diff --git a/nlsr_map.cpp b/nlsr_map.cpp
new file mode 100644
index 0000000..3c4ee86
--- /dev/null
+++ b/nlsr_map.cpp
@@ -0,0 +1,117 @@
+#include<iostream>
+#include<list>
+
+#include "nlsr.hpp"
+#include "nlsr_adjacent.hpp"
+#include "nlsr_lsa.hpp"
+#include "nlsr_lsdb.hpp"
+#include "nlsr_map.hpp"
+
+
+using namespace std;
+
+ostream&
+operator<<(ostream& os, MapEntry& mpe)
+{
+	os<<"MapEntry: ( Router: "<<mpe.getRouter()<<" Mapping No: ";
+	os<<mpe.getMappingNumber()<<" )"<<endl;
+
+	return os;
+}
+
+static bool
+mapEntryCompareByRouter(MapEntry& mpe1, string& rtrName){
+	return mpe1.getRouter()==rtrName;
+}
+
+static bool
+mapEntryCompareByMappingNo(MapEntry& mpe1, int mappingNo){
+	return mpe1.getMappingNumber()==mappingNo;
+}
+
+void 
+Map::addMapElement(string& rtrName)
+{
+	MapEntry me(rtrName,mappingIndex);
+	if (  addMapElement(me) )
+	{
+		mappingIndex++;
+	}
+}
+
+bool 
+Map::addMapElement(MapEntry& mpe)
+{
+	//cout << mpe;
+	std::list<MapEntry >::iterator it = std::find_if( rMap.begin(), 
+								rMap.end(),	
+   								bind(&mapEntryCompareByRouter, _1, mpe.getRouter()));
+	if ( it == rMap.end() ){
+		rMap.push_back(mpe);
+		return true;
+	}
+	return false;
+}
+
+string 
+Map::getRouterNameByMappingNo(int mn)
+{
+	std::list<MapEntry >::iterator it = std::find_if( rMap.begin(), 
+								rMap.end(),	
+   								bind(&mapEntryCompareByMappingNo, _1, mn));
+	if ( it != rMap.end() ){
+		return (*it).getRouter();
+	}
+	return "";
+}
+
+int 
+Map::getMappingNoByRouterName(string& rName)
+{
+	std::list<MapEntry >::iterator it = std::find_if( rMap.begin(), 
+								rMap.end(),	
+   								bind(&mapEntryCompareByRouter, _1, rName));
+	if ( it != rMap.end() ){
+		return (*it).getMappingNumber();
+	}
+	return -1;
+}
+
+void 
+Map::createMapFromAdjLsdb(nlsr& pnlsr)
+{
+	std::list<AdjLsa> adjLsdb=pnlsr.getLsdb().getAdjLsdb();
+	for( std::list<AdjLsa>::iterator it=adjLsdb.begin(); 
+	                                                 it!= adjLsdb.end() ; it++)
+	{
+		string linkStartRouter=(*it).getOrigRouter();
+		addMapElement(linkStartRouter);
+		std::list<Adjacent> adl=(*it).getAdl().getAdjList();
+		for( std::list<Adjacent>::iterator itAdl=adl.begin(); 
+																								itAdl!= adl.end() ; itAdl++)
+		{
+			string linkEndRouter=(*itAdl).getAdjacentName();
+			addMapElement(linkEndRouter);
+		}
+		
+	}
+}
+
+void 
+Map::resetMap()
+{
+	rMap.clear();
+	mappingIndex=0;
+}
+
+ostream&
+operator<<(ostream& os, Map& rMap)
+{
+	os<<"---------------Map----------------------"<<endl;
+	std::list< MapEntry > ml=rMap.getMapList();
+	for( std::list<MapEntry>::iterator it=ml.begin(); it!= ml.end() ; it++){
+		os<< (*it);
+	}
+
+	return os;
+}