diff --git a/test_pathcomp/ComputeSubServices.py b/test_pathcomp/ComputeSubServices.py
index 1f2b4df9ca91f8588d947608896316da753dd0be..40cb0857617983df4cfd926baebcbff85e169894 100644
--- a/test_pathcomp/ComputeSubServices.py
+++ b/test_pathcomp/ComputeSubServices.py
@@ -88,10 +88,10 @@ def convert_explicit_path_hops_to_connections(
         elif prv_res_class[0] == res_class[0]:
             # same resource group kind
             if prv_res_class[1] == res_class[1] and prv_res_class[2] == res_class[2]:
-                # same device type and device manager: connection continues
+                # same device type and device controller: connection continues
                 connection_stack.queue[-1][2].append(path_hop)
             else:
-                # different device type or device manager: chain connections
+                # different device type or device controller: chain connections
                 connection = connection_stack.get()
                 connections.append(connection)
                 connection_stack.queue[-1][3].append(connection[0])
diff --git a/test_pathcomp/ResourceGroups.py b/test_pathcomp/ResourceGroups.py
index 7b38881443859417df8882c9c727114ce646239c..17991ee3362f59ebc2c7883c8c55b04f84b2b6e4 100644
--- a/test_pathcomp/ResourceGroups.py
+++ b/test_pathcomp/ResourceGroups.py
@@ -53,14 +53,14 @@ DEVICE_TYPE_TO_DEEPNESS = {
 
 IGNORED_DEVICE_TYPES = {DeviceTypeEnum.EMULATED_OPTICAL_SPLITTER}
 
-def get_device_manager_uuid(
+def get_device_controller_uuid(
     device : Device
 ) -> Optional[str]:
     for config_rule in device.device_config.config_rules:
         if config_rule.WhichOneof('config_rule') != 'custom': continue
-        if config_rule.custom.resource_key != '_manager': continue
-        device_manager_id = json.loads(config_rule.custom.resource_value)
-        return device_manager_id['uuid']
+        if config_rule.custom.resource_key != '_controller': continue
+        device_controller_id = json.loads(config_rule.custom.resource_value)
+        return device_controller_id['uuid']
     return None
 
 def _map_device_type(device : Device) -> DeviceTypeEnum:
@@ -76,18 +76,18 @@ def _map_resource_to_deepness(device_type : DeviceTypeEnum) -> int:
     return deepness
 
 def get_device_type(
-    device : Device, device_dict : Dict[str, Tuple[Dict, Device]], device_manager_uuid : Optional[str]
+    device : Device, device_dict : Dict[str, Tuple[Dict, Device]], device_controller_uuid : Optional[str]
 ) -> DeviceTypeEnum:
-    if device_manager_uuid is None: return _map_device_type(device)
-    device_manager_tuple = device_dict.get(device_manager_uuid)
-    if device_manager_tuple is None: raise Exception('Device({:s}) not found'.format(str(device_manager_uuid)))
-    _,device = device_manager_tuple
+    if device_controller_uuid is None: return _map_device_type(device)
+    device_controller_tuple = device_dict.get(device_controller_uuid)
+    if device_controller_tuple is None: raise Exception('Device({:s}) not found'.format(str(device_controller_uuid)))
+    _,device = device_controller_tuple
     return _map_device_type(device)
 
 def get_resource_classification(
     device : Device, device_dict : Dict[str, Tuple[Dict, Device]]
 ) -> Tuple[int, DeviceTypeEnum, Optional[str]]:
-    device_manager_uuid = get_device_manager_uuid(device)
-    device_type = get_device_type(device, device_dict, device_manager_uuid)
+    device_controller_uuid = get_device_controller_uuid(device)
+    device_type = get_device_type(device, device_dict, device_controller_uuid)
     resource_deepness = _map_resource_to_deepness(device_type)
-    return resource_deepness, device_type, device_manager_uuid
+    return resource_deepness, device_type, device_controller_uuid
diff --git a/test_pathcomp/data.py b/test_pathcomp/data.py
index 399c5ff601e0ba183a12f8e3773a542ab5a5cac5..aeac5e38a222fb2dfc3f7ae98b2737b47f855ee4 100644
--- a/test_pathcomp/data.py
+++ b/test_pathcomp/data.py
@@ -31,37 +31,37 @@ path_hops = [
 ]
 
