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    USSD messages always begin with an asterisk, follow with digits, and end with the pound sign. The numbers represent a code the network uses to establish a connection with a particular entity, and different Mobile Network Operators (MNOs) use different codes. As an example, a USSD message to request a device’s location might look like this: *999#.
    www.emnify.com/iot-glossary/ussd
    The USSD bearer is accessed by calling a number that starts with the asterisk or gate (or hash) characters "*" or "#" and then a combination of numerals, asterisks and finally the gate or hash character "#". Just a few examples are: *100*12345678# - Recharge with voucher 12345678 *140*0895551234# - Send Please Call Me to 0895551234
    www.truteq.com/media/learn/ussd-basics/
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    Unstructured Supplementary Service Data - Wikipedia

    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 operator's computers. USSD can be used for WAP browsing, prepaid callback service, mobile … See more

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    When a user sends a message to the phone company network, it is received by a computer dedicated to USSD. The computer's response is sent back to the phone, generally in … See more

    Most GSM phones have USSD capability. USSD is generally associated with real-time or instant messaging services. An SMSC is not present in the processing path, so that the See more

    The codes below are not USSD codes, these are the related Man-Machine Interface (MMI); they are standardized so they are the same on every GSM phone. They are interpreted by the handset first before a corresponding command (not the code itself) is sent … See more

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  3. What is USSD (Unstructured Supplementary Service …

    Apr 16, 2024 · Unstructured Supplementary Service Data (USSD) is a communication protocol for mobile phones. By using USSD codes, you can access web-based services without installing a mobile app. Here's what is it, …

  4. USSD BASICS - TruTeq

    Some examples of USSD applications include: Information services such as weather forecasts, traffic, news, geo-location services, directory services etc. Entertainment services such as games, sports etc.

  5. What is USSD (Unstructured Supplementary Service Data)?

  6. How to Run a USSD Code: The Ultimate List - wikiHow

    Jul 12, 2024 · An Unstructured Supplementary Service Data (USSD) code is a code that is programmed into your SIM card or your cell phone to make it …

  7. How to Build a USSD Application - Medium

    Nov 14, 2019 · 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...

  8. Tuturial: How to build your own USSD application

    Jun 12, 2024 · USSD, also referred to as "quick codes," is a GSM-based communication protocol used to send messages to telephone users through texts. The messages are created to give users a real-time service experience …

  9. unstructured supplementary service data - Telecom Trainer

  10. What is USSD? | Kaspersky IT Encyclopedia

    USSD (Unstructured Supplementary Service Data) is a communications protocol used in GSM networks for sending short text messages. USSD is similar in format to SMS. However, it is an instant messaging service, so messages are not …

  11. What Is USSD & How Does It Benefit Businesses?

    Nov 22, 2021 · USSD, also known as Unstructured Supplementary Service Data, can be defined as a protocol for a global system for mobile communications that enables you to send text messages.

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