diff --git a/src/com/qst/dms/net/DmsNetServer.java b/src/com/qst/dms/net/DmsNetServer.java
index d2420cc..c627d44 100644
--- a/src/com/qst/dms/net/DmsNetServer.java
+++ b/src/com/qst/dms/net/DmsNetServer.java
@@ -7,6 +7,7 @@ import com.qst.dms.service.TransportService;
 
 import java.io.IOException;
 import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
 import java.net.ServerSocket;
 import java.net.Socket;
 import java.util.ArrayList;
@@ -15,12 +16,54 @@ public class DmsNetServer {
     public static void main(String[] args) {
         AcceptLogThread acceptLogThread = new AcceptLogThread(10000);
         AcceptTranThread acceptTranThread = new AcceptTranThread(10001);
-        System.out.println("Start listening port 10000/10001");
+        EchoIPThread echoIPthread = new EchoIPThread(10002);
+        System.out.println("Start listening port 10000/10001/10002");
         acceptLogThread.start();
         acceptTranThread.start();
+        echoIPthread.start();
     }
 }
+class EchoIPThread extends Thread{
+    Socket socket;
+    ObjectInputStream ois;
+    ServerSocket serverSocket;
+    LogRecService logRecService;
 
+    EchoIPThread(int port){
+        logRecService = new LogRecService();
+        try{
+            serverSocket = new ServerSocket(port);
+        }
+        catch (IOException e)
+        {
+            e.printStackTrace();
+        }
+    }
+    @Override
+    public void run() {
+        while(this.isAlive())
+        {
+            try{
+                socket = serverSocket.accept();
+                if(socket!=null)
+                {
+                    String ip = socket.getInetAddress().getHostAddress();
+                    ObjectOutputStream oos = new ObjectOutputStream(socket.getOutputStream());
+                    oos.writeObject(ip);
+                    oos.flush();
+                    oos.close();
+                    System.out.println("完成一次ip回声");
+                }
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+            catch (Exception e)
+            {
+                e.printStackTrace();
+            }
+        }
+    }
+}
 class AcceptLogThread extends Thread{
     Socket socket;
     ObjectInputStream ois;
diff --git a/src/com/qst/dms/ui/InfoInputFXML.java b/src/com/qst/dms/ui/InfoInputFXML.java
index a95976d..0f0f842 100644
--- a/src/com/qst/dms/ui/InfoInputFXML.java
+++ b/src/com/qst/dms/ui/InfoInputFXML.java
@@ -20,6 +20,7 @@ import javafx.scene.input.MouseEvent;
 import javafx.util.Duration;
 
 import java.io.IOException;
+import java.io.ObjectInputStream;
 import java.io.ObjectOutputStream;
 import java.net.*;
 import java.sql.ResultSet;
@@ -154,6 +155,7 @@ public class InfoInputFXML {
     FadeTransition logSuccess;
     private Thread errorThread;
     private Thread checkerThread;
+    private Thread setIPThread;
     private volatile boolean stopRequested = false;
     private Image OKImage;
     private Image errorImage;
@@ -760,7 +762,13 @@ public class InfoInputFXML {
             textField.setStyle("-fx-text-fill: #666");
         logUser.setText(loginUser);
         logID.setText(""+min_id);
-        logIP.setText(defaultIP);
+        Thread thread = new Thread(()->{
+            while(setIPThread.isAlive());
+            Platform.runLater(()->{
+                logIP.setText(defaultIP);
+            });
+        });
+        thread.start();
         Arrays.fill(textFieldChanged,false);
     }
 
@@ -843,22 +851,23 @@ public class InfoInputFXML {
             label.setTextFill(Color.color(1,0,0,0));
         logLabelSuccess.setTextFill(Color.color(0,1,0,0));
         transportLabelSuccess.setTextFill(Color.color(0,1,0,0));
-        try {
-            Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
-            while (interfaces.hasMoreElements()) {
-                NetworkInterface iface = interfaces.nextElement();
-                // 过滤回环接口和虚拟接口
-                if (iface.isLoopback() || iface.isVirtual() || !iface.isUp()) {
-                    continue;
-                }
-                Enumeration<InetAddress> addresses = iface.getInetAddresses();
-                while (addresses.hasMoreElements()) {
-                    defaultIP = addresses.nextElement().getHostAddress();
-                }
-            }
-        } catch (SocketException e) {
-            e.printStackTrace();
-        }
+        setIP();
+//        try {
+//            Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces();
+//            while (interfaces.hasMoreElements()) {
+//                NetworkInterface iface = interfaces.nextElement();
+//                // 过滤回环接口和虚拟接口
+//                if (iface.isLoopback() || iface.isVirtual() || !iface.isUp()) {
+//                    continue;
+//                }
+//                Enumeration<InetAddress> addresses = iface.getInetAddresses();
+//                while (addresses.hasMoreElements()) {
+//                    defaultIP = addresses.nextElement().getHostAddress();
+//                }
+//            }
+//        } catch (SocketException e) {
+//            e.printStackTrace();
+//        }
         OKImage = new Image("resources/ok.png");
         errorImage = new Image("resources/error.png");
         logImageView = new ImageView();
@@ -878,6 +887,24 @@ public class InfoInputFXML {
         thread.start();
     }
 
+    private void setIP() {
+        setIPThread = new Thread(()->{
+                try {
+                    Socket socket = new Socket("116.62.133.59",10002);
+                    String ip = (String) (new ObjectInputStream(socket.getInputStream())).readObject();
+                    defaultIP = ip;
+                }catch(ConnectException e) {
+                    ;
+                }
+                catch (IOException e) {
+                    e.printStackTrace();
+                } catch (ClassNotFoundException e) {
+                    e.printStackTrace();
+                }
+        });
+        setIPThread.start();
+    }
+
     void setPhotos()
     {
         for(int i=0;i<topButtons.length;i++)