diff --git a/DCCEX.h b/DCCEX.h
index fb4baef..d89d581 100644
--- a/DCCEX.h
+++ b/DCCEX.h
@@ -10,7 +10,9 @@
 #include "DCCEXParser.h"
 #include "version.h"
 #include "WifiInterface.h"
+#if ETHERNET_ON == true
 #include "EthernetInterface.h"
+#endif
 #include "LCD_Implementation.h"
 #include "freeMemory.h"
 #include <Arduino.h>
diff --git a/EthernetInterface.cpp b/EthernetInterface.cpp
index 6251bac..1cc41b8 100644
--- a/EthernetInterface.cpp
+++ b/EthernetInterface.cpp
@@ -18,6 +18,9 @@
  * 
  */
 
+#include "config.h"
+#include "defines.h" // This should be changed to DCCEX.h when possible
+#if ETHERNET_ON == true
 #include "EthernetInterface.h"
 #include "DIAG.h"
 #include "CommandDistributor.h"
@@ -166,8 +169,6 @@ void EthernetInterface::loop()
       if (Diag::ETHERNET) DIAG(F("Ethernet reply socket=%d, count=:%d\n"), socketOut,count);
       for(;count>0;count--)  clients[socketOut].write(outboundRing->read());
       clients[socketOut].flush(); //maybe 
-      }
-      
     }
-
- 
+}
+#endif
diff --git a/LCD_Implementation.h b/LCD_Implementation.h
index 1da344e..45e0429 100644
--- a/LCD_Implementation.h
+++ b/LCD_Implementation.h
@@ -25,6 +25,8 @@
 // which libraray is involved.
 ////////////////////////////////////////////////////////////////////////////////////
 
+#ifndef LCD_Implementation_h
+#define LCD_Implementation_h
 #include "config.h"
 #include <Wire.h>
 #include "LCDDisplay.h"
@@ -50,6 +52,5 @@ LCDDisplay * LCDDisplay::lcdDisplay=0;
   #include "LCD_NONE.h"
   #define CONDITIONAL_LCD_START if (false) /* NO LCD CONFIG */      
 #endif
- 
 
-  
+#endif // LCD_Implementation_h
diff --git a/config.example.h b/config.example.h
index 174e590..0c2d137 100644
--- a/config.example.h
+++ b/config.example.h
@@ -76,6 +76,14 @@ The configuration file for DCC++ EX Command Station
 //
 //#define WIFI_CONNECT_TIMEOUT 14000
 
+/////////////////////////////////////////////////////////////////////////////////////
+//
+// ENABLE_ETHERNET: Set to true if you have an Arduino Ethernet card (wired). This
+// is not for Wifi. You will then need the Arduino Ethernet library as well
+//
+//#define ENABLE_ETHERNET true
+
+
 /////////////////////////////////////////////////////////////////////////////////////
 //
 // DEFINE STATIC IP ADDRESS *OR* COMMENT OUT TO USE DHCP