diff --git a/network.py b/network.py
index 2aabb42..ae5950f 100644
--- a/network.py
+++ b/network.py
@@ -627,6 +627,38 @@ class NetworkManager:
                 2,
             )
 
+    def _cmd600_conn_wifi(self, data_obj):
+        hardware_manager.start_idle_timer()
+        inner_data = data_obj.get("data", {}) if isinstance(data_obj, dict) else {}
+        self.logger.info(f"[conn wifi] cmd600 , data: {inner_data}")
+        ssid = inner_data.get("ssid")
+        password = inner_data.get("password")
+        try:
+            w = network.wifi.Wifi()
+            e = w.connect(ssid, password, wait=True, timeout=15)
+            err.check_raise(e, "connect wifi failed")
+            if self.logger:
+                self.logger.info(f"[ota] Connect success, got ip{w.get_ip()}")
+            self.safe_enqueue(
+                {
+                    "cmd": 600,
+                    "result": "success",
+                    "wifi": w.get_ip(),
+                },
+                2,
+            )
+        except Exception as e:
+            self.logger.error(f"cmd600 失败: {e}")
+            self.safe_enqueue(
+                {
+                    "cmd": 600,
+                    "result": "conn fail",
+                    "reason": str(e),
+                },
+                2,
+            )
+            self._switch_to_4g_due_to_poor_wifi()
+
     def safe_enqueue(self, data_dict, msg_type=2, high=False):
         """线程安全地将消息加入队列（公共方法）"""
         self._enqueue((msg_type, data_dict), high)
@@ -2162,6 +2194,12 @@ class NetworkManager:
                                         self.logger.info("[New Ota] cmd300 在后台线程执行OTA")
                                         import _thread
                                         _thread.start_new_thread(self._cmd300_ota, (data_obj,))
+                                    elif inner_cmd == 600:
+                                        self.logger.info("[conn wifi] cmd600 在后台线程执行连接wifi: {data_obj}")
+                                        import _thread
+                                        _thread.start_new_thread(self._cmd600_conn_wifi, (data_obj,))
+                                    elif inner_cmd == 601:
+                                        pass
                                 else:  # data的结构不是 dict
                                     self.logger.info(f"[NET] body={body}, {time.time()}")
                             else:
@@ -2262,7 +2300,7 @@ class NetworkManager:
 
                 self._tcp_connected = False
                 self.logger.error("连接异常，2秒后重连...")
-                time.sleep_ms(2000)
+                time.sleep_ms(200)
 
             except Exception as e:
                 # TCP主循环的顶层异常捕获，防止线程静默退出
@@ -2270,7 +2308,7 @@ class NetworkManager:
                 import traceback
                 self.logger.error(traceback.format_exc())
                 self._tcp_connected = False
-                time.sleep_ms(5000)  # 等待5秒后重试连接
+                time.sleep_ms(500)  # 等待5秒后重试连接
 
 
 # 创建全局单例实例