diff --git a/src/mpi/examples/nms-p2p-nix-distributed.cc b/src/mpi/examples/nms-p2p-nix-distributed.cc
index 4175c7765..e36f2a4fd 100644
--- a/src/mpi/examples/nms-p2p-nix-distributed.cc
+++ b/src/mpi/examples/nms-p2p-nix-distributed.cc
@@ -71,7 +71,7 @@ main (int argc, char *argv[])
 
   TIMER_TYPE t0, t1, t2;
   TIMER_NOW (t0);
-  cout << " ==== DARPA NMS CAMPUS NETWORK SIMULATION ====" << endl;
+  std::cout << " ==== DARPA NMS CAMPUS NETWORK SIMULATION ====" << std::endl;
 
   GlobalValue::Bind ("SimulatorImplementationType",
                      StringValue ("ns3::DistributedSimulatorImpl"));
@@ -94,18 +94,18 @@ main (int argc, char *argv[])
 
   if (nCN < 2)
     {
-      cout << "Number of total CNs (" << nCN << ") lower than minimum of 2"
-           << endl;
+      std::cout << "Number of total CNs (" << nCN << ") lower than minimum of 2"
+           << std::endl;
       return 1;
     }
   if (systemCount > nCN)
     {
-      cout << "Number of total CNs (" << nCN << ") should be >= systemCount ("
-           << systemCount << ")." << endl;
+      std::cout << "Number of total CNs (" << nCN << ") should be >= systemCount ("
+           << systemCount << ")." << std::endl;
       return 1;
     }
 
-  cout << "Number of CNs: " << nCN << ", LAN nodes: " << nLANClients << endl;
+  std::cout << "Number of CNs: " << nCN << ", LAN nodes: " << nLANClients << std::endl;
 
   NodeContainer nodes_net0[nCN][3], nodes_net1[nCN][6], nodes_netLR[nCN],
                 nodes_net2[nCN][14], nodes_net2LAN[nCN][7][nLANClients],
@@ -139,9 +139,9 @@ main (int argc, char *argv[])
   // Create Campus Networks
   for (uint32_t z = 0; z < nCN; ++z)
     {
-      cout << "Creating Campus Network " << z << ":" << endl;
+      std::cout << "Creating Campus Network " << z << ":" << std::endl;
       // Create Net0
-      cout << "  SubNet [ 0";
+      std::cout << "  SubNet [ 0";
       for (int i = 0; i < 3; ++i)
         {
           Ptr<Node> node = CreateObject<Node> (z % systemCount);
@@ -157,7 +157,7 @@ main (int argc, char *argv[])
           ndc0[i] = p2p_1gb5ms.Install (nodes_net0[z][i]);
         }
       // Create Net1
-      cout << " 1";
+      std::cout << " 1";
       for (int i = 0; i < 6; ++i)
         {
           Ptr<Node> node = CreateObject<Node> (z % systemCount);
@@ -189,7 +189,7 @@ main (int argc, char *argv[])
       address.SetBase (oss.str ().c_str (), "255.255.255.0");
       ifs = address.Assign (ndc0_1);
       // Create Net2
-      cout << " 2";
+      std::cout << " 2";
       for (int i = 0; i < 14; ++i)
         {
           Ptr<Node> node = CreateObject<Node> (z % systemCount);
@@ -232,7 +232,7 @@ main (int argc, char *argv[])
             }
         }
       // Create Net3
-      cout << " 3 ]" << endl;
+      std::cout << " 3 ]" << std::endl;
       for (int i = 0; i < 9; ++i)
         {
           Ptr<Node> node = CreateObject<Node> (z % systemCount);
@@ -269,7 +269,7 @@ main (int argc, char *argv[])
               ifs3LAN[z][i][j] = address.Assign (ndc3LAN[i][j]);
             }
         }
-      cout << "  Connecting Subnets..." << endl;
+      std::cout << "  Connecting Subnets..." << std::endl;
       // Create Lone Routers (Node 4 & 5)
       Ptr<Node> node1 = CreateObject<Node> (z % systemCount);
       Ptr<Node> node2 = CreateObject<Node> (z % systemCount);
@@ -324,7 +324,7 @@ main (int argc, char *argv[])
       address.SetBase (oss.str ().c_str (), "255.255.255.0");
       ifs = address.Assign (ndc3_5b);
       // Assign IP addresses
-      cout << "  Assigning IP addresses..." << endl;
+      std::cout << "  Assigning IP addresses..." << std::endl;
       for (int i = 0; i < 3; ++i)
         {
           oss.str ("");
@@ -365,7 +365,7 @@ main (int argc, char *argv[])
   // Create Ring Links
   if (nCN > 1)
     {
-      cout << "Forming Ring Topology..." << endl;
+      std::cout << "Forming Ring Topology..." << std::endl;
       NodeContainer nodes_ring[nCN];
       for (uint32_t z = 0; z < nCN - 1; ++z)
         {
@@ -386,7 +386,7 @@ main (int argc, char *argv[])
     }
 
