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Unstructured Supplementary Service Data. 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 ...
USSD Gateway. Unstructured Supplementary Service Data, or USSD is a communication protocol used by GSM cellular telephones to communicate with the service provider's computers. A gateway is the collection of hardware and software required to interconnect two or more disparate networks, including performing protocol conversion.
Supplementary service codes. ETSI and 3rd Generation Partnership Project (3GPP) standards, such as GSM and LTE, define supplementary service codes that make it possible to query and set certain service parameters ( e.g., call forwarding) directly from mobile devices.
Bharat Sanchar Nigam Limited (abbreviated as BSNL) is a central public sector undertaking under the ownership of Department of Telecommunications, which is part of the Ministry of Communications, Government of India with its headquarters in New Delhi, India. The central public sector undertaking was established on 1 October 2000 by the ...
A personal unblocking key ( PUK ), sometimes called personal unblocking code ( PUC ), is used in SIM cards to reset a personal identification number (PIN) that has been lost or forgotten. Most mobile phones offer the feature of PIN protection. After switching on the phone, if the PIN security function is active, the user is required to enter a ...
The National Unified USSD Platform ( NUUP ), also known as the *99# service, is a platform that provides access to the Unified Payment Interface (UPI) service over the USSD protocol. Initiated by the Government of India and developed by the National Payments Corporation of India (NPCI), it facilitates access to banking services from mobile ...
*99# USSD. An USSD channel service for UPI mobile banking launched in November 2012. Only public sector telecom service provider Bharat Sanchar Nigam Limited BSNL and Mahanagar Telephone Nigam Limited MTNL are offering this service. It uses quick codes for transactions and doesn't require smartphone and access to internet.
The use of USSD increased by 14.5 per cent in March 2020, due to COVID-19 restrictions and in June same year, the value in monetary term was put at N390 billion and monthly average value of USSD transactions rose to N230 billion. Guaranty Trust Bank (GTB) alone reported ₦3.89 trillion in USSD transaction value for 2020. The USSD service ...