diff --git a/model/ndnabstraction-header.h b/model/ndnabstraction-header.h
new file mode 100644
index 0000000..5dde6f0
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+++ b/model/ndnabstraction-header.h
@@ -0,0 +1,24 @@
+/*
+ *  ndnabstraction-header.h
+ *  XcodeProject
+ *
+ *  Created by Ilya Moiseenko on 7/18/11.
+ *  Copyright 2011 University of California, Los Angeles. All rights reserved.
+ *
+ */
+#ifndef NDNABSTRACTION_HEADER_H
+#define NDNABSTRACTION_HEADER_H
+
+#include <stdint.h>
+#include <vector>
+#include "ns3/header.h"
+#include "ns3/ipv4-address.h"
+#include "ns3/nstime.h"
+
+namespace ns3 {
+namespace olsr {
+	const int constanta = 10;
+}
+}
+
+#endif
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