // TAPIGetEdge
@@ -55,4 +58,7 @@ message TAPIReply {
   string message = 1;
 }
 
-
+// The response message containing a string with a goSDN log
+message LogReply {
+  string log = 1;
+}
diff --git a/api/proto/gosdnCLI_grpc.pb.go b/api/proto/gosdnCLI_grpc.pb.go
deleted file mode 100644
index 600414a6a07222330fb9ebabee938dad31b82666..0000000000000000000000000000000000000000
--- a/api/proto/gosdnCLI_grpc.pb.go
+++ /dev/null
@@ -1,246 +0,0 @@
-// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
-
-package gosdn
-
-import (
-	context "context"
-	grpc "google.golang.org/grpc"
-	codes "google.golang.org/grpc/codes"
-	status "google.golang.org/grpc/status"
-)
-
-// 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.SupportPackageIsVersion6
-
-// GrpcCliClient is the client API for GrpcCli service.
-//
-// 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 GrpcCliClient interface {
-	// Sends a greeting
-	SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error)
-	// Shutdown goSDN
-	Shutdown(ctx context.Context, in *ShutdownRequest, opts ...grpc.CallOption) (*ShutdownReply, error)
-	// By now solely TAPI specific calls can be issued from the grpc-cli
-	// TAPIGetEdge
-	TAPIGetEdge(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error)
-	//TAPIGetEdgeNode
-	TAPIGetEdgeNode(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error)
-	// TAPIGetLink
-	TAPIGetLink(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error)
-}
-
-type grpcCliClient struct {
-	cc grpc.ClientConnInterface
-}
-
-func NewGrpcCliClient(cc grpc.ClientConnInterface) GrpcCliClient {
-	return &grpcCliClient{cc}
-}
-
-func (c *grpcCliClient) SayHello(ctx context.Context, in *HelloRequest, opts ...grpc.CallOption) (*HelloReply, error) {
-	out := new(HelloReply)
-	err := c.cc.Invoke(ctx, "/cliInterface.GrpcCli/SayHello", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-func (c *grpcCliClient) Shutdown(ctx context.Context, in *ShutdownRequest, opts ...grpc.CallOption) (*ShutdownReply, error) {
-	out := new(ShutdownReply)
-	err := c.cc.Invoke(ctx, "/cliInterface.GrpcCli/Shutdown", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-func (c *grpcCliClient) TAPIGetEdge(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error) {
-	out := new(TAPIReply)
-	err := c.cc.Invoke(ctx, "/cliInterface.GrpcCli/TAPIGetEdge", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-func (c *grpcCliClient) TAPIGetEdgeNode(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error) {
-	out := new(TAPIReply)
-	err := c.cc.Invoke(ctx, "/cliInterface.GrpcCli/TAPIGetEdgeNode", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-func (c *grpcCliClient) TAPIGetLink(ctx context.Context, in *TAPIRequest, opts ...grpc.CallOption) (*TAPIReply, error) {
-	out := new(TAPIReply)
-	err := c.cc.Invoke(ctx, "/cliInterface.GrpcCli/TAPIGetLink", in, out, opts...)
-	if err != nil {
-		return nil, err
-	}
-	return out, nil
-}
-
-// GrpcCliServer is the server API for GrpcCli service.
-// All implementations must embed UnimplementedGrpcCliServer
-// for forward compatibility
-type GrpcCliServer interface {
-	// Sends a greeting
-	SayHello(context.Context, *HelloRequest) (*HelloReply, error)
-	// Shutdown goSDN
-	Shutdown(context.Context, *ShutdownRequest) (*ShutdownReply, error)
-	// By now solely TAPI specific calls can be issued from the grpc-cli
-	// TAPIGetEdge
-	TAPIGetEdge(context.Context, *TAPIRequest) (*TAPIReply, error)
-	//TAPIGetEdgeNode
-	TAPIGetEdgeNode(context.Context, *TAPIRequest) (*TAPIReply, error)
-	// TAPIGetLink
-	TAPIGetLink(context.Context, *TAPIRequest) (*TAPIReply, error)
-	mustEmbedUnimplementedGrpcCliServer()
-}
-
-// UnimplementedGrpcCliServer must be embedded to have forward compatible implementations.
-type UnimplementedGrpcCliServer struct {
-}
-
-func (*UnimplementedGrpcCliServer) SayHello(context.Context, *HelloRequest) (*HelloReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method SayHello not implemented")
-}
