HUAWEI MG323 GSM M2M Module
AT Command Interface Specification Commands for Configuration
Issue 02 (2010-11-23) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd. 20
2.10 AT+GCAP - Command for Querying the Transmission Capability Domain Supported by the MS

2.10.1 Checking Whether the Command for Querying the

Transmission Capability Domain Exists in the Module

Test command AT+GCAP=?
Function Checks whether the command for querying the transmission
capability domain exists in the module.
Response <CR><LF>OK<CR><LF>

2.10.2 Listing the Transmission Capability Domain Currently

Supported by the MS

Execution
command
AT+GCAP
Function Lists the transmission capability domain currently supported by the
MS.
Response <CR><LF>+GCAP: <name><CR><LF>
<CR><LF>OK<CR><LF>
Parameter description
<name>: string; for example, +CGSM.

2.10.3 Examples

Example:
List the transmission capability domain currently supported by the MS.
AT+GCAP
+GCAP: +CGSM
OK
The returned value +CGSM indicates that the MS currently supports the GSM mode.