Ussd menu with at commands pdf

Ussd messages are up to 182 alphanumeric characters long. This command set applies to the following products. Ussd can be used for wireless application protocol browsing, mobile money services, prepaid callback service, menubased information services and locationbased content services. It is suggested not to strictly parse information text. Unstructured supplementary service data ussd, sometimes referred to as quick codes or feature codes, is a communications protocol used by gsm cellular telephones to communicate with the mobile network operators computers. With ussd, users interact directly from their mobile phones by making selections from various menus. When i use the phones factory reset it dosent erase anything really, if you do a factory reset from the phones menu, you can check the phone with the file manager app and in the apps menu prompt click storage analyses you can see all of your previously installed apps are still their. Second, ussd is currently the best available communications technology to deliver mobile financial services to lowincome customers. Gsm stk at commands manual v1 quectel wireless solutions. At command reference guide for ztewelink module index of.

What is ussd unstructured supplementary service data. The linux command line tool gsmussd has support for ussd sessions that will allow you to answer to ussd menus. Many of the commands that are used to control wired dialup modems, such as atd dial, ata answer, ath hook control and ato. The following commands must be entered in the phone application. Not everyone knows, but for the iphone special secret codes are available, with which you can get various information about the device, operator and cellular network. Sms at commands, text mode, pdu mode, sms pdu converter. No part of this manual may be reproduced or transmitted in any form or by any means without prior written consent of huawei technologies co. This instruction manual and the telit products described in this instruction manual may be. I have tested most if anybody has any to add please feel free. How to reply to a ussd menu using linux command line tools. It should be configured as follows menu setupfax modem setup. D0 proactive sim command tag 1e length 8103012303 command details.

It is suggested to consult the ublox at commands manual 1. Ussd can be used for wap browsing, prepaid callback service, mobilemoney services, locationbased content services, menubased information services, and as part of. Unstructured supplementary service data ussd is service offered by network providers to get information about subscriber account, mobilemoney services, menu based information services etc. Ussd can be used for wap browsing, prepaid callback service, mobilemoney services, locationbased content services, menubased information services, and as part of configuring the phone on the network. With the notable exception of mpesa in kenya, the majority of large scale mobile financial services mfs deployments in the developing world use ussd as their primary mechanism for communication between customers and their mobile payments platform. The ussd supplementary service is described in gsm 02. The short code and encoding format are passed as command parameters. Unstructured supplementary service data, sometimes referred to as quick codes or feature codes, is a communications protocol used by gsm cellular telephones to communicate with the mobile network operators computers. This command is used to inquire the stk main menu information. Please, be aware that the send ussd command needs the user to reenter the. The menu, as it appears on the screen of the mobile handset, is actually a straightforward text string broken up using carriage return characters as shown in figure 4. The tool will automatically detect what format text or pdu is currently set on the device and will send appropriate at commands to send the sms message. For detailed installation and configuration instructions see here.