   // Create Traffic Flows
-  cout << "Creating UDP Traffic Flows:" << endl;
+  std::cout << "Creating UDP Traffic Flows:" << std::endl;
   Config::SetDefault ("ns3::OnOffApplication::MaxBytes",
                       UintegerValue (nBytes));
   Config::SetDefault ("ns3::OnOffApplication::OnTime",
@@ -407,7 +407,7 @@ main (int argc, char *argv[])
 
           OnOffHelper client ("ns3::UdpSocketFactory", Address ());
           AddressValue remoteAddress (InetSocketAddress (ifs1[0][2].GetAddress (0), 9999));
-          cout << "Remote Address is " << ifs1[0][2].GetAddress (0) << endl;
+          std::cout << "Remote Address is " << ifs1[0][2].GetAddress (0) << std::endl;
           client.SetAttribute ("Remote", remoteAddress);
 
           ApplicationContainer clientApp;
@@ -430,7 +430,7 @@ main (int argc, char *argv[])
           AddressValue remoteAddress
             (InetSocketAddress (ifs1[1][0].GetAddress (0), 9999));
 
-          cout << "Remote Address is " << ifs1[1][0].GetAddress (0) << endl;
+          std::cout << "Remote Address is " << ifs1[1][0].GetAddress (0) << std::endl;
           client.SetAttribute ("Remote", remoteAddress);
 
           ApplicationContainer clientApp;
@@ -451,7 +451,7 @@ main (int argc, char *argv[])
               x = 0;
             }
           // Subnet 2 LANs
-          cout << "  Campus Network " << z << " Flows [ Net2 ";
+          std::cout << "  Campus Network " << z << " Flows [ Net2 ";
           for (int i = 0; i < 7; ++i)
             {
               for (uint32_t j = 0; j < nLANClients; ++j)
@@ -511,7 +511,7 @@ main (int argc, char *argv[])
                 }
             }
           // Subnet 3 LANs
-          cout << "Net3 ]" << endl;
+          std::cout << "Net3 ]" << std::endl;
           for (int i = 0; i < 5; ++i)
             {
               for (uint32_t j = 0; j < nLANClients; ++j)
@@ -573,40 +573,40 @@ main (int argc, char *argv[])
         }
     }
 
-  cout << "Created " << NodeList::GetNNodes () << " nodes." << endl;
+  std::cout << "Created " << NodeList::GetNNodes () << " nodes." << std::endl;
   TIMER_TYPE routingStart;
   TIMER_NOW (routingStart);
 
   if (nix)
     {
-      cout << "Using Nix-vectors..." << endl;
+      std::cout << "Using Nix-vectors..." << std::endl;
     }
   else
     {
       // Calculate routing tables
-      cout << "Populating Routing tables..." << endl;
+      std::cout << "Populating Routing tables..." << std::endl;
       Ipv4GlobalRoutingHelper::PopulateRoutingTables ();
     }
 
   TIMER_TYPE routingEnd;
   TIMER_NOW (routingEnd);
-  cout << "Routing tables population took "
-       << TIMER_DIFF (routingEnd, routingStart) << endl;
+  std::cout << "Routing tables population took "
+       << TIMER_DIFF (routingEnd, routingStart) << std::endl;
 
-  cout << "Running simulator..." << endl;
+  std::cout << "Running simulator..." << std::endl;
   TIMER_NOW (t1);
   Simulator::Stop (Seconds (100.0));
   Simulator::Run ();
   TIMER_NOW (t2);
-  cout << "Simulator finished." << endl;
+  std::cout << "Simulator finished." << std::endl;
   Simulator::Destroy ();
   // Exit the MPI execution environment
   MpiInterface::Disable ();
   double d1 = TIMER_DIFF (t1, t0), d2 = TIMER_DIFF (t2, t1);
-  cout << "-----" << endl << "Runtime Stats:" << endl;
-  cout << "Simulator init time: " << d1 << endl;
-  cout << "Simulator run time: " << d2 << endl;
-  cout << "Total elapsed time: " << d1 + d2 << endl;
+  std::cout << "-----" << std::endl << "Runtime Stats:" << std::endl;
+  std::cout << "Simulator init time: " << d1 << std::endl;
+  std::cout << "Simulator run time: " << d2 << std::endl;
+  std::cout << "Total elapsed time: " << d1 + d2 << std::endl;
   return 0;
 #else
   NS_FATAL_ERROR ("Can't use distributed simulator without MPI compiled in");