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Network switching subsystem

Index Network switching subsystem

Network switching subsystem (NSS) (or GSM core network) is the component of a GSM system that carries out call switching and mobility management functions for mobile phones roaming on the network of base stations. [1]

56 relations: Authentication, Backbone network, Base station subsystem, Base transceiver station, Call forwarding, Central Equipment Identity Register, Circuit Switched Data, Circuit switching, Cloud computing, Communications Assistance for Law Enforcement Act, COMP128, Digital Signal 0, Fax, General Packet Radio Service, GPRS core network, GSM, GSM services, Handover, International Mobile Equipment Identity, International mobile subscriber identity, Internet, Key (cryptography), Media gateway, Mobile Application Part, Mobile phone, Mobile phone operator, Mobile station, Mobile switching centre server, Mobility management, MSISDN, Multimedia Messaging Service, Next-generation network, Phone cloning, Primary key, Public land mobile network, Public switched telephone network, Pulse-code modulation, Roaming, Routing in the PSTN, Shared secret, Short Message service center, SMS, Sound, Subscriber identity module, Telephone, Telephone exchange, Telephone number, Time-division multiplexing, UMTS Terrestrial Radio Access Network, Video, ..., Virtual machine, Voicemail, Wireless Application Protocol, 2G, 3G, 3GPP. Expand index (6 more) »

Authentication

Authentication (from authentikos, "real, genuine", from αὐθέντης authentes, "author") is the act of confirming the truth of an attribute of a single piece of data claimed true by an entity.

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Backbone network

A backbone is a part of computer network that interconnects various pieces of network, providing a path for the exchange of information between different LANs or subnetworks.

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Base station subsystem

The base station subsystem (BSS) is the section of a traditional cellular telephone network which is responsible for handling traffic and signaling between a mobile phone and the network switching subsystem.

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Base transceiver station

A base transceiver station (BTS) is a piece of equipment that facilitates wireless communication between user equipment (UE) and a network.

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Call forwarding

Call forwarding, or call diversion, is a telephony feature of some telephone switching systems which redirects a telephone call to another destination, which may be, for example, a mobile or another telephone number where the desired called party is available.

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Central Equipment Identity Register

A Central Equipment Identity Register is a database of the IMEI numbers of blacklisted handsets.

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Circuit Switched Data

In communications, Circuit Switched Data (CSD) is the original form of data transmission developed for the time-division multiple access (TDMA)-based mobile phone systems like Global System for Mobile Communications (GSM).

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Circuit switching

Circuit switching is a method of implementing a telecommunications network in which two network nodes establish a dedicated communications channel (circuit) through the network before the nodes may communicate.

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Cloud computing

Cloud computing is an information technology (IT) paradigm that enables ubiquitous access to shared pools of configurable system resources and higher-level services that can be rapidly provisioned with minimal management effort, often over the Internet.

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Communications Assistance for Law Enforcement Act

The Communications Assistance for Law Enforcement Act (CALEA) is a United States wiretapping law passed in 1994, during the presidency of Bill Clinton (Pub. L. No. 103-414, 108 Stat. 4279, codified at 47 USC 1001-1010).

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COMP128

The COMP128 algorithms are implementations of the A3 and A8 algorithms defined in the GSM standard.

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Digital Signal 0

Digital Signal 0 (DS0) is a basic digital signaling rate of 64 kilobits per second (kbit/s), corresponding to the capacity of one analog voice-frequency-equivalent communication channel.

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Fax

Fax (short for facsimile), sometimes called telecopying or telefax (the latter short for telefacsimile), is the telephonic transmission of scanned printed material (both text and images), normally to a telephone number connected to a printer or other output device.

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General Packet Radio Service

General Packet Radio Service (GPRS) is a packet oriented mobile data standard on the 2G and 3G cellular communication network's global system for mobile communications (GSM).

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GPRS core network

The GPRS core network is the central part of the general packet radio service (GPRS) which allows 2G, 3G and WCDMA mobile networks to transmit IP packets to external networks such as the Internet.

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GSM

GSM (Global System for Mobile communications) is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe the protocols for second-generation digital cellular networks used by mobile devices such as tablets, first deployed in Finland in December 1991.

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GSM services

Global System for Mobile Communications (GSM) services are a standard collection of applications and features available to mobile phone subscribers all over the world.

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Handover

In cellular telecommunications, the terms handover or handoff refer to the process of transferring an ongoing call or data session from one channel connected to the core network to another channel.

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International Mobile Equipment Identity

The International Mobile Equipment Identity or IMEI is a number, usually unique, to identify 3GPP and iDEN mobile phones, as well as some satellite phones.

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International mobile subscriber identity

The International Mobile Subscriber Identity or IMSI is used to identify the user of a cellular network and is a unique identification associated with all cellular networks.

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Internet

The Internet is the global system of interconnected computer networks that use the Internet protocol suite (TCP/IP) to link devices worldwide.

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Key (cryptography)

In cryptography, a key is a piece of information (a parameter) that determines the functional output of a cryptographic algorithm.

