diff --git a/ws2012/P2P/uebungen/4/src/network/Network.java b/ws2012/P2P/uebungen/4/src/network/Network.java
index 39c01292..6a671385 100644
--- a/ws2012/P2P/uebungen/4/src/network/Network.java
+++ b/ws2012/P2P/uebungen/4/src/network/Network.java
@@ -24,19 +24,35 @@ public class Network {
 			e.printStackTrace();
 		}
 
+		int delay = 2000;
+
 		Node a = new Node();
 
 		try {
 			Node b = a.spawn();
+			Thread.sleep(delay);
+
 			Node c = a.spawn();
+			Thread.sleep(delay);
+
 			Node d = a.spawn();
+			Thread.sleep(delay);
 
 			a.leave();
+			Thread.sleep(delay);
+
 			b.leave();
+			Thread.sleep(delay);
+
 			c.leave();
+			Thread.sleep(delay);
+
 			d.leave();
+
 		} catch (IOException e) {
 			e.printStackTrace();
+		} catch (InterruptedException e) {
+			e.printStackTrace();
 		}
 	}