Terms & Abbreviations

Getting started with embedded, mobile network IoT? A lot of abbreviations and terms are used in the world of the Internet of Things and telecommunication. Here we collected the most commonly used terms in a compact overview and provide a short description. Do not worry about remembering every term. Click on one of the letters to jump to the specific Terms & Abbreviations section:

A2PApplication-to-person, traffic where a person receives messages from an application.
APIApplication Programming Interface, defines interactions between software applications.
APNAccess Point Name, the name of the gateway between a mobile network and a core network.
ARNAmazon Resource Names, uniquely identify AWS resources.
AT CommandHayes Command Set (AT Command Set), a specific command language for communicating with mobile modems.
AWSAmazon Web Services, a subsidiary of Amazon providing on-demand cloud computing platforms and APIs to individuals, companies, and governments, on a metered pay-as-you-go basis.
CChecksum, a check bit of the ICCID calculated by the Luhn Algorithm.
CCCountry Code, number prefixes for reaching telephone subscribers in the networks of the member countries or regions of the International Telecommunication Union (ITU).
CHAPChallenge-Handshake Authentication Protocol, authenticates a user or network host to an authenticating entity.
CMPConnectivity Management Platform, a portal offered by 1NCE to manage the connectivity services.
CoAPConstrained Application Protocol (CoAP) is a specialized Internet Application Protocol for constrained devices, as defined in RFC 7252.
CSCircuit Switching, a method of implementing a telecommunications network where two network nodes establish a dedicated communications channel.
DCSThe DCS parameter specifies how the recipient should process the received SMS message.
DLDownlink, a connection from data communications equipment towards data terminal equipment.
DLRReport sent to the SMS Forwarding Service which acknowledges the delivery of a MT-SMS.
DNSDomain Name System, a hierarchical and decentralized naming system for resources connected to the Internet.
eSIMEmbedded-SIM, a form of programmable SIM card that is embedded directly into a device.
FFForm Factor, size of a SIM cards.
GDPRGeneral Data Protection Regulation, a regulation in EU law on data protection and privacy in the European Union and the European Economic Area.
GSMGlobal System for Mobile Communications, a standard developed by the European Telecommunications Standards Institute to describe the protocols for second-generation (2G) digital cellular networks used by mobile devices.
GTP-UGPRS Tunneling Protocol-User Plane - Used for signaling between the Radio network and Core network to transport the user data
HTTPHypertext Transfer Protocol, an application layer protocol for distributed, collaborative, hypermedia information systems.
HTTP 200HTTP 200 OK success status response code indicates that the request has succeeded. A 200 response is cacheable by default.
HTTP 500HyperText Transfer Protocol 500 Internal Server Error server error response code indicates that the server encountered an unexpected condition that prevented it from fulfilling the request.
HTTP GETHTTP GET method requests a representation of the specified resource.
HTTP PATCHHTTP PATCH request method applies partial modifications to a resource.
HTTP POSTHTTP POST method sends data to the server.
IAMAWS Identity and Access Management, enables AWS users to manage access to AWS services and resources securely.
ICCIDIntegrated Circuit Card Identifier, a unique number that identifies the SIM card itself.
ICMPInternet Control Message Protocol, a supporting protocol in the Internet protocol suite. It is used by network devices, including routers, to send error messages and operational information indicating success or failure when communicating with another IP address, for example, an error is indicated when a requested service is not available or that a host or router could not be reached.
IEIInformation Element Identifier, a unique identity that enables a given information element to be determined within the operating context.
IIIssuer Identifier, a 1 to 4 digit code identifying the issuer of the SIM.
IINIssuer Identification Number, first 4 to 9 digits of ICCID of a SIM card.
IMEIInternational Mobile Equipment Identity, a 14-15 digit number that consists of TAC and SNR number which identifies a device uniquely.
IMEISVInternational Mobile Equipment Identity and Software Version, a 14-15 digit number + 2 digits for the software version.
IMSIInternational Mobile Subscriber Identity, a subscriber number in a mobile network used to identify the SIM.
IoTInternet of Things, a network of embedded devices exchanging data with other services over the Internet
IPInternet Protocol, a communication protocol in the Internet protocol suite for relaying datagrams across global networks.
IPSecInternet Protocol Security, a secure network protocol suite that authenticates and encrypts the packets of data to provide secure encrypted communication between two computers over an Internet
IPv4Internet Protocol version 4, the fourth version of the Internet Protocol (IP).
IPv6Internet Protocol version 6, the sixth version of the Internet Protocol (IP).
JSONJavaScript Object Notation, is an open standard file format, and data interchange format, to store and transmit data objects consisting of attribute–value pairs and array data types.
