diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6fdeef1..1835947 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 2.1.5
+
+- Handling undefined interface types [#137](https://github.com/elad-bar/ha-edgeos/issues/137)
+
 ## 2.1.4
 
 - Update supported interfaces, including interface type [#137](https://github.com/elad-bar/ha-edgeos/issues/137)
diff --git a/custom_components/edgeos/data_processors/interface_processor.py b/custom_components/edgeos/data_processors/interface_processor.py
index a43f2ac..ef44823 100644
--- a/custom_components/edgeos/data_processors/interface_processor.py
+++ b/custom_components/edgeos/data_processors/interface_processor.py
@@ -46,6 +46,7 @@ def __init__(self, config_data: ConfigData):
         self.processor_type = DeviceTypes.INTERFACE
 
         self._interfaces: dict[str, EdgeOSInterfaceData] = {}
+        self._supported_interface_types = list(InterfaceTypes)
 
     def get_interfaces(self) -> list[str]:
         return list(self._interfaces.keys())
@@ -102,11 +103,17 @@ def _process_api_data(self):
                 if interfaces is not None:
                     for interface_name in interfaces:
                         interface_data = interfaces.get(interface_name, {})
-                        int_type = InterfaceTypes(interface_type)
 
-                        self._extract_interface(
-                            interface_name, interface_data, int_type
-                        )
+                        if interface_type in self._supported_interface_types:
+                            int_type = InterfaceTypes(interface_type)
+
+                            self._extract_interface(
+                                interface_name, interface_data, int_type
+                            )
+                        else:
+                            _LOGGER.info(
+                                f"Skip loading interface {interface_name}, Type: {interface_type} is not supported"
+                            )
 
         except Exception as ex:
             exc_type, exc_obj, tb = sys.exc_info()
diff --git a/custom_components/edgeos/manifest.json b/custom_components/edgeos/manifest.json
index 59ef62b..f64fbe4 100644
--- a/custom_components/edgeos/manifest.json
+++ b/custom_components/edgeos/manifest.json
@@ -8,5 +8,5 @@
   "iot_class": "local_polling",
   "issue_tracker": "https://github.com/elad-bar/ha-edgeos/issues",
   "requirements": ["aiohttp"],
-  "version": "2.1.4"
+  "version": "2.1.5"
 }