-func (*UnimplementedGrpcCliServer) Shutdown(context.Context, *ShutdownRequest) (*ShutdownReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method Shutdown not implemented")
-}
-func (*UnimplementedGrpcCliServer) TAPIGetEdge(context.Context, *TAPIRequest) (*TAPIReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method TAPIGetEdge not implemented")
-}
-func (*UnimplementedGrpcCliServer) TAPIGetEdgeNode(context.Context, *TAPIRequest) (*TAPIReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method TAPIGetEdgeNode not implemented")
-}
-func (*UnimplementedGrpcCliServer) TAPIGetLink(context.Context, *TAPIRequest) (*TAPIReply, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method TAPIGetLink not implemented")
-}
-func (*UnimplementedGrpcCliServer) mustEmbedUnimplementedGrpcCliServer() {}
-
-func RegisterGrpcCliServer(s *grpc.Server, srv GrpcCliServer) {
-	s.RegisterService(&_GrpcCli_serviceDesc, srv)
-}
-
-func _GrpcCli_SayHello_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(HelloRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(GrpcCliServer).SayHello(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/cliInterface.GrpcCli/SayHello",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(GrpcCliServer).SayHello(ctx, req.(*HelloRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-func _GrpcCli_Shutdown_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(ShutdownRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(GrpcCliServer).Shutdown(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/cliInterface.GrpcCli/Shutdown",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(GrpcCliServer).Shutdown(ctx, req.(*ShutdownRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-func _GrpcCli_TAPIGetEdge_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(TAPIRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(GrpcCliServer).TAPIGetEdge(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/cliInterface.GrpcCli/TAPIGetEdge",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(GrpcCliServer).TAPIGetEdge(ctx, req.(*TAPIRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-func _GrpcCli_TAPIGetEdgeNode_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(TAPIRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(GrpcCliServer).TAPIGetEdgeNode(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/cliInterface.GrpcCli/TAPIGetEdgeNode",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(GrpcCliServer).TAPIGetEdgeNode(ctx, req.(*TAPIRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-func _GrpcCli_TAPIGetLink_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
-	in := new(TAPIRequest)
-	if err := dec(in); err != nil {
-		return nil, err
-	}
-	if interceptor == nil {
-		return srv.(GrpcCliServer).TAPIGetLink(ctx, in)
-	}
-	info := &grpc.UnaryServerInfo{
-		Server:     srv,
-		FullMethod: "/cliInterface.GrpcCli/TAPIGetLink",
-	}
-	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(GrpcCliServer).TAPIGetLink(ctx, req.(*TAPIRequest))
-	}
-	return interceptor(ctx, in, info, handler)
-}
-
-var _GrpcCli_serviceDesc = grpc.ServiceDesc{
-	ServiceName: "cliInterface.GrpcCli",
-	HandlerType: (*GrpcCliServer)(nil),
-	Methods: []grpc.MethodDesc{
-		{
-			MethodName: "SayHello",
-			Handler:    _GrpcCli_SayHello_Handler,
-		},
-		{
-			MethodName: "Shutdown",
-			Handler:    _GrpcCli_Shutdown_Handler,
-		},
-		{
-			MethodName: "TAPIGetEdge",
-			Handler:    _GrpcCli_TAPIGetEdge_Handler,
-		},
-		{
-			MethodName: "TAPIGetEdgeNode",
-			Handler:    _GrpcCli_TAPIGetEdgeNode_Handler,
-		},
-		{
-			MethodName: "TAPIGetLink",
-			Handler:    _GrpcCli_TAPIGetLink_Handler,
-		},
-	},
-	Streams:  []grpc.StreamDesc{},
-	Metadata: "cliInterface/gosdnCLI.proto",
-}
diff --git a/cmd/gosdn-tview/app/app.go b/cmd/gosdn-tview/app/app.go
index e65af13c574abbc01551afc45e88323d4b36c2da..28a8bc9ed84aedf5c962f88d9035c4cbb2b43792 100644
--- a/cmd/gosdn-tview/app/app.go
+++ b/cmd/gosdn-tview/app/app.go
@@ -6,11 +6,13 @@ type view interface {
 	GetContent() tview.Primitive
 }
 
