diff --git a/l2tpmode.cpp b/l2tpmode.cpp
index d3d6c25..28b8f57 100644
--- a/l2tpmode.cpp
+++ b/l2tpmode.cpp
@@ -16,6 +16,7 @@ void MainWindow::setModeToL2tp()
     ui->interfaceLabel->hide();
     ui->refreshInterfaceButton->hide();
     ui->interfaceComboBox->hide();
+    ui->tunCheckBox->hide();
 
     // 清除系统代理
     if (isSystemProxySet)
diff --git a/mainwindow.ui b/mainwindow.ui
index 08cfb58..dedc2f8 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -212,6 +212,22 @@ Windows Version: Windows 11
       </property>
      </spacer>
     </item>
+    <item row="7" column="1">
+     <widget class="QCheckBox" name="tunCheckBox">
+      <property name="sizePolicy">
+       <sizepolicy hsizetype="Minimum" vsizetype="Preferred">
+        <horstretch>0</horstretch>
+        <verstretch>0</verstretch>
+       </sizepolicy>
+      </property>
+      <property name="toolTip">
+       <string>启用 TUN 模式需要以管理员权限运行程序</string>
+      </property>
+      <property name="text">
+       <string>TUN 模式</string>
+      </property>
+     </widget>
+    </item>
    </layout>
   </widget>
   <widget class="QMenuBar" name="menubar">
diff --git a/settingwindow/settingwindow.cpp b/settingwindow/settingwindow.cpp
index 9e08c94..7985b25 100644
--- a/settingwindow/settingwindow.cpp
+++ b/settingwindow/settingwindow.cpp
@@ -59,6 +59,7 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
     ui->autoReconnectCheckBox->setChecked(settings->value("ZJUConnect/AutoReconnect", false).toBool());
     ui->reconnectTimeSpinBox->setValue(settings->value("ZJUConnect/ReconnectTime", 1).toInt());
     ui->autoSetProxyCheckBox->setChecked(settings->value("ZJUConnect/AutoSetProxy", false).toBool());
+    ui->routeCheckBox->setChecked(settings->value("ZJUConnect/Route", false).toBool());
 
     ui->l2tpNameLineEdit->setText(settings->value("L2TP/Name", "ZJUVPN").toString());
 
@@ -158,6 +159,7 @@ SettingWindow::SettingWindow(QWidget *parent, QSettings *inputSettings) :
                 settings->setValue("ZJUConnect/AutoReconnect", ui->autoReconnectCheckBox->isChecked());
                 settings->setValue("ZJUConnect/ReconnectTime", ui->reconnectTimeSpinBox->value());
                 settings->setValue("ZJUConnect/AutoSetProxy", ui->autoSetProxyCheckBox->isChecked());
+                settings->setValue("ZJUConnect/Route", ui->routeCheckBox->isChecked());
 
                 settings->setValue("L2TP/Name", ui->l2tpNameLineEdit->text());
                 settings->setValue("L2TP/AutoReconnect", ui->l2tpAutoCheckComboBox->currentText() == "是");
diff --git a/settingwindow/settingwindow.ui b/settingwindow/settingwindow.ui
index c447c9e..90bfceb 100644
--- a/settingwindow/settingwindow.ui
+++ b/settingwindow/settingwindow.ui
@@ -555,17 +555,27 @@
          </property>
         </widget>
        </item>
-       <item row="6" column="1">
+       <item row="7" column="0" colspan="3">
+        <widget class="QPushButton" name="portForwardingPushButton">
+         <property name="text">
+          <string>设置端口转发</string>
+         </property>
+        </widget>
+       </item>
+       <item row="6" column="2">
         <widget class="QCheckBox" name="debugCheckBox">
          <property name="text">
           <string>调试模式</string>
          </property>
         </widget>
        </item>
-       <item row="7" column="0" colspan="3">
-        <widget class="QPushButton" name="portForwardingPushButton">
+       <item row="6" column="1">
+        <widget class="QCheckBox" name="routeCheckBox">
+         <property name="toolTip">
+          <string>TUN 模式下有效</string>
+         </property>
          <property name="text">
-          <string>设置端口转发</string>
+          <string>自动设置路由</string>
          </property>
         </widget>
        </item>
diff --git a/webloginmode.cpp b/webloginmode.cpp
index f564905..ccf083f 100644
--- a/webloginmode.cpp
+++ b/webloginmode.cpp
@@ -29,6 +29,7 @@ void MainWindow::setModeToWebLogin()
     ui->interfaceLabel->show();
     ui->refreshInterfaceButton->show();
     ui->interfaceComboBox->show();
+    ui->tunCheckBox->hide();
 
