diff --git a/bsp/src/at_device_ml307.c b/bsp/src/at_device_ml307.c
index 7ea9a43..cb2abbb 100644
--- a/bsp/src/at_device_ml307.c
+++ b/bsp/src/at_device_ml307.c
@@ -2,7 +2,7 @@
  * @Author: mbw
  * @Date: 2024-11-30 15:46:21
  * @LastEditors: mbw && 1600520629@qq.com
- * @LastEditTime: 2025-05-21 11:18:55
+ * @LastEditTime: 2025-05-22 09:08:58
  * @FilePath: \ble_bjq_ch303rct6_ml307\bsp\src\at_device_ml307.c
  * @Description:
  *
@@ -1094,42 +1094,43 @@ static void ml307_init_thread_entry(void *parameter)
             result = -RT_ERROR;
             goto __exit;
         }
-        if (at_obj_exec_cmd(device->client, resp, "AT+MIPCALL=1,1") != RT_EOK)
+        // if (at_obj_exec_cmd(device->client, resp, "AT+MIPCALL=1,1") != RT_EOK)
+         if (at_obj_exec_cmd(device->client, resp, "AT+MIPCALL=0") != RT_EOK)
         {
             result = -RT_ERROR;
             goto __exit;
         }
-#if defined(AT_DEBUG)
-        /* check the GPRS network IP address */
-        for (i = 0; i < IPADDR_RETRY; i++)
-        {
-            if (at_obj_exec_cmd(client, resp, "AT+MIPCALL?") == RT_EOK)
-            {
-#define IP_ADDR_SIZE_MAX 16
-                char ipaddr_str[8 * IP_ADDR_SIZE_MAX] = {0};
-                char ipaddr_v4[IP_ADDR_SIZE_MAX]      = {0};
-                char ipaddr_v6[4 * IP_ADDR_SIZE_MAX]  = {0};
+// #if defined(AT_DEBUG)
+//         /* check the GPRS network IP address */
+//         for (i = 0; i < IPADDR_RETRY; i++)
+//         {
+//             if (at_obj_exec_cmd(client, resp, "AT+MIPCALL?") == RT_EOK)
+//             {
+// #define IP_ADDR_SIZE_MAX 16
+//                 char ipaddr_str[8 * IP_ADDR_SIZE_MAX] = {0};
+//                 char ipaddr_v4[IP_ADDR_SIZE_MAX]      = {0};
+//                 char ipaddr_v6[4 * IP_ADDR_SIZE_MAX]  = {0};
 
-                /* parse response data "+CGPADDR: 1,<IP_address>" */
-                if (at_resp_parse_line_args_by_kw(resp, "+MIPCALL:", "+MIPCALL: %*d,%*d,%s", ipaddr_str) > 0)
-                {
-                    const char *ipaddr_v4_str = strstr(ipaddr_str, "\"");
-                    sscanf(ipaddr_v4_str, "\"%[^\"]", ipaddr_v4);
-                    const char *ipaddr_v6_str = strstr(ipaddr_str, "\",\"");
-                    sscanf(ipaddr_v6_str, "\",\"%[^\"]", ipaddr_v6);
+//                 /* parse response data "+CGPADDR: 1,<IP_address>" */
+//                 if (at_resp_parse_line_args_by_kw(resp, "+MIPCALL:", "+MIPCALL: %*d,%*d,%s", ipaddr_str) > 0)
+//                 {
+//                     const char *ipaddr_v4_str = strstr(ipaddr_str, "\"");
+//                     sscanf(ipaddr_v4_str, "\"%[^\"]", ipaddr_v4);
+//                     const char *ipaddr_v6_str = strstr(ipaddr_str, "\",\"");
+//                     sscanf(ipaddr_v6_str, "\",\"%[^\"]", ipaddr_v6);
 
-                    LOG_D("%s device IP address: %s - %s", device->name, ipaddr_v4, ipaddr_v6);
-                    break;
-                }
-            }
-            rt_thread_mdelay(1000);
-        }
-        if (i == IPADDR_RETRY)
-        {
-            LOG_E("%s device GPRS is get IP address failed", device->name);
-            result = -RT_ERROR;
-            goto __exit;
-        }
+//                     LOG_D("%s device IP address: %s - %s", device->name, ipaddr_v4, ipaddr_v6);
+//                     break;
+//                 }
+//             }
+//             rt_thread_mdelay(1000);
+//         }
+//         if (i == IPADDR_RETRY)
+//         {
+//             LOG_E("%s device GPRS is get IP address failed", device->name);
+//             result = -RT_ERROR;
+//             goto __exit;
+//         }
 #endif
         Time_Calibration(device);
         /* initialize successfully  */
diff --git a/bsp/src/bsp_ml307.c b/bsp/src/bsp_ml307.c
index fe19a85..c50807e 100644
--- a/bsp/src/bsp_ml307.c
+++ b/bsp/src/bsp_ml307.c
@@ -2,7 +2,7 @@
  * @Author: mbw
  * @Date: 2024-11-30 15:46:21
  * @LastEditors: mbw && 1600520629@qq.com
- * @LastEditTime: 2025-05-21 11:37:02
+ * @LastEditTime: 2025-05-22 09:10:21
  * @FilePath: \ble_bjq_ch303rct6_ml307\bsp\src\bsp_ml307.c
  * @Description:
  *
@@ -1967,25 +1967,19 @@ static void Ml307_Life_Thread_Entry(void *parameter)
                             result = -RT_ERROR;
                             goto __exit;
                         }
-                        if (at_obj_exec_cmd(device->client, resp, "AT+MIPCALL=1,1") != RT_EOK)
-                        {
-                            result = -RT_ERROR;
-                            goto __exit;
-                        }
-                        int link_stat      = 0;
-                        if (at_resp_parse_line_args_by_kw(resp, "+MIPCALL:", "+MIPCALL: %d,%*d,%*s", &link_stat) > 0)
-                        {
-                            if (link_stat == 1)
-                            {
-                                result = RT_EOK;
-                            }
-                        }
-                        else
-                        {
-                            LOG_E("AT+MIPCALL error.");
-                            result = -RT_ERROR;
-                            goto __exit;
-                        }
+                        // if (at_obj_exec_cmd(device->client, resp, "AT+MIPCALL=1,1") != RT_EOK)
+                        // {
+                        //     result = -RT_ERROR;
+                        //     goto __exit;
+                        // }
+                        // int link_stat      = 0;
+                        // if (at_resp_parse_line_args_by_kw(resp, "+MIPCALL:", "+MIPCALL: %d,%*d,%*s", &link_stat) > 0)
+                        // {
+                        //     if (link_stat == 1)
+                        //     {
+                        //         result = RT_EOK;
+                        //     }
+                        // }
                         if (device->class->device_ops->control(device, AT_DEVICE_CTRL_NET_CONN, RT_NULL) == RT_EOK)
                         {
                             LOG_D("重连网络成功\n");