KinesisAmazon Kinesis, makes it easy to collect, process, and analyze real-time, streaming data so you can get timely insights and react quickly to new information.
LTE Cat-MLong Term Evolution - Machine Type Communication, a radio access technology standard developed by 3GPP to enable IoT communication
LWM2MOMA SpecWorks’ LightweightM2M is a device management protocol designed for sensor networks and the demands of a machine-to-machine (M2M) environment.
MCCMobile Country Code, a 3 digit number which is used in mobile telecommunication to identify a country.
MFF2M2M Form Factor, a special chip-based form factor for embedded SIM cards.
MIIMajor Industry Identifier, first digits of the ICCID, which represents the category of entity which issued the SIM card.
MNCMobile Network Code, a 2 to 3 digit number which is used in mobile telecommunication to identify a local network.
MNOMobile Network Operator
MSISNMobile Subscriber ISDN Number, a number uniquely identifying a subscription in a Global System for Mobile communications or a Universal Mobile Telecommunications System mobile network.
MT-SMSMobile Terminated SMS, message sent to a mobile SIM device.
MTUMaximum Transmission Unit, the size of the largest protocol data unit (PDU) that can be communicated in a single network layer.
NATNetwork Address Translation, a method of translating IP address spaces into another by modifying network address information during the transit across a routing device.
NB-IoTNarrowband Internet of Things, a radio technology standard developed by 3GPP to enable low power communication between embedded, cellular devices and services.
NITZNetwork Identity and Time Zone, a mechanism for provisioning local time and date, time zone and DST offset.
NTPNetwork Time Protocol, a networking protocol for clock synchronization between systems over packet-switched.
OAuthOpen Authorization, an open standard for access delegation, commonly used as a way for Internet users to grant websites or applications access to their information on other websites but without giving them the passwords.
OSOperating System, is system software that manages computer hardware, software resources, and provides common services for computer programs.
P2PPeer-to-peer, a distributed application architecture that partitions tasks or workloads between peers.
PAPPassword Authentication Protocol, a password-based authentication protocol used by Point to Point Protocol (PPP).
PDPPacket Data Protocol, a packet transfer protocol used in wireless mobile networks.
PDP ContextPacket Data Protocol, a data structure that contains subscribers session information during an active session.
PINPersonal Identification Number, a numeric passcode used in the process of authenticating a user accessing a system.
PINGPing, a network administration utility used to test the reachability of a host on an Internet Protocol network.
PLMNPublic Land Mobile Network, a wireless communication system intended for use by terrestrial subscribers. The code identifies the country (MCC) and network (MNC).
PPPPoint-to-Point Protocol, a data link layer communication protocol between two routers directly without any host or any other networking in between.
PSPacket Switching, a method of grouping data that is transmitted over a network into packets.
PUKPersonal Unblocking Key, used in 3GPP mobile phones to reset a personal identification number (PIN) that has been lost or forgotten.
RATRadio Access Technology, the physical, wireless connection method for radio-based communication networks.
RESTRepresentational state transfer, a software architectural style that uses a subset of HTTP.
S3Amazon Simple Storage Service, an object storage service that offers industry-leading scalability, data availability, security, and performance.
SIMSubscriber Identity Module, stores sensitive customer information to authenticate a subscriber on a mobile network.
SIM - IDSIM - ID, a unique number for each SIM to identify the card.
SMSShort Message Service, a text message service found in most telephone and mobile devices.
SMSCShort Message Service Center, a network element in the mobile telephone network handling the SMS.
SPNService Provider Name
SSHSecure Shell Protocol, a cryptographic network protocol for operating network services securely over an unsecured network.
TAPTUN and TAP are kernel virtual network devices. Being network devices supported entirely in software, they differ from ordinary network devices which are backed by physical network adapters.
TCPTransmission Control Protocol, a connection-oriented protocol, one of the main protocols of the Internet protocol suite.
TGWTransit Gateway, enables you to attach AWS VPCs and VPN connections in the same Region and route traffic between them.
TUNTUN and TAP are kernel virtual network devices. Being network devices supported entirely in software, they differ from ordinary network devices which are backed by physical network adapters.
UDHOptional header of a SMS message which describes how the message should be formatted and processed.
UDPUser Datagram Protocol, a connectionless protocol, one of the core members of the Internet protocol suite.
ULUplink, a connection from data communications equipment toward the network core.
UPPUBIRCH Protocol Packet, takes care of packaging the hashed data and signing the package.
URLUniform Resource Locator, a reference to a specific web resource that specifies its location on a network.
UUIDUniversally Unique Identifier, a 128-bit number used to identify information in computer systems.
VPNVirtual Private Network, software that encapsulates and transmit network data over another network.