+//App is a GUI-Application bases on tview
 type App struct {
 	app   *tview.Application
 	pages *tview.Pages
 }
 
+//NewApp creates a new GUI-Application
 func NewApp() *App {
 	a := &App{
 		app: tview.NewApplication(),
@@ -18,33 +20,40 @@ func NewApp() *App {
 	return a
 }
 
+//SetRoot sets the root of the GUI-Application
 func (a *App) SetRoot(v view) {
 	a.pages = v.GetContent().(*tview.Pages)
 	a.app.SetRoot(a.pages, true)
 }
 
+//SwitchPage switches to the given (as string) tview page
 func (a *App) SwitchPage(s string) {
 	if a.pages.HasPage(s) {
 		a.pages.SwitchToPage(s)
 	}
 }
 
+//AddPage adds a new view as page that can be switched to
 func (a *App) AddPage(name string, p view) {
 	a.pages.AddPage(name, p.GetContent(), true, false)
 }
 
+//Run starts the GUI-Application
 func (a *App) Run() error {
 	return a.app.Run()
 }
 
+//Stop stops the GUI-Application
 func (a *App) Stop() {
 	a.app.Stop()
 }
 
+//Draw calls tview.Draw()
 func (a *App) Draw() {
 	a.app.Draw()
 }
 
+//SetFocus sets the focus on new tview.Primitive
 func (a *App) SetFocus(v tview.Primitive) {
 	a.app.SetFocus(v)
 }
diff --git a/cmd/gosdn-tview/grpc/commands.go b/cmd/gosdn-tview/grpc/commands.go
index 6eabf835326dcf0a08663bec21632fbc09384744..74d2b09558e9e5a51a1ee3427623c96ca7006dfd 100644
--- a/cmd/gosdn-tview/grpc/commands.go
+++ b/cmd/gosdn-tview/grpc/commands.go
@@ -4,17 +4,12 @@ import (
 	pb "code.fbi.h-da.de/cocsn/gosdn/api/proto"
 	"code.fbi.h-da.de/cocsn/gosdn/log"
 	"context"
+	"github.com/rivo/tview"
 	grpc "google.golang.org/grpc"
+	"google.golang.org/protobuf/types/known/emptypb"
 	"time"
 )
 
-type commandType int
-
-const (
-	GoSDN commandType = iota
-	Database
-)
-
 const (
 	defaultName = "gosdn-cli"
 )
@@ -22,10 +17,10 @@ const (
 type command struct {
 	Name        string
 	Description string
-	//CommandType commandType
-	Function func(conn *grpc.ClientConn) string
+	Function    func(conn *grpc.ClientConn) string
 }
 
+//CommandList contains the specific goSDN gRPC calls
 var CommandList = []command{
 	{"hello", "test connection to goSDN controller", goSDNSayHello},
 	{"shutdown", "request goSDN controller to shutdown", goSDNShutdown},
@@ -35,11 +30,35 @@ var CommandList = []command{
 	{"tapigetlink", "get list of links", TAPIGetLink},
 }
 
+//Connect creates a new connection to the gRPC server
 func Connect() (*grpc.ClientConn, error) {
-	address := "localhost:55055"
+	address := "141.100.70.170:55066"
 	return grpc.Dial(address, grpc.WithInsecure(), grpc.WithTimeout(5*time.Second), grpc.WithBlock())
 }
 
