diff --git a/bsp/src/at_device_nt26k.c b/bsp/src/at_device_nt26k.c
index 2f80eef..afe531b 100644
--- a/bsp/src/at_device_nt26k.c
+++ b/bsp/src/at_device_nt26k.c
@@ -299,7 +299,7 @@ void show_resp_info(at_response_t resp)
 
 int at_device_nt26k_disconnect_tcp(struct at_device *device)
 {
-#define NT26K_CLOSE_REP_TIME (5 * AT_DEFAULT_TIMEOUT)
+#define NT26K_CLOSE_REP_TIME (10 * AT_DEFAULT_TIMEOUT)
 
     at_response_t resp = at_create_resp(AT_CLIENT_RECV_BUFF_LEN, 0, NT26K_CLOSE_REP_TIME);
     if (resp == RT_NULL)
diff --git a/bsp/src/bsp_nt26k.c b/bsp/src/bsp_nt26k.c
index 755c655..1ea9d54 100644
--- a/bsp/src/bsp_nt26k.c
+++ b/bsp/src/bsp_nt26k.c
@@ -2,7 +2,7 @@
  * @Author: mbw
  * @Date: 2024-10-09 08:42:14
  * @LastEditors: mbw && 1600520629@qq.com
- * @LastEditTime: 2025-02-14 10:10:31
+ * @LastEditTime: 2025-02-14 12:04:59
  * @FilePath: \JT-DT-YD4N02A_RTT_MRS-NT26K\bsp\src\bsp_nt26k.c
  * @Description:
  *
@@ -1482,8 +1482,10 @@ static void Nt26k_Life_Thread_Entry(void *parameter)
                     result = -RT_ETIMEOUT;
                     goto __exit;
                 }
-                device->class->device_ops->control(device, AT_DEVICE_RF_CLOSE, RT_NULL);
-                rt_thread_mdelay(RT_TICK_PER_SECOND);//这里如果有TCP连接，先关掉TCP,没有返回错误无所谓
+                if (device->class->device_ops->control(device, AT_DEVICE_CTRL_NET_DISCONN, RT_NULL) == RT_EOK) // 如果有socket,则关闭它,没有返回错误不用管
+                {
+                    LOG_D("AT device close tcp success");
+                }
                 if (device->class->device_ops->control(device, AT_DEVICE_CTRL_WAKEUP, RT_NULL) == RT_EOK)
                 {
                     if (device->class->device_ops->control(device, AT_DEVICE_CTRL_POWER_ON, RT_NULL) == RT_EOK)