diff --git a/internal/device/parser.go b/internal/device/parser.go
index 5790414..ced7432 100644
--- a/internal/device/parser.go
+++ b/internal/device/parser.go
@@ -35,11 +35,12 @@ func DiscoverDevice(ip string, deviceType models.DeviceType, username, password
 		Type: deviceType,
 	}
 
-	// 创建SSH客户端 - 默认启用不安全加密算法以兼容老旧设备
+	// 创建SSH客户端 - 默认启用不安全加密算法以兼容老旧设备，增加超时时间
 	client := sshclient.NewClient(sshclient.Config{
 		Host:             ip,
 		Username:         username,
 		Password:         password,
+		Timeout:          30 * time.Second, // 增加到30秒，防止大输出超时
 		InsecureCiphers:  true, // 启用旧版加密算法支持
 	})
 
@@ -75,15 +76,17 @@ func DiscoverDevice(ip string, deviceType models.DeviceType, username, password
 	// 获取命令列表
 	commands := parser.GetCommands()
 
-	// 执行命令 - 允许部分命令失败
+	// 执行命令 - 允许部分命令失败，增加详细日志
 	outputs := make([]string, 0, len(commands))
-	for _, cmd := range commands {
+	for i, cmd := range commands {
+		fmt.Printf("[PARSER] Executing command %d/%d: %s\n", i+1, len(commands), cmd)
 		output, err := client.ExecuteCommand(cmd)
 		if err != nil {
 			// 记录警告但继续执行其他命令
 			fmt.Printf("Warning: command '%s' failed: %v\n", cmd, err)
 			outputs = append(outputs, "")
 		} else {
+			fmt.Printf("[PARSER] Command '%s' returned %d bytes\n", cmd, len(output))
 			outputs = append(outputs, output)
 		}
 	}