 device_data = {
-    'TFS'     : {'manager_uuid': None,  'device_type': DeviceTypeEnum.TERAFLOWSDN_CONTROLLER   },
-    'IPM'     : {'manager_uuid': None,  'device_type': DeviceTypeEnum.XR_CONSTELLATION         },
-    'OLS'     : {'manager_uuid': None,  'device_type': DeviceTypeEnum.OPEN_LINE_SYSTEM         },
-    'MW1-2'   : {'manager_uuid': None,  'device_type': DeviceTypeEnum.MICROWAVE_RADIO_SYSTEM   },
-    'MW3-4'   : {'manager_uuid': None,  'device_type': DeviceTypeEnum.MICROWAVE_RADIO_SYSTEM   },
+    'TFS'     : {'controller_uuid': None,  'device_type': DeviceTypeEnum.TERAFLOWSDN_CONTROLLER   },
+    'IPM'     : {'controller_uuid': None,  'device_type': DeviceTypeEnum.XR_CONSTELLATION         },
+    'OLS'     : {'controller_uuid': None,  'device_type': DeviceTypeEnum.OPEN_LINE_SYSTEM         },
+    'MW1-2'   : {'controller_uuid': None,  'device_type': DeviceTypeEnum.MICROWAVE_RADIO_SYSTEM   },
+    'MW3-4'   : {'controller_uuid': None,  'device_type': DeviceTypeEnum.MICROWAVE_RADIO_SYSTEM   },
 
-    'DC1'     : {'manager_uuid': None,  'device_type': DeviceTypeEnum.EMULATED_DATACENTER      },
-    'DC2'     : {'manager_uuid': None,  'device_type': DeviceTypeEnum.EMULATED_DATACENTER      },
+    'DC1'     : {'controller_uuid': None,  'device_type': DeviceTypeEnum.EMULATED_DATACENTER      },
+    'DC2'     : {'controller_uuid': None,  'device_type': DeviceTypeEnum.EMULATED_DATACENTER      },
 
-    'PE1'     : {'manager_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
-    'PE2'     : {'manager_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
-    'PE3'     : {'manager_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
-    'PE4'     : {'manager_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'PE1'     : {'controller_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'PE2'     : {'controller_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'PE3'     : {'controller_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'PE4'     : {'controller_uuid': 'TFS', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
 
-    'HUB1'    : {'manager_uuid': 'IPM', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
-    'LEAF1'   : {'manager_uuid': 'IPM', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
-    'LEAF2'   : {'manager_uuid': 'IPM', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'HUB1'    : {'controller_uuid': 'IPM', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'LEAF1'   : {'controller_uuid': 'IPM', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
+    'LEAF2'   : {'controller_uuid': 'IPM', 'device_type': DeviceTypeEnum.PACKET_ROUTER            },
 
-    'splitter': {'manager_uuid': None,  'device_type': DeviceTypeEnum.EMULATED_OPTICAL_SPLITTER},
+    'splitter': {'controller_uuid': None,  'device_type': DeviceTypeEnum.EMULATED_OPTICAL_SPLITTER},
 }
 
 def process_device(device_uuid, json_device) -> Tuple[Dict, Device]:
     grpc_device = Device()
     grpc_device.device_id.device_uuid.uuid = device_uuid            # pylint: disable=no-member
     grpc_device.device_type = json_device['device_type'].value
-    manager_uuid = json_device.get('manager_uuid')
-    if manager_uuid is not None:
+    controller_uuid = json_device.get('controller_uuid')
+    if controller_uuid is not None:
         config_rule = grpc_device.device_config.config_rules.add()  # pylint: disable=no-member
         config_rule.action = ConfigActionEnum.CONFIGACTION_SET
-        config_rule.custom.resource_key = '_manager'
-        config_rule.custom.resource_value = json.dumps({'uuid': manager_uuid})
+        config_rule.custom.resource_key = '_controller'
+        config_rule.custom.resource_value = json.dumps({'uuid': controller_uuid})
     return json_device, grpc_device
 
 device_dict = {