HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Network Services
Issue 02 (2010-11-23) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd. 107

8.13.2 Writing the Information About Preferred Operators

Write
command
AT^SPLW=<index>[,<oper>]
Function Writes the information about preferred operators.
Response z In case of successful execution: <CR><LF>OK<CR><LF>
z In case of an error during command execution:
<CR><LF>ERROR<CR><LF>
z In case of an error related to the MT during command execution:
<CR><LF>+CME ERROR: <err><CR><LF>
Note:
z An operator name is written to the specified location of the list of preferred operators on the
SIM card. If the oper field does not exist, the record of the current index is deleted from the
list.
z Each piece of oper information can correspond to only one record in the list. Otherwise, the
ERROR is returned.
Parameter description
<oper>: indicates an operator name in numeric format.

8.13.3 Examples

Example:
Write a record into the list of preferred operators.
AT^SPLW=1,46000
OK
8.14 AT+CNUM - Command for Querying Subscriber Numbers
The AT+C NUM command queries subscriber numbers. This information is stored in
the EFMSISDN file in the DFTelecom directory on the SIM card. If a subscriber
subscribes to different services, the subscriber corresponds to different MSISDNs,
each of which is returned as a single line.