+func GoSDNLogStream(conn *grpc.ClientConn, clv *tview.TextView) error {
+	var streamError error
+	c := pb.NewGrpcCliClient(conn)
+	stream, err := c.CreateLogStream(context.Background(), &emptypb.Empty{})
+	if err != nil {
+		log.Error(err)
+	}
+
+	go func(stream pb.GrpcCli_CreateLogStreamClient) {
+		for {
+			msg, err := stream.Recv()
+			if err != nil {
+				streamError = err
+				break
+			}
+			response := []byte(msg.Log + "\n")
+			clv.Write(response)
+		}
+	}(stream)
+
+	return streamError
+}
+
 func goSDNSayHello(conn *grpc.ClientConn) string {
 	c := pb.NewGrpcCliClient(conn)
 
diff --git a/cmd/gosdn-tview/views/addPNDView.go b/cmd/gosdn-tview/views/addPNDView.go
index 7fdf756110624cfc519a5be7596981c828e8a28c..14fcd475d3b8eb9d13ea4524dc17a00c081cf67f 100644
--- a/cmd/gosdn-tview/views/addPNDView.go
+++ b/cmd/gosdn-tview/views/addPNDView.go
@@ -5,10 +5,12 @@ import (
 	"github.com/rivo/tview"
 )
 
+//AddPNDView is an application view to create a new goSDN PND
 type AddPNDView struct {
 	addPNDView *tview.Form
 }
 
+//NewAddPNDView creates a new AddPNDView
 func NewAddPNDView(app *app.App) *AddPNDView {
 	pndv := &AddPNDView{
 		addPNDView: tview.NewForm(),
@@ -34,6 +36,7 @@ func NewAddPNDView(app *app.App) *AddPNDView {
 	return pndv
 }
 
+//GetContent returns the tview.Primitive belonging to the AddPNDView
 func (pndv *AddPNDView) GetContent() tview.Primitive {
 	return pndv.addPNDView
 }
diff --git a/cmd/gosdn-tview/views/commandsListView.go b/cmd/gosdn-tview/views/commandsListView.go
index 2ab3f9452f436669a7f75c536a9775f68b29590a..761a171fa89346ea2c53a4334e55bfa2a3df6da6 100644
--- a/cmd/gosdn-tview/views/commandsListView.go
+++ b/cmd/gosdn-tview/views/commandsListView.go
@@ -7,10 +7,12 @@ import (
 	"google.golang.org/grpc"
 )
 
+//CommandListView is an application view to display all the goSDN commands
 type CommandListView struct {
 	commandsList *tview.List
 }
 
+//NewCommandListView creates a new CommandListView
 func NewCommandListView() *CommandListView {
 	cv := &CommandListView{
 		commandsList: tview.NewList(),
@@ -22,14 +24,18 @@ func NewCommandListView() *CommandListView {
 	return cv
 }
 
+//GetContent returns the tview.Primitive belonging to the CommandListView
 func (cv *CommandListView) GetContent() tview.Primitive {
 	return cv.commandsList
 }
 
+//GetCommands gets all goSDN commands from a command list and creates new
+//tview.List items for each one of them. The specific gRPC functions are added
+//as tview.Selected() function
 func (cv *CommandListView) GetCommands(app *app.App, rv *ResultAndInputView,
 	conn *grpc.ClientConn) {
 	//TODO: create own command in grpc -> commands
-	cv.commandsList.AddItem("AddPND", "closes the application", '!', func() {
+	cv.commandsList.AddItem("AddPND", "closes the application", 'a', func() {
 		rv.ChangeContentView("addPND")
 		app.SetFocus(rv.GetContent())
 	})
@@ -37,14 +43,19 @@ func (cv *CommandListView) GetCommands(app *app.App, rv *ResultAndInputView,
 	for i, command := range commands.CommandList {
 		f := command.Function
 		cv.commandsList.
-			AddItem(command.Name, command.Description, rune('a'+i), func() {
+			AddItem(command.Name, command.Description, rune('b'+i), func() {
 				r := f(conn)
 				rv.SetContent(r)
 				rv.ChangeContentView("result")
 			})
 	}
 
