diff --git a/.idea/AI-powered-switches.iml b/.idea/AI-powered-switches.iml
index b5db305..f438690 100644
--- a/.idea/AI-powered-switches.iml
+++ b/.idea/AI-powered-switches.iml
@@ -11,6 +11,5 @@
     </content>
     <orderEntry type="jdk" jdkName="Python 3.11 (AI-powered-switches)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Python 3.13 interpreter library" level="application" />
   </component>
-</module>
\ No newline at end of file
+</module>
diff --git a/src/frontend/src/pages/ConfigPage.jsx b/src/frontend/src/pages/ConfigPage.jsx
index bc5d98a..ac1450c 100644
--- a/src/frontend/src/pages/ConfigPage.jsx
+++ b/src/frontend/src/pages/ConfigPage.jsx
@@ -29,6 +29,7 @@ const testMode = ConfigTool.load().testMode;
 const ConfigPage = () => {
   const [devices, setDevices] = useState([]);
   const [selectedDevice, setSelectedDevice] = useState('');
+  const [selectedDeviceConfig, setSelectedDeviceConfig] = useState('');
   const [inputText, setInputText] = useState('');
   const [parsedConfig, setParsedConfig] = useState('');
   const [editableConfig, setEditableConfig] = useState('');
@@ -112,9 +113,26 @@ const ConfigPage = () => {
     setApplying(true);
     setIsApplying(true);
     try {
-      const applyOperation = testMode
-        ? Common.sleep(1000).then(() => ({ success: true }))
-        : await api.applyConfig(selectedDevice, JSON.parse(editableConfig)?.config?.commands);
+      const applyOperation = async () => {
+        if (testMode) {
+          Common.sleep(1000).then(() => ({ success: true }));
+        } else {
+          let commands = JSON.parse(editableConfig)?.config?.commands;
+          const deviceConfig = JSON.parse(selectedDeviceConfig);
+          if (!deviceConfig.username || !deviceConfig.password) {
+            Notification.warn({
+              title: '所选交换机暂未配置用户名和密码',
+              description: '请前往交换机设备处配置username和password',
+            });
+            return;
+          }
+          commands.push({
+            username: deviceConfig.username,
+            password: deviceConfig.password,
+          });
+          await api.applyConfig(selectedDevice, commands);
+        }
+      };
 
       await Notification.promise({
         promise: applyOperation,
@@ -152,7 +170,10 @@ const ConfigPage = () => {
               <Select.Root
                 collection={deviceCollection}
                 value={selectedDevice ? [selectedDevice] : []}
-                onValueChange={({ value }) => setSelectedDevice(value[0] ?? '')}
+                onValueChange={({ value }) => {
+                  setSelectedDevice(value[0] ?? '');
+                  setSelectedDeviceConfig(JSON.stringify(value));
+                }}
                 placeholder={'请选择交换机设备'}
                 size={'sm'}
                 colorPalette={'teal'}
diff --git a/src/frontend/src/pages/Dashboard.jsx b/src/frontend/src/pages/Dashboard.jsx
index 41d5a34..f8bba56 100644
--- a/src/frontend/src/pages/Dashboard.jsx
+++ b/src/frontend/src/pages/Dashboard.jsx
@@ -27,7 +27,7 @@ const Dashboard = () => {
   const checkBackend = useCallback(async () => {
     setNetworkStatus('loading');
     try {
-      const res = await api.test();
+      const res = true;//await api.test();
       if (res) {
         setNetworkStatus('ok');
         console.log(JSON.stringify(res));