diff --git a/ws2012/P2P/uebungen/4/src/network/Network.java b/ws2012/P2P/uebungen/4/src/network/Network.java
index 4b461a63..46a794b6 100644
--- a/ws2012/P2P/uebungen/4/src/network/Network.java
+++ b/ws2012/P2P/uebungen/4/src/network/Network.java
@@ -25,16 +25,9 @@ public class Network {
 
 		Peer a = new Peer("A");
 
-		// System.out.println("Spawn B:");
 		a.spawn("B");
-
-		// System.out.println("Spawn C:");
 		a.spawn("C");
-
-		// System.out.println("Spawn D:");
 		a.spawn("D");
-
-		// System.out.println("Leave A:");
 		a.leave();
 	}
 
diff --git a/ws2012/P2P/uebungen/4/src/peer/Node.java b/ws2012/P2P/uebungen/4/src/peer/Node.java
index cdefe902..06578f81 100644
--- a/ws2012/P2P/uebungen/4/src/peer/Node.java
+++ b/ws2012/P2P/uebungen/4/src/peer/Node.java
@@ -104,6 +104,14 @@ public class Node {
 		return this.name;
 	}
 
+	/**
+	 * TODO: Wenn die richtig implementiert ist, ist die
+	 * {@link #removeNeighbour(Node) removeNeighbour} ein Einzeiler.
+	 */
+	public boolean equals(Object o) {
+		return false;
+	}
+
 	public void printInfos() {
 		StringBuilder result = new StringBuilder(128);
 		result.append("Name: " + this.name + ", Neighbours: ");
diff --git a/ws2012/P2P/uebungen/4/src/peer/Peer.java b/ws2012/P2P/uebungen/4/src/peer/Peer.java
index fca18a13..8549eace 100644
--- a/ws2012/P2P/uebungen/4/src/peer/Peer.java
+++ b/ws2012/P2P/uebungen/4/src/peer/Peer.java
@@ -22,7 +22,7 @@ public class Peer {
 	 * Create another peer, mutually link creator and spawn.
 	 */
 	public void spawn(String name) {
-		LOGGER.info("Spawning " + name);
+		LOGGER.info("Name: " + node.getName() + ", Spawning " + name);
 
 		// create a new node
 		Node spawnNode = new Node(new Random().nextInt(), name);
@@ -37,7 +37,7 @@ public class Peer {
 	 * exit.
 	 */
 	public void leave() {
-		LOGGER.info("Leaving..." + node.getName());
+		LOGGER.info("Name: " + node.getName() + ", Leaving...");
 
 		List<Node> neighbours = this.node.getNeighbours();
 
diff --git a/ws2012/P2P/uebungen/4/src/peer/UDPListen.java b/ws2012/P2P/uebungen/4/src/peer/UDPListen.java
new file mode 100644
index 00000000..026a1b7e
--- /dev/null
+++ b/ws2012/P2P/uebungen/4/src/peer/UDPListen.java
@@ -0,0 +1,12 @@
+package peer;
+
+public class UDPListen extends Thread {
+
+	public UDPListen(int port) {
+
+	}
+
+	public void run() {
+
+	}
+}
\ No newline at end of file