+	cv.commandsList.AddItem("Show Log", "shows the log of goSDN", 'l', func() {
+		rv.ChangeContentView("log")
+	})
+
 	cv.commandsList.AddItem("quit", "closes the application", 'q', func() {
 		app.Stop()
 	})
+
 }
diff --git a/cmd/gosdn-tview/views/consoleLogView.go b/cmd/gosdn-tview/views/consoleLogView.go
new file mode 100644
index 0000000000000000000000000000000000000000..55de041dfaeb065382b356f83385cfc745ced67b
--- /dev/null
+++ b/cmd/gosdn-tview/views/consoleLogView.go
@@ -0,0 +1,42 @@
+package views
+
+import (
+	commands "code.fbi.h-da.de/cocsn/gosdn/cmd/gosdn-tview/grpc"
+	"github.com/rivo/tview"
+	"google.golang.org/grpc"
+)
+
+//ConsoleLogView is an application view to create a view for goSDN log messages
+type ConsoleLogView struct {
+	consoleLogView *tview.TextView
+}
+
+//NewConsoleLogView creates a new ConsoleLogView
+func NewConsoleLogView(conn *grpc.ClientConn) *ConsoleLogView {
+	clv := &ConsoleLogView{
+		consoleLogView: tview.NewTextView(),
+	}
+	clv.consoleLogView.
+		SetDynamicColors(true).
+		SetTextAlign(tview.AlignCenter).
+		SetRegions(true).
+		SetBorder(true).
+		SetTitle("goSDN Logs")
+
+	commands.GoSDNLogStream(conn, clv.consoleLogView)
+
+	return clv
+}
+
+//GetContent returns the tview.Primitive belonging to the ConsoleLogView
+func (clv *ConsoleLogView) GetContent() tview.Primitive {
+	return clv.consoleLogView
+}
+
+//Write implements the io.Writer interface via tview.textView.Write().
+//Gets a string and converts it to a byte slice and writes it to the textView
+//buffer
+func (clv *ConsoleLogView) Write(s string) (n int, err error) {
+	b := []byte(s)
+	return clv.consoleLogView.Write(b)
+}
diff --git a/cmd/gosdn-tview/views/datbaseStatusView.go b/cmd/gosdn-tview/views/datbaseStatusView.go
index 2e9a268666a054fab89b5ddef1ed28dc6c65385f..6c217b416779ecb7ea7232ee0b310298a27d8ce2 100644
--- a/cmd/gosdn-tview/views/datbaseStatusView.go
+++ b/cmd/gosdn-tview/views/datbaseStatusView.go
@@ -6,10 +6,13 @@ import (
 	"time"
 )
 
+//DatabaseStatusView is an application view to display the current status of
+//the database (e.g. connected, disconnected,...)
 type DatabaseStatusView struct {
 	databaseStatusView *tview.TextView
 }
 
+//NewDatabaseStatusView creates a new DatabaseStatusView
 func NewDatabaseStatusView(app *app.App) *DatabaseStatusView {
 	dv := &DatabaseStatusView{
 		databaseStatusView: tview.NewTextView(),
@@ -21,21 +24,25 @@ func NewDatabaseStatusView(app *app.App) *DatabaseStatusView {
 		SetBorder(true).
 		SetTitle("Database")
 
+	// run the periodical refresh in a new go routine
 	go databaseTicker(dv)
 
 	return dv
 }
 
+//GetContent returns the tview.Primitive belonging to the DatabaseStatusView
 func (dv *DatabaseStatusView) GetContent() tview.Primitive {
 	return dv.databaseStatusView
 }
 
+//SetContent sets new string content for the DatabaseStatusView
 func (dv *DatabaseStatusView) SetContent(s string) {
 	dv.databaseStatusView.Clear()
 	dv.databaseStatusView.SetText(s)
 }
 
 func databaseTicker(dv *DatabaseStatusView) {
+	//TODO see gRPCStatusView!
 	ticker := time.NewTicker(5 * time.Second)
 	for t := range ticker.C {
 		dv.SetContent(t.String())
diff --git a/cmd/gosdn-tview/views/footerView.go b/cmd/gosdn-tview/views/footerView.go
index f998d7ba5e973a3233f0b00c1c2ff880697e531c..09ff7d7dd0771036655b5291f2a5c278dc6ce72a 100644
--- a/cmd/gosdn-tview/views/footerView.go
+++ b/cmd/gosdn-tview/views/footerView.go
@@ -6,12 +6,15 @@ import (
 	"google.golang.org/grpc"
 )
 
+//FooterView is an application view to display the footer of the application it
+//consists multiple other application views
 type FooterView struct {
 	footerView         *tview.Flex
 	databaseStatusView *DatabaseStatusView
 	gRPCStatusView     *GRPCStatusView
 }
 
