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A Cell Broadcast message is an unconfirmed push service, meaning that the originators of the messages do not know who has received the message, allowing for services based on anonymity. [1] Cell Broadcast is compliant with the latest EU General Data Protection Regulation (GDPR) as mobile phone numbers are not required by CB. The originator ...
The Type Allocation Code (TAC) is the initial eight-digit portion of the 15-digit IMEI and 16-digit IMEISV codes used to uniquely identify wireless devices.. The Type Allocation Code identifies a particular model (and often revision) of wireless telephone for use on a GSM, UMTS, LTE, 5G NR, iDEN, Iridium or other IMEI-employing wireless network.
In GSM networks, the SIM Application Toolkit is defined by the GSM 11.14 standard released in 2001. [1] [4] [6] From release 4 onwards, GSM 11.14 was replaced by 3GPP TS 31.111 which also includes the specifications of the USIM Application Toolkit for 3/4G networks. [2]
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 ...
Samsung will be launching the newest version of its flagship handset, the Galaxy S IV, later today. The device is rumored to be a big improvement, with a larger, higher-resolution screen, and to ...
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.
The iPhone 14, 15 and 16 models are all capable of connecting to satellites, but iOS 18 is required to send text messages, according to Apple. To make sure your phone is updated, go to Settings ...
iMessage is an instant messaging service developed by Apple Inc. and launched in 2011. iMessage functions exclusively on Apple platforms – including iOS, iPadOS, macOS, watchOS, and visionOS – as part of Apple's approach to inter-device integration, which has been described by media outlets as a means of achieving vendor lock-in.