diff --git a/Implementation/src/ChatApp.class b/Implementation/src/ChatApp.class
index 896d42c..be374c0 100644
Binary files a/Implementation/src/ChatApp.class and b/Implementation/src/ChatApp.class differ
diff --git a/Implementation/src/ChatApp.java b/Implementation/src/ChatApp.java
index e6fc6f4..b903eb2 100644
--- a/Implementation/src/ChatApp.java
+++ b/Implementation/src/ChatApp.java
@@ -186,11 +186,15 @@ public class ChatApp {
 		}
 		
 		try {
-			Thread.sleep(2000);
+			Thread.sleep(5000);
 		} catch (InterruptedException e) {
 			e.printStackTrace();
 		}
-		app.modifierPseudo("Jean");
+		
+		if(app.getMe().getPseudo()=="Marvel") {
+			TCPEchange.demarrerSession(app, app.actifUsers.getPseudoList("Doudou"));
+		}
+		//app.modifierPseudo("Jean");
 		
 	}
 
@@ -205,6 +209,7 @@ class Runner implements Runnable {
     public void run() {
 
     	UDPEchange.ecouteUDP(app);
+    	TCPEchange.ecouteTCP(app);
 
     }
 }
diff --git a/Implementation/src/Runner.class b/Implementation/src/Runner.class
index 1eb00b8..3f6e0cc 100644
Binary files a/Implementation/src/Runner.class and b/Implementation/src/Runner.class differ
diff --git a/Implementation/src/RunnerTCPEcoute.class b/Implementation/src/RunnerTCPEcoute.class
new file mode 100644
index 0000000..56d8944
Binary files /dev/null and b/Implementation/src/RunnerTCPEcoute.class differ
diff --git a/Implementation/src/RunnerTCPEnvoi.class b/Implementation/src/RunnerTCPEnvoi.class
new file mode 100644
index 0000000..172fdf8
Binary files /dev/null and b/Implementation/src/RunnerTCPEnvoi.class differ
diff --git a/Implementation/src/RunnerUDP.class b/Implementation/src/RunnerUDP.class
index 1d25cd3..b743425 100644
Binary files a/Implementation/src/RunnerUDP.class and b/Implementation/src/RunnerUDP.class differ
diff --git a/Implementation/src/TCPEchange.class b/Implementation/src/TCPEchange.class
new file mode 100644
index 0000000..32179a5
Binary files /dev/null and b/Implementation/src/TCPEchange.class differ
diff --git a/Implementation/src/UDPEchange.class b/Implementation/src/UDPEchange.class
index 80f5f66..42715f1 100644
Binary files a/Implementation/src/UDPEchange.class and b/Implementation/src/UDPEchange.class differ