Users Manual

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13.14.8 SIM Toolkit 
The SIM Toolkit can be found via Networks > Misc Settings > SIM Toolkit.This supports two
functionalities, USSD and SMS.
USSD 
Unstructured Supplementary Service Data (USSD) is a protocol used by mobile phones to communicate
with their service provider’s computers. One of the most common uses is to query the available balance.
Enter your USSD code under the USSD Code text field and click Submit.
You will receive a confirmation. To check the SMS response, click Get.
After a few minutes you will receive a response to your USSD code