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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.
MSISDN (/ ˈ ɛ m ɛ s aɪ ɛ s d iː ɛ n / MISS-den) is a number uniquely identifying a subscription in a Global System for Mobile communications or a Universal Mobile Telecommunications System mobile network. It is the mapping of the telephone number to the subscriber identity module in a mobile or cellular phone.
The table below shows the number of Google Play apps in each category. ... Samsung Push Service [38] Samsung: 2022-06-03 [39] ... Samsung: 2020-11-15 [265] 2017-04-17 ...
MTN Nigeria 0704: MTN Nigeria (formerly Visafone [3]) 0705: Globacom: 0706: MTN Nigeria 0707: MTN Nigeria (formerly ZoomMobile) 0708: Airtel Nigeria: 0709: Multi-Links 0802: Airtel Nigeria 0803: MTN Nigeria 0804: Mtel: 0805: Globacom 0806: MTN Nigeria 0807: Globacom 0808: Airtel Nigeria 0809: 9mobile 0810: MTN Nigeria 0811: Globacom 0812 ...
Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.
Push notifications can be confirmed or unconfirmed. Most carriers use unconfirmed pushes due to the high volume and resource constraints related to confirmed push. This is controlled by setting confirmed in the quality-of-service tag element. Push notifications can be set to expire if not delivered before a certain time.
This service was closed in 2014. [citation needed] In July 2014, with the Galaxy line mostly consolidating Samsung's mobile offerings, Samsung Apps was rebranded to Galaxy Apps. [11] In 2018, Samsung began an annual award for the best developers, called Best of Galaxy Store Awards.
The maximum notification payload size allowed using the HTTP/2 API is 4 kilobytes. [11] Apple shut down the legacy binary API at the end of March 2021. [12] The HTTP/2 provider for APNs uses TCP port 443 as the main port of communication, but developers are also allowed to use TCP port 2197 if outbound access to port 443 is blocked by firewalls ...