diff --git a/frontend/src/pages/Resource/Server/List/components/SSHTerminalContent.tsx b/frontend/src/pages/Resource/Server/List/components/SSHTerminalContent.tsx
index 84f50b45..237a3bfd 100644
--- a/frontend/src/pages/Resource/Server/List/components/SSHTerminalContent.tsx
+++ b/frontend/src/pages/Resource/Server/List/components/SSHTerminalContent.tsx
@@ -44,7 +44,7 @@ type ConnectionStatus = 'connecting' | 'connected' | 'reconnecting' | 'disconnec
 
 interface WebSocketMessage {
     type: 'output' | 'input' | 'status' | 'error';
-    data: string;
+    data: string | { response: { type: string; data: string } };  // 支持字符串或 response 包装格式
     timestamp?: number;
     metadata?: Record<string, any> | null;
 }
@@ -213,11 +213,34 @@ export const SSHTerminalContent: React.FC<SSHTerminalContentProps> = ({
             if (wsRef.current?.readyState === WebSocket.OPEN) {
                 wsRef.current.send(JSON.stringify({
                     type: 'input',
-                    data: data,
+                    data: {
+                        request: {
+                            type: 'input',
+                            command: data,
+                        }
+                    }
                 }));
             }
         });
 
+        // 监听终端尺寸变化
+        terminal.onResize((size) => {
+            console.log('📐 终端尺寸变化:', size);
+            if (wsRef.current?.readyState === WebSocket.OPEN) {
+                wsRef.current.send(JSON.stringify({
+                    type: 'resize',
+                    data: {
+                        request: {
+                            type: 'resize',
+                            rows: size.rows,
+                            cols: size.cols,
+                        }
+                    }
+                }));
+                console.log('📤 已发送尺寸调整消息:', size);
+            }
+        });
+
         // 延迟连接
         setTimeout(() => {
             connectWebSocket();
@@ -254,6 +277,22 @@ export const SSHTerminalContent: React.FC<SSHTerminalContentProps> = ({
         ws.onopen = () => {
             console.log('🔗 WebSocket已连接:', wsUrl);
             console.log('📺 Terminal实例存在:', !!terminalInstanceRef.current);
+            
+            // 发送初始终端尺寸
+            if (terminalInstanceRef.current) {
+                const terminal = terminalInstanceRef.current;
+                ws.send(JSON.stringify({
+                    type: 'resize',
+                    data: {
+                        request: {
+                            type: 'resize',
+                            rows: terminal.rows,
+                            cols: terminal.cols,
+                        }
+                    }
+                }));
+                console.log('📤 已发送初始终端尺寸:', { rows: terminal.rows, cols: terminal.cols });
+            }
         };
 
         ws.onmessage = (event) => {
@@ -262,28 +301,33 @@ export const SSHTerminalContent: React.FC<SSHTerminalContentProps> = ({
                 const msg: WebSocketMessage = JSON.parse(event.data);
                 console.log('📦 解析后的消息:', msg);
 
+                // 提取实际数据：处理后端 response 包装格式
+                const actualData = typeof msg.data === 'string' 
+                    ? msg.data 
+                    : msg.data?.response?.data || '';
+
                 switch (msg.type) {
                     case 'output':
-                        console.log('📝 输出数据:', msg.data?.substring(0, 100));
+                        console.log('📝 输出数据:', actualData?.substring(0, 100));
                         console.log('📺 Terminal实例:', !!terminalInstanceRef.current);
-                        if (msg.data && terminalInstanceRef.current) {
-                            terminalInstanceRef.current.write(msg.data);
+                        if (actualData && terminalInstanceRef.current) {
+                            terminalInstanceRef.current.write(actualData);
                             console.log('✅ 数据已写入终端');
                         } else {
-                            console.warn('⚠️ 无法写入终端:', { hasData: !!msg.data, hasTerminal: !!terminalInstanceRef.current });
+                            console.warn('⚠️ 无法写入终端:', { hasData: !!actualData, hasTerminal: !!terminalInstanceRef.current });
                         }
                         break;
 
                     case 'error':
-                        console.error('❌ SSH错误:', msg.data);
-                        terminalInstanceRef.current?.writeln(`\r\n\x1b[31m错误: ${msg.data}\x1b[0m\r\n`);
-                        message.error(msg.data || '连接错误');
+                        console.error('❌ SSH错误:', actualData);
+                        terminalInstanceRef.current?.writeln(`\r\n\x1b[31m错误: ${actualData}\x1b[0m\r\n`);
+                        message.error(actualData || '连接错误');
                         break;
 