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Media gateway

A media gateway is a translation device or service that converts media streams between disparate telecommunications technologies such as POTS, SS7, Next Generation Networks (2G, 2.5G and 3G radio access networks) or private branch exchange (PBX) systems.

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Mobile Application Part

The Mobile Application Part (MAP) is an SS7 protocol that provides an application layer for the various nodes in GSM and UMTS mobile core networks and GPRS core networks to communicate with each other in order to provide services to users.

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Mobile phone

A mobile phone, known as a cell phone in North America, is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area.

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Mobile phone operator

A mobile phone operator, wireless provider, or carrier is a mobile telecommunications company that provides wireless Internet GSM services for mobile device users.

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Mobile station

A mobile station (MS) comprises all user equipment and software needed for communication with a mobile network.

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Mobile switching centre server

The mobile switching station, abbreviated as MSC Server or MSS, is a 2G core network element which controls the network switching subsystem elements.

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Mobility management

Mobility management is one of the major functions of a GSM or a UMTS network that allows mobile phones to work.

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MSISDN

MSISDN (pronounced as /'em es ai es di en/ or misden) is a number uniquely identifying a subscription in a GSM or a UMTS mobile network.

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Multimedia Messaging Service

Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network.

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Next-generation network

The next-generation network (NGN) is a body of key architectural changes in telecommunication core and access networks.

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Phone cloning

Phone cloning is the copying of identity from one cellular device to another.

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Primary key

In the relational model of databases, a primary key is a specific choice of a minimal set of attributes (columns) that uniquely specify a tuple (row) in a relation (table).

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Public land mobile network

A public land mobile network (PLMN), as defined in telecommunications regulation, is a network that is established and operated by an administration or by a recognized operating agency (ROA) for the specific purpose of providing land mobile telecommunications services to the public.

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Public switched telephone network

The public switched telephone network (PSTN) is the aggregate of the world's circuit-switched telephone networks that are operated by national, regional, or local telephony operators, providing infrastructure and services for public telecommunication.

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Pulse-code modulation

Pulse-code modulation (PCM) is a method used to digitally represent sampled analog signals.

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Roaming

Roaming is a wireless telecommunication term typically used with mobile devices (like mobile phones).

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Routing in the PSTN

Routing in the PSTN is the process used to route telephone calls across the public switched telephone network.

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Shared secret

In cryptography, a shared secret is a piece of data, known only to the parties involved, in a secure communication.

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Short Message service center

A Short Message Service Center (SMSC) is a network element in the mobile telephone network.

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SMS

SMS (short message service) is a text messaging service component of most telephone, internet, and mobile-device systems.

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Sound

In physics, sound is a vibration that typically propagates as an audible wave of pressure, through a transmission medium such as a gas, liquid or solid.

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Subscriber identity module

A subscriber identity module or subscriber identification module (SIM), widely known as a SIM card, is an integrated circuit that is intended to securely store the international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephony devices (such as mobile phones and computers).

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Telephone

A telephone, or phone, is a telecommunications device that permits two or more users to conduct a conversation when they are too far apart to be heard directly.

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Telephone exchange

A telephone exchange is a telecommunications system used in the public switched telephone network or in large enterprises.

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Telephone number

A telephone number is a sequence of digits assigned to a fixed-line telephone subscriber station connected to a telephone line or to a wireless electronic telephony device, such as a radio telephone or a mobile telephone, or to other devices for data transmission via the public switched telephone network (PSTN) or other private networks.

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Time-division multiplexing

Time-division multiplexing (TDM) is a method of transmitting and receiving independent signals over a common signal path by means of synchronized switches at each end of the transmission line so that each signal appears on the line only a fraction of time in an alternating pattern.

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UMTS Terrestrial Radio Access Network

UTRAN (short for "Universal Terrestrial Radio Access Network") is a collective term for the network and equipment that connects mobile handsets to the public telephone network or the Internet.

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Video

Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media.

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Virtual machine

In computing, a virtual machine (VM) is an emulation of a computer system.

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Voicemail

A voicemail system (also known as voice message or voice bank) is a computer-based system that allows users and subscribers to exchange personal voice messages; to select and deliver voice information; and to process transactions relating to individuals, organizations, products and services, using an ordinary telephone.

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Wireless Application Protocol

Wireless Application Protocol (WAP) is a technical standard for accessing information over a mobile wireless network.

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2G

2G (or 2-G) is short for second-generation cellular technology.

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3G

3G, short for third generation, is the third generation of wireless mobile telecommunications technology.

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3GPP

The 3rd Generation Partnership Project (3GPP) is a collaboration between groups of telecommunications standards associations, known as the Organizational Partners.

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Redirects here:

Authentication Center, GMSC, GSM core network, Home Location Register, Home location register, Mobile Switching Center, Mobile Switching Centre, Mobile switching center, Mobile switching centre, Network Switching Subsystem, Network and Switching Subsystem, Qualdir, Switching and Management Subsystem, Visitor Location Register, Visitor Location Registers, Visitor location register, Visitors Location Register.

References

[1] https://en.wikipedia.org/wiki/Network_switching_subsystem

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