diff --git a/api/bbsim/bbsim.pb.go b/api/bbsim/bbsim.pb.go
index b4a5f86..ffa0154 100644
--- a/api/bbsim/bbsim.pb.go
+++ b/api/bbsim/bbsim.pb.go
@@ -1191,6 +1191,45 @@
 	return nil
 }
 
+type Timeout struct {
+	Delay                uint32   `protobuf:"varint,1,opt,name=delay,proto3" json:"delay,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *Timeout) Reset()         { *m = Timeout{} }
+func (m *Timeout) String() string { return proto.CompactTextString(m) }
+func (*Timeout) ProtoMessage()    {}
+func (*Timeout) Descriptor() ([]byte, []int) {
+	return fileDescriptor_ef7750073d18011b, []int{19}
+}
+
+func (m *Timeout) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_Timeout.Unmarshal(m, b)
+}
+func (m *Timeout) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_Timeout.Marshal(b, m, deterministic)
+}
+func (m *Timeout) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_Timeout.Merge(m, src)
+}
+func (m *Timeout) XXX_Size() int {
+	return xxx_messageInfo_Timeout.Size(m)
+}
+func (m *Timeout) XXX_DiscardUnknown() {
+	xxx_messageInfo_Timeout.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_Timeout proto.InternalMessageInfo
+
+func (m *Timeout) GetDelay() uint32 {
+	if m != nil {
+		return m.Delay
+	}
+	return 0
+}
+
 type Empty struct {
 	XXX_NoUnkeyedLiteral struct{} `json:"-"`
 	XXX_unrecognized     []byte   `json:"-"`
@@ -1201,7 +1240,7 @@
 func (m *Empty) String() string { return proto.CompactTextString(m) }
 func (*Empty) ProtoMessage()    {}
 func (*Empty) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ef7750073d18011b, []int{19}
+	return fileDescriptor_ef7750073d18011b, []int{20}
 }
 
 func (m *Empty) XXX_Unmarshal(b []byte) error {
@@ -1244,108 +1283,112 @@
 	proto.RegisterType((*Response)(nil), "bbsim.Response")
 	proto.RegisterType((*IgmpRequest)(nil), "bbsim.IgmpRequest")
 	proto.RegisterType((*Flows)(nil), "bbsim.Flows")
+	proto.RegisterType((*Timeout)(nil), "bbsim.Timeout")
 	proto.RegisterType((*Empty)(nil), "bbsim.Empty")
 }
 
 func init() { proto.RegisterFile("api/bbsim/bbsim.proto", fileDescriptor_ef7750073d18011b) }
 
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+	0x42, 0x24, 0x75, 0x18, 0x56, 0x39, 0x3a, 0x81, 0x27, 0xd1, 0x60, 0x2f, 0x3f, 0xcb, 0x57, 0xf8,
+	0x7d, 0xba, 0x80, 0x96, 0xe4, 0xe5, 0xdc, 0x79, 0x99, 0xff, 0xd7, 0x7e, 0xf8, 0x57, 0x00, 0x00,
+	0x00, 0xff, 0xff, 0xc4, 0x09, 0x64, 0x71, 0x14, 0x10, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -1372,6 +1415,12 @@
 	ShutdownOlt(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*Response, error)
 	// Reboot OLT
 	RebootOlt(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*Response, error)
+	// Closes the Openolt gRPC server
+	StopgRPCServer(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*Response, error)
+	// Start the Openolt gRPC server
+	StartgRPCServer(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*Response, error)
+	// Start the Openolt gRPC server
+	RestartgRPCServer(ctx context.Context, in *Timeout, opts ...grpc.CallOption) (*Response, error)
 	// Get status of an ONU by serial number
 	GetONU(ctx context.Context, in *ONURequest, opts ...grpc.CallOption) (*ONU, error)
 	// Get status of all ONUs
@@ -1470,6 +1519,33 @@
 	return out, nil
 }
 