                     case 'status':
-                        console.log('📊 状态变化:', msg.data);
-                        setConnectionStatus(msg.data as ConnectionStatus);
-                        if (msg.data === 'connected') {
+                        console.log('📊 状态变化:', actualData);
+                        setConnectionStatus(actualData as ConnectionStatus);
+                        if (actualData === 'connected') {
                             // 显示审计警告
                             terminalInstanceRef.current?.writeln('\r\n\x1b[33m┌─────────────────────────────────────────────────────────────\x1b[0m');
                             terminalInstanceRef.current?.writeln('\x1b[33m│ ⚠️  链宇技术有限公司 - 安全提示\x1b[0m');
diff --git a/frontend/src/pages/Resource/Server/List/index.tsx b/frontend/src/pages/Resource/Server/List/index.tsx
index 7fbffc6d..796272d8 100644
--- a/frontend/src/pages/Resource/Server/List/index.tsx
+++ b/frontend/src/pages/Resource/Server/List/index.tsx
@@ -168,18 +168,16 @@ const ServerList: React.FC = () => {
         setTestingServerId(server.id);
         try {
             const result = await testServerConnection(server.id);
-            // 后端返回 { success: true, data: true/false }
-            // data 为 true 表示连接成功, false 表示连接失败
-            if (result === true) {
+            if (result.connected) {
                 toast({
                     title: '连接成功',
-                    description: '服务器连接正常',
+                    description: `${result.hostname} - ${result.osVersion} (响应时间: ${result.responseTime}ms)`,
                 });
             } else {
                 toast({
                     variant: 'destructive',
                     title: '连接失败',
-                    description: '无法连接到服务器',
+                    description: result.errorMessage || '无法连接到服务器',
                 });
             }
         } catch (error: any) {
diff --git a/frontend/src/pages/Resource/Server/List/service.ts b/frontend/src/pages/Resource/Server/List/service.ts
index d67a3473..a35f2aaa 100644
--- a/frontend/src/pages/Resource/Server/List/service.ts
+++ b/frontend/src/pages/Resource/Server/List/service.ts
@@ -5,6 +5,7 @@ import type {
     ServerCategoryRequest,
     ServerResponse,
     ServerRequest,
+    ServerConnectionTestResult,
 } from './types';
 import type { ServerFormValues } from './schema';
 import type { Page } from '@/types/base';
@@ -111,8 +112,8 @@ export const batchDeleteServers = (ids: number[]) =>
 
 /**
  * 测试服务器连接
- * 返回 true 表示连接成功, false 表示连接失败
+ * 返回连接测试结果，包含连接状态和服务器信息
  */
 export const testServerConnection = (id: number) =>
-    request.post<boolean>(`${SERVER_URL}/${id}/test-connection`);
+    request.post<ServerConnectionTestResult>(`${SERVER_URL}/${id}/test-connection`);
 
diff --git a/frontend/src/pages/Resource/Server/List/types.ts b/frontend/src/pages/Resource/Server/List/types.ts
index 893aab9a..ff1e4586 100644
--- a/frontend/src/pages/Resource/Server/List/types.ts
+++ b/frontend/src/pages/Resource/Server/List/types.ts
@@ -224,3 +224,27 @@ export const AuthTypeLabels: Record<AuthType, { label: string; description: stri
     [AuthType.KEY]: { label: '密钥认证', description: '使用SSH私钥进行认证' },
 };
 
+/**
+ * 服务器连接测试结果
+ */
+export interface ServerConnectionTestResult {
+    /** 是否连接成功 */
+    connected: boolean;
+    /** 错误信息（连接失败时返回） */
+    errorMessage: string | null;
+    /** 连接时间 */
+    connectTime: string;
+    /** 响应时间(ms) */
+    responseTime: number;
+    /** 主机名 */
+    hostname: string;
+    /** 操作系统版本 */
+    osVersion: string;
+    /** CPU核心数 */
+    cpuCores: number;
+    /** 内存大小(GB) */
+    memorySize: number;
+    /** 磁盘大小(GB) */
+    diskSize: number;
+}
+