diff --git a/networkDevices/EthLan8720Device.h b/networkDevices/EthLan8720Device.h
index 1453e1b..ada4590 100644
--- a/networkDevices/EthLan8720Device.h
+++ b/networkDevices/EthLan8720Device.h
@@ -36,6 +36,8 @@ public:
     virtual bool isConnected();
 
     int8_t signalStrength() override;
+    
+    String localIP() override;
 
     void mqttSetClientId(const char *clientId) override;
 
diff --git a/networkDevices/NetworkDevice.h b/networkDevices/NetworkDevice.h
index a850696..c41d476 100644
--- a/networkDevices/NetworkDevice.h
+++ b/networkDevices/NetworkDevice.h
@@ -31,6 +31,8 @@ public:
 
     virtual bool isConnected() = 0;
     virtual int8_t signalStrength() = 0;
+    
+    virtual String localIP() = '';
 
     virtual void mqttSetClientId(const char* clientId) = 0;
     virtual void mqttSetCleanSession(bool cleanSession) = 0;
diff --git a/networkDevices/W5500Device.h b/networkDevices/W5500Device.h
index ca909eb..e77d3c9 100644
--- a/networkDevices/W5500Device.h
+++ b/networkDevices/W5500Device.h
@@ -32,6 +32,8 @@ public:
     virtual bool isConnected();
 
     int8_t signalStrength() override;
+    
+    String localIP() override;
 
     void mqttSetClientId(const char *clientId) override;
 
diff --git a/networkDevices/WifiDevice.h b/networkDevices/WifiDevice.h
index d45b30e..eaf3129 100644
--- a/networkDevices/WifiDevice.h
+++ b/networkDevices/WifiDevice.h
@@ -26,6 +26,8 @@ public:
     virtual bool isConnected();
 
     int8_t signalStrength() override;
+    
+    String localIP() override;
 
     void mqttSetClientId(const char *clientId) override;