     // 清除系统代理
     if (isSystemProxySet)
diff --git a/zjuconnectcontroller/zjuconnectcontroller.cpp b/zjuconnectcontroller/zjuconnectcontroller.cpp
index bdbf85b..7c0261c 100644
--- a/zjuconnectcontroller/zjuconnectcontroller.cpp
+++ b/zjuconnectcontroller/zjuconnectcontroller.cpp
@@ -44,6 +44,8 @@ void ZjuConnectController::start(
     bool proxyAll,
     const QString &socksBind,
     const QString &httpBind,
+    bool tunMode,
+    bool addRoute,
     bool debugDump,
     const QString &tcpPortForwarding,
     const QString &udpPortForwarding
@@ -73,6 +75,20 @@ void ZjuConnectController::start(
         args.append("-proxy-all");
     }
 
+    if (tunMode)
+    {
+        args.append("-tun-mode");
+        args.append("-dns-server-bind");
+        args.append("127.0.0.1:53");
+        args.append("-tun-dns-server");
+        args.append("127.0.0.1");
+
+        if (addRoute)
+        {
+            args.append("-add-route");
+        }
+    }
+
     if (debugDump)
     {
         args.append("-debug-dump");
diff --git a/zjuconnectcontroller/zjuconnectcontroller.h b/zjuconnectcontroller/zjuconnectcontroller.h
index f537069..caf4fb0 100644
--- a/zjuconnectcontroller/zjuconnectcontroller.h
+++ b/zjuconnectcontroller/zjuconnectcontroller.h
@@ -22,6 +22,8 @@ public:
         bool proxyAll = false,
         const QString &socksBind = "",
         const QString &httpBind = "",
+        bool tunMode = false,
+        bool addRoute = false,
         bool debugDump = false,
         const QString &tcpPortForwarding = "",
         const QString &udpPortForwarding = ""
diff --git a/zjuconnectmode.cpp b/zjuconnectmode.cpp
index 109298c..d9324ec 100644
--- a/zjuconnectmode.cpp
+++ b/zjuconnectmode.cpp
@@ -15,6 +15,7 @@ void MainWindow::setModeToZjuConnect()
     ui->interfaceLabel->hide();
     ui->refreshInterfaceButton->hide();
     ui->interfaceComboBox->hide();
+    ui->tunCheckBox->show();
 
     zjuConnectController = new ZjuConnectController();
 
@@ -105,6 +106,8 @@ void MainWindow::setModeToZjuConnect()
                         settings->value("ZJUConnect/ProxyAll", false).toBool(),
                         "127.0.0.1:" + QString::number(settings->value("ZJUConnect/Socks5Port", 1080).toInt()),
                         "127.0.0.1:" + QString::number(settings->value("ZJUConnect/HttpPort", 1081).toInt()),
+                        ui->tunCheckBox->isChecked(),
+                        settings->value("ZJUConnect/Route", false).toBool(),
                         settings->value("ZJUConnect/Debug", false).toBool(),
                         settings->value("ZJUConnect/TcpPortForwarding", "").toString(),
                         settings->value("ZJUConnect/UdpPortForwarding", "").toString()