HUAWEI ME909u-523 LTE LGA Module
Application Guide
FOTA Application Scenarios
Issue 04 (2014-12-08)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
92
15.3 Setting FOTA Connection Parameters
15.3.1
Reference Process
Command
Description
AT^FOTACFG="cmnet","","",2
Set the APN to
cmnet
and authentication mode
to
CHAP
. Leaves the user name and password
blank. These parameters should be set
according to the contracted values.
OK
AT^FOTACFG?
Query the current settings.
^FOTACFG: "cmnet","","",2
OK
NOTE
Parameter settings are all saved upon power-off.
<APN>
may be modified by other operations, so
<APN>
should be configured before any
FOTA function is enabled.
This command does not provide a test command. For details, see the latest version of
HUAWEI ME909u-523 LTE LGA Module AT Command Interface Specification
.
15.3.2
Troubleshooting
Scenario
Possible Error
Information
Solution
An error message is
returned.
+CME ERROR:
Operation not
supported
The operation is not
supported. For details,
see the latest version of
HUAWEI ME909u-523
LTE LGA Module AT
Command Interface
Specification
.
An error message is
returned.
+CME ERROR: Error
command parameters
The parameter is
incorrectly set. For
details, see the latest
version of
HUAWEI
ME909u-523 LTE LGA
Module AT Command
Interface Specification
.