+//NewFooterView creates a new FooterView
 func NewFooterView(app *app.App, conn *grpc.ClientConn) *FooterView {
 
 	fw := &FooterView{
@@ -30,6 +33,7 @@ func NewFooterView(app *app.App, conn *grpc.ClientConn) *FooterView {
 	return fw
 }
 
+//GetContent returns the tview.Primitive belonging to the FooterView
 func (fw *FooterView) GetContent() tview.Primitive {
 	return fw.footerView
 }
diff --git a/cmd/gosdn-tview/views/gRPCStatusView.go b/cmd/gosdn-tview/views/gRPCStatusView.go
index 3e522db7f18237e8533970fdf29f98233b6aff0e..ef024aecc34363bc3a8edf67ff51ac574dab4e65 100644
--- a/cmd/gosdn-tview/views/gRPCStatusView.go
+++ b/cmd/gosdn-tview/views/gRPCStatusView.go
@@ -7,10 +7,13 @@ import (
 	"time"
 )
 
+//GRPCStatusView is an application view to display the current status of
+//the gRPC server (e.g. connected, unavailable,...)
 type GRPCStatusView struct {
 	gRPCStatusView *tview.TextView
 }
 
+//NewGRPCStatusView creates a new GRPCStatusView
 func NewGRPCStatusView(app *app.App, conn *grpc.ClientConn) *GRPCStatusView {
 	sv := &GRPCStatusView{
 		gRPCStatusView: tview.NewTextView(),
@@ -23,8 +26,8 @@ func NewGRPCStatusView(app *app.App, conn *grpc.ClientConn) *GRPCStatusView {
 		SetBorder(true).
 		SetTitle("gRPC")
 
-	//TODO: maybe there is another way to do this.
-	//		pretty ugly atm, since it re-draws every 5 seconds...
+	//TODO: gRPCs Health Check looks like a way better alternative here!
+	//--> no app.Draw() required anymore
 	sv.gRPCStatusView.SetChangedFunc(func() {
 		app.Draw()
 	})
@@ -34,10 +37,12 @@ func NewGRPCStatusView(app *app.App, conn *grpc.ClientConn) *GRPCStatusView {
 	return sv
 }
 
+//GetContent returns the tview.Primitive belonging to the gRPCStatusView
 func (sv *GRPCStatusView) GetContent() tview.Primitive {
 	return sv.gRPCStatusView
 }
 
+//SetContent sets new string content for the gRPCStatusView
 func (sv *GRPCStatusView) SetContent(s string) {
 	sv.gRPCStatusView.Clear()
 	sv.gRPCStatusView.SetText(s)
diff --git a/cmd/gosdn-tview/views/headerView.go b/cmd/gosdn-tview/views/headerView.go
index 67034bb6492f01563321a8cd777323367689685b..7c68ef2b74442cd30e21ba7fc71bdcbc0a4203b0 100644
--- a/cmd/gosdn-tview/views/headerView.go
+++ b/cmd/gosdn-tview/views/headerView.go
@@ -9,11 +9,13 @@ var goSDNAscii = `		 ____  ____  _   _           _   _            _
  \__  |\___/____/|____/|_| \_|         |_| |_|\___/ \___|_| |_|___/\___|_| |_|\__,_|_|\___| |____/ \__,_|_|  |_| |_| |_|___/\__\__,_|\__,_|\__|
  |___/																																	    `
 
+//HeaderView is an application view to display the header of the application
 type HeaderView struct {
 	headerFlex *tview.Flex
 	titleView  *tview.TextView
 }
 
+//NewHeaderView creates a new HeaderView
 func NewHeaderView() *HeaderView {
 	//TODO: change to uses FlexBox if there is more to display in the header
 	hv := &HeaderView{
@@ -27,6 +29,7 @@ func NewHeaderView() *HeaderView {
 	return hv
 }
 
+//GetContent returns the tview.Primitive belonging to the HeaderView
 func (hv *HeaderView) GetContent() tview.Primitive {
 	return hv.titleView
 }
diff --git a/cmd/gosdn-tview/views/mainView.go b/cmd/gosdn-tview/views/mainView.go
index 6c95c811cc408ee1f5e5fa480ba33e573d044555..e14bef6dc1d4997d0e7327f276956a6bb6f70bc6 100644
--- a/cmd/gosdn-tview/views/mainView.go
+++ b/cmd/gosdn-tview/views/mainView.go
@@ -6,6 +6,9 @@ import (
 	"google.golang.org/grpc"
 )
 
