diff --git a/api/camera.py b/api/camera.py
index c423a09..ae8f91e 100644
--- a/api/camera.py
+++ b/api/camera.py
@@ -1,6 +1,7 @@
 from typing import List, Optional
 
-from fastapi import APIRouter, Depends, HTTPException
+from fastapi import APIRouter, Depends, HTTPException, Body
+from pydantic import BaseModel
 from sqlalchemy.orm import Session
 
 from db.crud import (
@@ -16,6 +17,14 @@ from inference.pipeline import get_pipeline
 router = APIRouter(prefix="/api/cameras", tags=["摄像头管理"])
 
 
+class CameraUpdateRequest(BaseModel):
+    name: Optional[str] = None
+    rtsp_url: Optional[str] = None
+    fps_limit: Optional[int] = None
+    process_every_n_frames: Optional[int] = None
+    enabled: Optional[bool] = None
+
+
 @router.get("", response_model=List[dict])
 def list_cameras(
     enabled_only: bool = True,
@@ -83,29 +92,25 @@ def add_camera(
 @router.put("/{camera_id}", response_model=dict)
 def modify_camera(
     camera_id: int,
-    name: Optional[str] = None,
-    rtsp_url: Optional[str] = None,
-    fps_limit: Optional[int] = None,
-    process_every_n_frames: Optional[int] = None,
-    enabled: Optional[bool] = None,
+    request: CameraUpdateRequest = Body(...),
     db: Session = Depends(get_db),
 ):
     camera = update_camera(
         db,
         camera_id=camera_id,
-        name=name,
-        rtsp_url=rtsp_url,
-        fps_limit=fps_limit,
-        process_every_n_frames=process_every_n_frames,
-        enabled=enabled,
+        name=request.name,
+        rtsp_url=request.rtsp_url,
+        fps_limit=request.fps_limit,
+        process_every_n_frames=request.process_every_n_frames,
+        enabled=request.enabled,
     )
     if not camera:
         raise HTTPException(status_code=404, detail="摄像头不存在")
 
     pipeline = get_pipeline()
-    if enabled is True:
+    if request.enabled is True:
         pipeline.add_camera(camera)
-    elif enabled is False:
+    elif request.enabled is False:
         pipeline.remove_camera(camera_id)
 
     return {
diff --git a/config.py b/config.py
index faed4e2..5f4b965 100644
--- a/config.py
+++ b/config.py
@@ -23,14 +23,16 @@ class DatabaseConfig(BaseModel):
 
 
 class ModelConfig(BaseModel):
-    engine_path: str = "models/yolo11n_fp16_480.engine"
-    pt_model_path: str = "models/yolo11n.pt"
-    imgsz: List[int] = [480, 480]
+    engine_path: str = "models/yolo11s.engine"
+    onnx_path: str = "models/yolo11s.onnx"
+    pt_model_path: str = "models/yolo11s.pt"
+    imgsz: List[int] = [640, 640]
     conf_threshold: float = 0.5
     iou_threshold: float = 0.45
     device: int = 0
     batch_size: int = 8
     half: bool = True
+    use_onnx: bool = True
 
 
 class StreamConfig(BaseModel):
@@ -78,6 +80,17 @@ class LoggingConfig(BaseModel):
     backup_count: int = 5
 
 
+class CloudConfig(BaseModel):
+    enabled: bool = False
+    api_url: str = "https://api.example.com"
+    api_key: str = ""
+    device_id: str = "EDGE-001"
+    sync_interval: int = 60
+    alarm_retry_interval: int = 60
+    status_report_interval: int = 60
+    max_retries: int = 3
+
+
 class MonitoringConfig(BaseModel):
     enabled: bool = True
     port: int = 9090
@@ -93,6 +106,7 @@ class LLMConfig(BaseModel):
 
 
 class Config(BaseModel):
+    cloud: CloudConfig = Field(default_factory=CloudConfig)
     database: DatabaseConfig = Field(default_factory=DatabaseConfig)
     model: ModelConfig = Field(default_factory=ModelConfig)
     stream: StreamConfig = Field(default_factory=StreamConfig)
diff --git a/config.yaml b/config.yaml
index 0b061ea..b2fcdd8 100644
--- a/config.yaml
+++ b/config.yaml
@@ -1,5 +1,16 @@
 # 安保异常行为识别系统 - 核心配置
 
+# 云端同步配置
+cloud:
+  enabled: false  # 启用云端同步（云端为主、本地为辅）
+  api_url: "https://api.example.com"  # 云端API地址
+  api_key: "your-api-key"  # API密钥
+  device_id: "EDGE-001"  # 设备唯一标识
+  sync_interval: 60  # 配置同步间隔（秒）
+  alarm_retry_interval: 60  # 报警重试间隔（秒）
+  status_report_interval: 60  # 状态上报间隔（秒）
+  max_retries: 3  # 最大重试次数
+
 # 数据库配置
 database:
   dialect: "sqlite"  # sqlite 或 mysql
@@ -12,21 +23,23 @@ database:
 
 # TensorRT模型配置
 model:
-  engine_path: "models/yolo11n_fp16_480.engine"
+  engine_path: "models/yolo11n.engine"
+  onnx_path: "models/yolo11n.onnx"
   pt_model_path: "models/yolo11n.pt"
-  imgsz: [480, 480]
+  imgsz: [640, 640]
   conf_threshold: 0.5
   iou_threshold: 0.45
-  device: 0  # GPU设备号
-  batch_size: 8  # 最大batch size
-  half: true  # FP16推理
+  device: 0
+  batch_size: 8
+  half: false
+  use_onnx: true
 
 # RTSP流配置
 stream:
   buffer_size: 2  # 每路摄像头帧缓冲大小
   reconnect_delay: 3.0  # 重连延迟（秒）
   timeout: 10.0  # 连接超时（秒）
-  fps_limit: 30  # 最大处理FPS
+  fps_limit: 10.0  # 最大处理FPS
 
 # 推理队列配置
 inference:
diff --git a/frontend/src/pages/CameraManagement.tsx b/frontend/src/pages/CameraManagement.tsx
index cf58bbf..65d7ddf 100644
--- a/frontend/src/pages/CameraManagement.tsx
+++ b/frontend/src/pages/CameraManagement.tsx
@@ -121,8 +121,10 @@ const CameraManagement: React.FC = () => {
       await axios.put(`/api/cameras/${camera.id}`, { enabled: !camera.enabled });
       message.success(camera.enabled ? '已停用' : '已启用');
       fetchCameras();
-    } catch (err) {
-      message.error('操作失败');
+    } catch (err: any) {
+      console.error('Toggle error:', err);
+      const errorMsg = err.response?.data?.detail || err.message || '操作失败';
+      message.error(`操作失败: ${errorMsg}`);
     }
   };