+func (c *bBSimClient) StopgRPCServer(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/bbsim.BBSim/StopgRPCServer", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *bBSimClient) StartgRPCServer(ctx context.Context, in *Empty, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/bbsim.BBSim/StartgRPCServer", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *bBSimClient) RestartgRPCServer(ctx context.Context, in *Timeout, opts ...grpc.CallOption) (*Response, error) {
+	out := new(Response)
+	err := c.cc.Invoke(ctx, "/bbsim.BBSim/RestartgRPCServer", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *bBSimClient) GetONU(ctx context.Context, in *ONURequest, opts ...grpc.CallOption) (*ONU, error) {
 	out := new(ONU)
 	err := c.cc.Invoke(ctx, "/bbsim.BBSim/GetONU", in, out, opts...)
@@ -1637,6 +1713,12 @@
 	ShutdownOlt(context.Context, *Empty) (*Response, error)
 	// Reboot OLT
 	RebootOlt(context.Context, *Empty) (*Response, error)
+	// Closes the Openolt gRPC server
+	StopgRPCServer(context.Context, *Empty) (*Response, error)
+	// Start the Openolt gRPC server
+	StartgRPCServer(context.Context, *Empty) (*Response, error)
+	// Start the Openolt gRPC server
+	RestartgRPCServer(context.Context, *Timeout) (*Response, error)
 	// Get status of an ONU by serial number
 	GetONU(context.Context, *ONURequest) (*ONU, error)
 	// Get status of all ONUs
@@ -1695,6 +1777,15 @@
 func (*UnimplementedBBSimServer) RebootOlt(ctx context.Context, req *Empty) (*Response, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method RebootOlt not implemented")
 }
+func (*UnimplementedBBSimServer) StopgRPCServer(ctx context.Context, req *Empty) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method StopgRPCServer not implemented")
+}
+func (*UnimplementedBBSimServer) StartgRPCServer(ctx context.Context, req *Empty) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method StartgRPCServer not implemented")
+}
+func (*UnimplementedBBSimServer) RestartgRPCServer(ctx context.Context, req *Timeout) (*Response, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method RestartgRPCServer not implemented")
+}
 func (*UnimplementedBBSimServer) GetONU(ctx context.Context, req *ONURequest) (*ONU, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method GetONU not implemented")
 }
@@ -1859,6 +1950,60 @@
 	return interceptor(ctx, in, info, handler)
 }
 
+func _BBSim_StopgRPCServer_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Empty)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(BBSimServer).StopgRPCServer(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/bbsim.BBSim/StopgRPCServer",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(BBSimServer).StopgRPCServer(ctx, req.(*Empty))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _BBSim_StartgRPCServer_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Empty)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(BBSimServer).StartgRPCServer(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/bbsim.BBSim/StartgRPCServer",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(BBSimServer).StartgRPCServer(ctx, req.(*Empty))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _BBSim_RestartgRPCServer_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(Timeout)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(BBSimServer).RestartgRPCServer(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/bbsim.BBSim/RestartgRPCServer",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(BBSimServer).RestartgRPCServer(ctx, req.(*Timeout))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _BBSim_GetONU_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(ONURequest)
 	if err := dec(in); err != nil {
@@ -2194,6 +2339,18 @@
 			Handler:    _BBSim_RebootOlt_Handler,
 		},
 		{
+			MethodName: "StopgRPCServer",
+			Handler:    _BBSim_StopgRPCServer_Handler,
+		},
+		{
+			MethodName: "StartgRPCServer",
+			Handler:    _BBSim_StartgRPCServer_Handler,
+		},
+		{
+			MethodName: "RestartgRPCServer",
+			Handler:    _BBSim_RestartgRPCServer_Handler,
+		},
+		{
 			MethodName: "GetONU",
 			Handler:    _BBSim_GetONU_Handler,
 		},
diff --git a/api/bbsim/bbsim.proto b/api/bbsim/bbsim.proto
index da329f7..39e7cea 100644
--- a/api/bbsim/bbsim.proto
+++ b/api/bbsim/bbsim.proto
@@ -176,6 +176,10 @@
     repeated openolt.Flow flows = 2;
 }
 
+message Timeout {
+    uint32 delay = 1;
+}
+
 message Empty {
 }
 
@@ -199,6 +203,15 @@
     // Reboot OLT
     rpc RebootOlt (Empty) returns (Response) {
     }
+    // Closes the Openolt gRPC server
+    rpc StopgRPCServer (Empty) returns (Response) {
+    }
+    // Start the Openolt gRPC server
+    rpc StartgRPCServer (Empty) returns (Response) {
+    }
+    // Restart the Openolt gRPC server after the given timeout
+    rpc RestartgRPCServer (Timeout) returns (Response) {
+    }
 
     // Get status of an ONU by serial number
     rpc GetONU (ONURequest) returns (ONU) {