Huawei MU609 - 4 External Protocol Stack Application Scenarios; Prerequisites; Reference Process

HUAWEI MU609 HSPA LGA Module
Application Guide
External Protocol Stack Application Scenarios
Issue 02 (2013-09-18)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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4 External Protocol Stack Application
Scenarios
4.1 Prerequisites
4.1.1 Reference Process
Command
Description
AT+CGDCONT=1,"IP","1234"
Configure PDP contexts. In this example
provided in the left column, the APN is 1234. In
fact, the APN is provided by your network
service provider.
OK
AT+CGATT?
Obtain PS domain service status.
+CGATT: 1
OK
If 1 is returned, attaching to the PS domain
succeeded.
If OK is returned, the command has been
executed successfully
Note:
External protocol stack supports UART or MODEM ports only. After the pre-configuration is
complete, ensure that the desired port is not occupied by other processes.