diff --git a/Makefile b/Makefile
index 0f799b1..bdaf719 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 CXX = g++
 CXXFLAGS = -Wall
 LDFLAGS = -pthread
-OBJ = Packet.o NATItem.o Node.o
+OBJ = Packet.o Node.o NATItem.o NATRouter.o
 
 all:
 	+@make simulation
diff --git a/NATRouter.cpp b/NATRouter.cpp
new file mode 100644
index 0000000..e7f8488
--- /dev/null
+++ b/NATRouter.cpp
@@ -0,0 +1,28 @@
+/*
+ * NATItem.cpp
+ *
+ *  Created on: 10-01-2017
+ *      Author: Piotr Dergun
+ */
+
+#include "NATRouter.h"
+
+NATRouter::NATRouter()
+{
+	try
+	{
+		natTable = new NATItem[65536];
+	}
+	catch(bad_alloc &ba)
+	{
+		cerr << "Nie mozna zaalokowac pamieci dla tablicy NAT!" << endl;
+		exit(1);
+	}
+
+}
+
+NATRouter::~NATRouter()
+{
+	if (natTable)
+		delete [] natTable;
+}
diff --git a/NATRouter.h b/NATRouter.h
new file mode 100644
index 0000000..c336204
--- /dev/null
+++ b/NATRouter.h
@@ -0,0 +1,29 @@
+/*
+ * NATRouter.h
+ *
+ *  Created on: 11-01-2017
+ *      Author: Piotr Dergun
+ */
+
+#ifndef NATROUTER_H_
+#define NATROUTER_H_
+
+#include "common.h"
+#include "Node.h"
+#include "NATItem.h"
+/*
+typedef struct
+{
+	string ip;		// IP wewn. do którego ma trafić odpowiedź / z którego przyszło żądanie
+	int port;		// port komputera wewn. do którego ma trafić odpowiedź
+	int timeout;	// czas (w sekundach) zajętości portu (0 - port wolny)
+} NATItem;
+*/
+class NATRouter : public Node
+{
+	NATItem *natTable;
+public:
+	NATRouter();
+	~NATRouter();
+};
+#endif /* NATROUTER_H_ */