+//MainView is an application view to display the main content of the application.
+//It is the entry point for the application and contains all necessary views for
+//for that purpose
 type MainView struct {
 	pages              *tview.Pages
 	mainGrid           *tview.Grid
@@ -15,12 +18,13 @@ type MainView struct {
 	footerView         *FooterView
 }
 
+//NewMainView creates a new MainView
 func NewMainView(app *app.App, conn *grpc.ClientConn) *MainView {
 	mv := &MainView{
 		pages:              tview.NewPages(),
 		mainGrid:           tview.NewGrid(),
 		commandsListView:   NewCommandListView(),
-		resultAndInputView: NewResultAndInputView(app),
+		resultAndInputView: NewResultAndInputView(app, conn),
 		headerView:         NewHeaderView(),
 		footerView:         NewFooterView(app, conn),
 	}
@@ -40,6 +44,7 @@ func NewMainView(app *app.App, conn *grpc.ClientConn) *MainView {
 	return mv
 }
 
+//GetContent returns the tview.Primitive belonging to the MainView
 func (mv *MainView) GetContent() tview.Primitive {
 	return mv.pages
 }
diff --git a/cmd/gosdn-tview/views/resultAndInputView.go b/cmd/gosdn-tview/views/resultAndInputView.go
index 99ae89654349c6347281c34c7b2149a6e4c64463..67f83f2a3ea0b9a9444eb71a225209aa63ed667a 100644
--- a/cmd/gosdn-tview/views/resultAndInputView.go
+++ b/cmd/gosdn-tview/views/resultAndInputView.go
@@ -3,19 +3,25 @@ package views
 import (
 	"code.fbi.h-da.de/cocsn/gosdn/cmd/gosdn-tview/app"
 	"github.com/rivo/tview"
+	"google.golang.org/grpc"
 )
 
+//ResultAndInputView is an application view to display different other views.
+//Depending on the required features the views are changed.
 type ResultAndInputView struct {
-	pages        *tview.Pages
-	resultView   *tview.TextView
-	pndInputView *AddPNDView
+	pages          *tview.Pages
+	resultView     *tview.TextView
+	pndInputView   *AddPNDView
+	consoleLogView *ConsoleLogView
 }
 
-func NewResultAndInputView(app *app.App) *ResultAndInputView {
+//NewResultAndInputView creates a new ResultAndInputView
+func NewResultAndInputView(app *app.App, conn *grpc.ClientConn) *ResultAndInputView {
 	rv := &ResultAndInputView{
-		pages:        tview.NewPages(),
-		pndInputView: NewAddPNDView(app),
-		resultView:   tview.NewTextView(),
+		pages:          tview.NewPages(),
+		pndInputView:   NewAddPNDView(app),
+		resultView:     tview.NewTextView(),
+		consoleLogView: NewConsoleLogView(conn),
 	}
 	rv.resultView.
 		SetDynamicColors(true).
@@ -26,19 +32,24 @@ func NewResultAndInputView(app *app.App) *ResultAndInputView {
 
 	rv.pages.
 		AddPage("result", rv.resultView, true, true).
-		AddPage("addPND", rv.pndInputView.GetContent(), true, false)
+		AddPage("addPND", rv.pndInputView.GetContent(), true, false).
+		AddPage("log", rv.consoleLogView.GetContent(), true, false)
 
 	return rv
 }
 
+//GetContent returns the tview.Primitive belonging to the ResultAndInputView
 func (rv *ResultAndInputView) GetContent() tview.Primitive {
 	return rv.pages
 }
 
+//ChangeContentView changes the current content (tview.Primitive) that is visible
+//inside this view
 func (rv *ResultAndInputView) ChangeContentView(s string) {
 	rv.pages.SwitchToPage(s)
 }
 
