diff --git a/src/route/npte.cpp b/src/route/npte.cpp
new file mode 100644
index 0000000..3194635
--- /dev/null
+++ b/src/route/npte.cpp
@@ -0,0 +1,83 @@
+#include <list>
+#include <utility>
+#include "npte.hpp"
+#include "routing-table-entry.hpp"
+#include "nexthop.hpp"
+
+namespace nlsr {
+
+using namespace std;
+
+void
+Npte::generateNhlfromRteList()
+{
+  m_nhl.reset();
+  for (std::list<RoutingTableEntry>::iterator it = m_rteList.begin();
+       it != m_rteList.end(); ++it)
+  {
+    for (std::list<NextHop>::iterator nhit =
+           (*it).getNhl().getNextHopList().begin();
+         nhit != (*it).getNhl().getNextHopList().end(); ++nhit)
+    {
+      m_nhl.addNextHop((*nhit));
+    }
+  }
+}
+
+
+
+static bool
+rteCompare(RoutingTableEntry& rte, string& destRouter)
+{
+  return rte.getDestination() == destRouter;
+}
+
+void
+Npte::removeRoutingTableEntry(RoutingTableEntry& rte)
+{
+  std::list<RoutingTableEntry>::iterator it = std::find_if(m_rteList.begin(),
+                                                           m_rteList.end(),
+                                                           bind(&rteCompare, _1, rte.getDestination()));
+  if (it != m_rteList.end())
+  {
+    m_rteList.erase(it);
+  }
+}
+
+void
+Npte::addRoutingTableEntry(RoutingTableEntry& rte)
+{
+  std::list<RoutingTableEntry>::iterator it = std::find_if(m_rteList.begin(),
+                                                           m_rteList.end(),
+                                                           bind(&rteCompare, _1, rte.getDestination()));
+  if (it == m_rteList.end())
+  {
+    m_rteList.push_back(rte);
+  }
+  else
+  {
+    (*it).getNhl().reset(); // reseting existing routing table's next hop
+    for (std::list<NextHop>::iterator nhit = rte.getNhl().getNextHopList().begin();
+         nhit != rte.getNhl().getNextHopList().end(); ++nhit)
+    {
+      (*it).getNhl().addNextHop((*nhit));
+    }
+  }
+}
+
+//debugging purpose
+ostream&
+operator<<(ostream& os, Npte& npte)
+{
+  os << "Name: " << npte.getNamePrefix() << endl;
+  std::list<RoutingTableEntry> rteList = npte.getRteList();
+  for (std::list<RoutingTableEntry>::iterator it = rteList.begin();
+       it != rteList.end(); ++it)
+  {
+    cout << (*it);
+  }
+  os << npte.getNhl();
+  return os;
+}
+
+}//namespace nlsr