diff --git a/examples/knx-demo/.vscode/extensions.json b/examples/knx-demo/.vscode/extensions.json
index 272828b..e80666b 100644
--- a/examples/knx-demo/.vscode/extensions.json
+++ b/examples/knx-demo/.vscode/extensions.json
@@ -1,7 +1,7 @@
 {
-	// See http://go.microsoft.com/fwlink/?LinkId=827846
-	// for the documentation about the extensions.json format
-	"recommendations": [
-		"platformio.platformio-ide"
-	]
-}
\ No newline at end of file
+    // See http://go.microsoft.com/fwlink/?LinkId=827846
+    // for the documentation about the extensions.json format
+    "recommendations": [
+        "platformio.platformio-ide"
+    ]
+}
diff --git a/src/knx/bau57B0.cpp b/src/knx/bau57B0.cpp
index eee3cc2..cf2cf53 100644
--- a/src/knx/bau57B0.cpp
+++ b/src/knx/bau57B0.cpp
@@ -26,7 +26,8 @@ Bau57B0::Bau57B0(Platform& platform)
     _memory.addSaveRestore(&_ipParameters);
 
     // Set Mask Version in Device Object depending on the BAU
-    _deviceObj.maskVersion(0x57B0);
+    //_deviceObj.maskVersion(0x57B0);
+    _deviceObj.maskVersion(0x07B0); // FAKE TP device that is connected over IP/TP router
 
     // Set which interface objects are available in the device object
     // This differs from BAU to BAU with different medium types.
diff --git a/src/knx/security_interface_object.cpp b/src/knx/security_interface_object.cpp
index cf8bbf8..92b67c4 100644
--- a/src/knx/security_interface_object.cpp
+++ b/src/knx/security_interface_object.cpp
@@ -333,10 +333,13 @@ void SecurityInterfaceObject::errorCode(ErrorCode errorCode)
 
 void SecurityInterfaceObject::masterReset(EraseCode eraseCode, uint8_t channel)
 {
-    // TODO handle different erase codes
-    println("Factory reset of security interface object requested.");
-    setSecurityMode(false);
-    property(PID_TOOL_KEY)->write(1, 1, _fdsk);
+    if (eraseCode == FactoryReset)
+    {
+        // TODO handle different erase codes
+        println("Factory reset of security interface object requested.");
+        setSecurityMode(false);
+        property(PID_TOOL_KEY)->write(1, 1, _fdsk);
+    }
 }
 
 const uint8_t* SecurityInterfaceObject::toolKey()