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An Access Point Name (APN) is the name of a gateway between a mobile network and another network, usually the Internet. Learn about the structure, examples and history of APNs, and how they differ for 2G/3G and LTE networks.
IMSI is a unique number that identifies cellular network users. It consists of three parts: mobile country code, mobile network code and mobile subscription identification number. Learn how IMSI is used for roaming and how to analyze it.
MCC MNC Brand Operator Status Bands (MHz) References and notes 310: 017: ProxTel: North Sight Communications Inc. Not operational: iDEN: US MCC; [73] MNC withdrawn [10] 310: 260: T-Mobile: T-Mobile US: Operational: GSM 1900 / LTE 600 / LTE 1900 / LTE 1700 / 5G 600 / 5G 2500: US MCC; UMTS shut down July 2022 [98] 310: 280: AT&T: AT&T Mobility ...
Learn about the definition, architecture, challenges, and research groups of mobile cloud computing (MCC), which combines cloud computing and mobile computing to bring rich computational resources to mobile users. MCC enables execution of rich mobile applications on various devices with a rich user experience.
Learn how multiversion concurrency control (MCC) is a method to provide concurrent access to data without locks. MCC uses timestamps and transaction IDs to ensure transactional consistency and snapshot isolation.
A wireless access point (AP) is a device that allows Wi-Fi devices to connect to a wired or wireless network. Learn about the wireless data standards, limitations, security and types of APs.
A memory controller is a digital circuit that manages the flow of data to and from a computer's main memory. Learn about the history, types, and features of memory controllers, such as integrated memory controller (IMC), memory management unit (MMU), and memory scrambling.
Learn about the definition, structure and services of a public land mobile network (PLMN), a combination of wireless communication services offered by a specific operator in a specific country. Find out how to identify a PLMN by its unique code and how it relates to IMSI and other mobile technologies.