diff --git a/code/application/source/sf_app/code/include/sf_service.h b/code/application/source/sf_app/code/include/sf_service.h
index 174eb1838..ad69e8e47 100644
--- a/code/application/source/sf_app/code/include/sf_service.h
+++ b/code/application/source/sf_app/code/include/sf_service.h
@@ -52,6 +52,8 @@ SINT32 app_t110(void);
 SINT32 sf_app_to_cardv_capture(void);
 SINT32 sf_module_reboot_reg_net(void);
 SINT32 sf_app_to_cardv_hd_ture(void);
+int sf_check_eth0(void);
+int sf_check_usb0(void);
 #ifdef __cplusplus
 #if __cplusplus
 	}
diff --git a/code/application/source/sf_app/code/source/app/sf_service.c b/code/application/source/sf_app/code/source/app/sf_service.c
index 2599411dd..5b72ca15e 100644
--- a/code/application/source/sf_app/code/source/app/sf_service.c
+++ b/code/application/source/sf_app/code/source/app/sf_service.c
@@ -148,7 +148,7 @@ static SINT16 app_Qlog_procress(void) {
 SINT32 sf_USB_net_init(void) {
     SF_CHAR cmdStr[128] = {0};
     char cmdtmp[20] = {0};
-
+    UINT8 i = 0;
     int ret = SF_FAILURE;
     UIMenuStoreInfo *puiPara = sf_app_ui_para_get();
 
@@ -160,7 +160,7 @@ SINT32 sf_USB_net_init(void) {
         sprintf(cmdtmp, "/dev/qcqmi0");
     }
 
-    for (UINT8 i = 0; i < 40; i++) {
+    for (i = 0; i < 40; i++) {
         if (access(cmdtmp, F_OK) == SF_SUCCESS) {
             ret = SF_SUCCESS;
             printf("usb net ko exist!\r\n");
@@ -171,12 +171,30 @@ SINT32 sf_USB_net_init(void) {
     }
 
     if (ret == SF_SUCCESS) {
-        system(cmdStr);
-        if (sf_poweron_type_get() == SF_MCU_STARTUP_RING) {
+        ret = system(cmdStr);
+        if(SUCCESS != ret){
+            MLOGE("usb net err %d\n",ret);
+        }else {
+            for (i = 0; i < 40; i++) {
+                if(strncmp(puiPara->ModuleVer, GPRS_MODULE_TYPE_EG915Q, 6) == 0){
+                    ret = sf_check_usb0();
+                }else{
+                    ret = sf_check_eth0();
+                }
+                if (SUCCESS == ret) {
+                    ret = SF_SUCCESS;
+                    MLOGI("usb net ip up\r\n");
+                    break;
+                } else {
+                    sleep(1);
+                }
+            }
+        }
+        /*if (sf_poweron_type_get() == SF_MCU_STARTUP_RING) {
             sleep(2);
         } else {
             sleep(5);
-        }
+        }*/
         return ret;
     }
 
@@ -1276,6 +1294,9 @@ static SINT32 app_Register_Net_startup_mode(SF_FN_PARAM_S *pfnParam) {
       s32ret = sf_get_ntp(s32ret);
     }
 
+    sf_4G_usb_net_apn_cfg(pfnParam);
+    sf_USB_net_init();
+
     if(sf_get_signal_ready()){
         if(SUCCESS != sf_connect_ftps_server()){
             printf("[%s:%d]open ftps fail, reconnect\n", __FUNCTION__, __LINE__);
@@ -1284,8 +1305,6 @@ static SINT32 app_Register_Net_startup_mode(SF_FN_PARAM_S *pfnParam) {
             }
         }
     }
-    sf_4G_usb_net_apn_cfg(pfnParam);
-    sf_USB_net_init();
     SF_APPCOMM_CHECK_RETURN(s32ret, s32ret);
 
     break;
@@ -1624,6 +1643,93 @@ SINT32 sf_app_to_cardv_hd_ture(void) {
     s32ret = sf_share_mem_hd_down(1);
     return s32ret;
 }
+
+int sf_check_eth0(void)
+{
+    FILE *fp;
+    int len = 256;
+    char *output = malloc(len);
+
+    if (output == NULL) {
+        MLOGE("%s:%d output malloc err\n", __FUNCTION__, __LINE__);
+        return 1;
+    }
+
+    fp = popen("ifconfig eth0", "r");
+    if (fp == NULL) {
+        perror("popen");
+        free(output);
+        return 1;
+    }
+    fgets(output, len, fp);
+    if (strstr(output, "eth0") == NULL) {
+        MLOGI("The network card does not exist\n");
+        pclose(fp);
+        free(output);
+        return 1;
+    }
+
+    fgets(output, len, fp);
+    if (strstr(output, "inet ") == NULL) {
+        MLOGI("The network card exists, but no IP address has been assigned\n");
+        pclose(fp);
+        free(output);
+        return 1;
+    }
+
+    char *ip_address_start = strstr(output, "inet ") + strlen("inet ");
+    char *ip_address_end = strchr(ip_address_start, ' ');
+    *ip_address_end = '\0';
+
+    MLOGI("IP address of network card eth0: %s\n", ip_address_start);
+
+    pclose(fp);
+    free(output);
+    return 0;
+}
+int sf_check_usb0(void)
+{
+    FILE *fp;
+    int len = 256;
+    char *output = malloc(len);
+
+    if (output == NULL) {
+        MLOGE("%s:%d output malloc err\n", __FUNCTION__, __LINE__);
+        return 1;
+    }
+
+    fp = popen("ifconfig usb0", "r");
+    if (fp == NULL) {
+        perror("popen");
+        free(output);
+        return 1;
+    }
+    fgets(output, len, fp);
+    if (strstr(output, "usb0") == NULL) {
+        MLOGI("The network card does not exist\n");
+        pclose(fp);
+        free(output);
+        return 1;
+    }
+
+    fgets(output, len, fp);
+    if (strstr(output, "inet ") == NULL) {
+        MLOGI("The network card exists, but no IP address has been assigned\n");
+        pclose(fp);
+        free(output);
+        return 1;
+    }
+
+    char *ip_address_start = strstr(output, "inet ") + strlen("inet ");
+    char *ip_address_end = strchr(ip_address_start, ' ');
+    *ip_address_end = '\0';
+
+    MLOGI("IP address of network card usb0: %s\n", ip_address_start);
+
+    pclose(fp);
+    free(output);
+    return 0;
+}
 #ifdef __cplusplus
 #if __cplusplus
 }