+//SetContent sets new string content for the ResultAndInputView
 func (rv *ResultAndInputView) SetContent(s string) {
 	rv.resultView.Clear()
 	rv.resultView.SetText(s)
diff --git a/nucleus/cli-handling.go b/nucleus/cli-handling.go
index 5296e0e001312ef586cbdabec514d5a80f94820b..2afb6f6f3a87e1597b5179e16d813c0cad92ec7d 100644
--- a/nucleus/cli-handling.go
+++ b/nucleus/cli-handling.go
@@ -7,18 +7,42 @@
 package nucleus
 
 import (
+	"context"
+	"io"
+	"net"
+	"os"
+	"sync"
+
 	pb "code.fbi.h-da.de/cocsn/gosdn/api/proto"
 	"code.fbi.h-da.de/cocsn/gosdn/log"
 	"code.fbi.h-da.de/cocsn/gosdn/sbi/restconf/client/ciena"
-	"context"
 	"google.golang.org/grpc"
-	"net"
+	"google.golang.org/protobuf/types/known/emptypb"
 )
 
+type LogConnection struct {
+	stream pb.GrpcCli_CreateLogStreamServer
+	id     string
+	active bool
+	error  chan error
+}
+
 // server is used to implement the grcp cli server
 type server struct {
 	pb.UnimplementedGrpcCliServer
-	core *Core
+	core           *Core
+	logConnections []*LogConnection
+}
+
+var srv *server
+
+type buf []byte
+
+func (b *buf) Write(p []byte) (n int, err error) {
+
+	reply := pb.LogReply{Log: string(p)}
+	srv.BroadcastLog(&reply)
+	return len(p), nil
 }
 
 func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloReply, error) {
@@ -26,6 +50,47 @@ func (s *server) SayHello(ctx context.Context, in *pb.HelloRequest) (*pb.HelloRe
 	return &pb.HelloReply{Message: "Hello " + in.GetName(), GoSDNInfo: "goSDN in version: DEVELOP"}, nil
 }
 
+//GetLog creates a continuous stream between client and server to send goSDN logs
+func (s *server) CreateLogStream(req *emptypb.Empty, stream pb.GrpcCli_CreateLogStreamServer) error {
+	conn := &LogConnection{
+		stream: stream,
+		active: true,
+		error:  make(chan error),
+	}
+	s.logConnections = append(s.logConnections, conn)
+
+	return <-conn.error
+}
+
+func (s *server) BroadcastLog(log *pb.LogReply) {
+	wait := sync.WaitGroup{}
+	done := make(chan int)
+
+	for _, conn := range s.logConnections {
+		wait.Add(1)
+
+		go func(conn *LogConnection) {
+			defer wait.Done()
+			if conn.active {
+				err := conn.stream.Send(log)
+
+				if err != nil {
+					conn.active = false
+					conn.error <- err
+				}
+			}
+		}(conn)
+	}
+
+	go func() {
+		//blocks until all send routines are finished
+		wait.Wait()
+		close(done)
+	}()
+
+	<-done
+}
+
 func (s *server) Shutdown(ctx context.Context, in *pb.ShutdownRequest) (*pb.ShutdownReply, error) {
 	log.Info("Shutdown Received: ", in.GetName())
 	s.core.IsRunning <- false
@@ -33,6 +98,10 @@ func (s *server) Shutdown(ctx context.Context, in *pb.ShutdownRequest) (*pb.Shut
 }
 
 func getCLIGoing(core *Core) {
+
+	var logConnections []*LogConnection
+	var logBuffer buf
+
 	log.Info("Starting: GetCLIGoing")
 	// Boot-up the control interface for the cli
 	cliControlListener, err := net.Listen("tcp", core.config.CliSocket)
@@ -41,12 +110,17 @@ func getCLIGoing(core *Core) {
 	}
 
 	cliControlServer := grpc.NewServer()
+	srv = &server{core: core, logConnections: logConnections}
+
+	//TODO: move?
+	wrt := io.MultiWriter(os.Stdout, &logBuffer)
+	log.Output(wrt)
+
+	pb.RegisterGrpcCliServer(cliControlServer, srv)
 
-	pb.RegisterGrpcCliServer(cliControlServer, &server{core: core})
 	if err := cliControlServer.Serve(cliControlListener); err != nil {
 		log.Fatal(err)
 	}
-	log.Info("Started: GetCLIGoing")
 }
 
 // SBI specific calls, by now TAPI only