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M20X Series Wireless Gateways User Manual
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3.7 Toolkit
You can get USSD information, send AT command or check the number of this
module. The AT command is very helpful for you when debugging a module.
Figure 3-7-1 Function Options
Table 3-7-1 Description of Definition of Functions
Options
Definition
Get USSD
Enter a specific USSD number (For example,*142# to check
your SIM card's balance. This USSD number is might be
different from different carriers) to get the USSD information.
The gateway will try to get by AT commands.
AT Command
To perform some specific AT commands. It is useful when you
have a debug of the modem. For example, perform [AT+CSQ]
to check what signal qualify it is. In AT commands, there is no
difference between “a” and “A” (case insensitive).
Check Number
Enter a known number (like your mobile phone number) to
check what number it is of the SIM card. Click "Execute", then
the gateway will dial to the number you already input. It only
rings for one time and hangs up at once. Not generating
