--- a/src/main/java/jp/ac/u_ryukyu/treevnc/AcceptThread.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/AcceptThread.java	Fri Jun 06 19:17:32 2014 +0900
@@ -1,6 +1,5 @@
 package jp.ac.u_ryukyu.treevnc;
 import java.net.Socket;
-import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 
@@ -35,7 +34,7 @@
 				OutputStream os = newCli.getOutputStream();
 				InputStream is = newCli.getInputStream();
 				rfb.newClient(this, newCli, new Writer(os), new Reader(is));
-			} catch (IOException e) {
+			} catch (Exception e) {
 				break;
 			}
 		}

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/CreateConnectionParam.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/CreateConnectionParam.java	Fri Jun 06 19:17:32 2014 +0900
@@ -1,12 +1,10 @@
 package jp.ac.u_ryukyu.treevnc;
 
 import java.util.logging.Logger;
-
 import com.glavsoft.viewer.ViewerImpl;
-
+import com.glavsoft.viewer.swing.ConnectionParams;
 import jp.ac.u_ryukyu.treevnc.client.TreeVncProtocol;
 import jp.ac.u_ryukyu.treevnc.client.GetHostClient;
-import jp.ac.u_ryukyu.treevnc.server.GetBroadCastProxy;
 
 
 
@@ -21,8 +19,8 @@
 		logger = Logger.getLogger(getClass().getName());		
 	}
 
-	public void communicationToProxy() {
-		GetHostClient getBcast = new GetHostClient(GetBroadCastProxy.MULTICAST_FIND_TREEVNC_ROOT);
+	public void findTreeVncRoot() {
+		GetHostClient getBcast = new GetHostClient(ConnectionParams.DEFAULT_VNC_ROOT_FINDER);
 		getBcast.getHost();
 		portNumber = 0;
 		do {

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/MyRfbProto.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/MyRfbProto.java	Fri Jun 06 19:17:32 2014 +0900
@@ -211,9 +211,6 @@
 				try {
 					requestThreadNotify();
 
-
-					
-					
 					// after this, we discard upward packet.
 					new Thread(reader, "discard-upward-comm").start(); 
 					// writeFramebufferUpdateRequest(0,0, framebufferWidth,

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/client/GetHostClient.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/client/GetHostClient.java	Fri Jun 06 19:17:32 2014 +0900
@@ -26,7 +26,7 @@
 
     private ServerSocket server = null;
     private BufferedReader is;
-    private int port = ConnectionParams.DEFAULT_VNC_ROOT_FINDER;
+    private int port;
     private boolean stopFlag;
     private TextBoxClient text = new TextBoxClient();
     private String proxyAddr;
@@ -35,8 +35,8 @@
      * To find vnc root, a client sends a multicast packet. 
      * @param _str
      */
-	public GetHostClient(String _str) {
-		str = _str;
+	public GetHostClient(int _port) {
+		port = _port;
 	}
 
 	public void createSocket() {
@@ -76,7 +76,8 @@
 	
 	public void getHost() {
 		createSocket();
-		sendData();
+		findRoot();
+		// sendData();
 	}
 
 	public void findRoot() {

--- a/src/main/java/jp/ac/u_ryukyu/treevnc/server/GetBroadCastProxy.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/main/java/jp/ac/u_ryukyu/treevnc/server/GetBroadCastProxy.java	Fri Jun 06 19:17:32 2014 +0900
@@ -9,6 +9,9 @@
 import java.net.SocketAddress;
 import java.net.UnknownHostException;
 
+import jp.ac.u_ryukyu.treevnc.client.TreeVncProtocol;
+
+import com.glavsoft.rfb.protocol.ProtocolContext;
 import com.glavsoft.viewer.swing.ConnectionParams;
 
 //import TextBoxProxy;
@@ -43,17 +46,27 @@
 			soc.joinGroup(mAddr);
 			while (!stopFlag) {
 				soc.receive(recvPacket);
-				String address = getAddress(recvPacket.getSocketAddress());
+//				String address = getAddress(recvPacket.getSocketAddress());
 		        byte[] reply = recvPacket.getData();
 				int len = recvPacket.getLength();
-				int i = 0;
-				for(byte b : MULTICAST_FIND_TREEVNC_ROOT.getBytes()) {
-				    if (b != reply[i]) return;
-				    i++;
-				    if (i>len) return;
+				if (len != 12) {
+					continue;
+				}
+				if ((reply[0]&0xff) != ProtocolContext.FIND_ROOT) {
+					continue;
 				}
-				int port = parse_code(reply,i,len);
-				replyToClient(address,port,bCast);
+				int port = 0;
+				port = reply[8];
+				port = port * 256 + reply[9];
+				port = port * 256 + reply[10];
+				port = port * 256 + reply[11];
+				
+				TreeVncProtocol t = new TreeVncProtocol("", port);
+				try {
+					t.findRootReply(getMyAddress(), vps.getRfb().getAcceptPort());
+				} catch (IOException e) {
+					e.printStackTrace();
+				}
 				if(stopFlag) break;
 			}
 		} catch (Exception e) {
@@ -85,9 +98,16 @@
 	    final String address = addr;
 	    final int port = port_;
 	    final String str = str_;
-		Runnable sender = new Runnable() {
+
+		TreeVncProtocol t = new TreeVncProtocol("", port_);
+		try {
+			t.findRootReply(str_, port_);
+		} catch (IOException e) {
+			e.printStackTrace();
+		}
+	    
+	    Runnable sender = new Runnable() {
 			public void run() {
-
 			        try {
 			            Thread.sleep(1000);
 			            Socket socket = new Socket(address, port);  // This is a TCP stream to reply
@@ -103,6 +123,7 @@
 			        }
 			}
 		};
+		
 		new Thread(sender).start();
 	}
 

--- a/src/viewer_swing/java/com/glavsoft/viewer/CuiViewer.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/viewer_swing/java/com/glavsoft/viewer/CuiViewer.java	Fri Jun 06 19:17:32 2014 +0900
@@ -214,7 +214,7 @@
 		CuiViewer viewer = new CuiViewer();
 		MyRfbProtoClient rfb = new MyRfbProtoClient();
 		CreateConnectionParam cp = new CreateConnectionParam(rfb);
-		cp.communicationToProxy();
+		cp.findTreeVncRoot();
 		cp.createConnectionParam(viewer);
 		rfb.setViewer(viewer);
 		viewer.myRfb = rfb;

--- a/src/viewer_swing/java/com/glavsoft/viewer/Viewer.java	Thu Jun 05 18:30:45 2014 +0900
+++ b/src/viewer_swing/java/com/glavsoft/viewer/Viewer.java	Fri Jun 06 19:17:32 2014 +0900
@@ -291,7 +291,7 @@
 	public void startViewer() {
 		MyRfbProtoClient rfb = new MyRfbProtoClient();
 		CreateConnectionParam cp = new CreateConnectionParam(rfb);
-		cp.communicationToProxy();
+		cp.findTreeVncRoot();
 		cp.createConnectionParam(this);
 		isTreeVNC = true;
 		rfb.setViewer(this);