Wireless Glossary

  • 3G – Third Generation
  • 3GPP, 3GPP2 – Third Generation Partnership Project, #2
  • AAA – Authentication, Authorization and Accounting
  • AAL – ATM Adaptation Layer
  • ACD – Automatic Call Distribution
  • ACTS – Automated Coin Toll Service
  • ADPCM – Adaptive Differential Pulse Code Modulation
  • AG – Access Gateway
  • AH – Authentication Header
  • AIN – Advanced Intelligent Network
  • AIS – Alarm Indication Signaling
  • AIX – Advanced Interactive Executive
  • ALCAP – Access Link Control Application Protocol
  • AMR – Adaptive Multi-Rate
  • ANDSF – Access Network Discovery and Selection Function
  • ANSI – American National Standards Institute
  • AP – Application Part
  • API – Application Programming Interface
  • APP – Application Marker / Sample Application Layer
  • APS – Automatic Protection Switching
  • ARP – Address Resolution Protocol
  • AS – Application Server
  • ASN-1 – Abstract Syntax Notation One Encoder / Decoder
  • ASP – Application Service Provider
  • ASR – Audio Response System
  • ATCA – Advanced Telecommunications Computing Architecture
  • ATM – Asynchronous Transfer Mode
  • ATMARP – Asynchronous Transfer Mode Address Resolution Protocol
  • AuC – Authentication Center
  • B-ISUP – Broadband ISDN User Part
  • B2BUA – Back-to-Back User Agent
  • BDP – Business Decision Point
  • BGCF – Breakout Gateway Control Function
  • BICC – Bearer Independent Call Control
  • BM-SC – Broadcast / Multicast Service Center
  • BMC – Broadcast Multicast Control
  • BOOTP – Bootstrap Protocol
  • BRAS/MSS – Broadband Remote Access Switch / Multi Service Switch
  • BS – Base Station
  • BSC – Base Station Controller
  • BSS – Base Station System
  • BSSAP – Base Station System Application Part
  • BSSGP – Base Station Subsystem GPRS Protocol
  • BTS – Base Transceiver System
  • BTSM – BTS Management
  • CALA – Caribbean and Latin America
  • CAMEL – Customized Applications for Mobile Networks Enhanced Logic
  • CAN – Connectivity Access Network
  • CAP – CAMEL Application Part
  • CAPEX – Capital Expenditure
  • CBC – Cell Broadcast Center
  • CBN – Common Bonding Network
  • CC – Call Control, Connection Confirm
  • CCF – Charging Control Function
  • CCPU – Continuous Computing
  • CD-ROM – Compact Disc Read-Only Memory
  • CDMA – Code Division Multiple Access
  • CDVT – Cell Delay Variation Tolerance
  • CFR – Code of Federal Regulations
  • CGF – Charging Gateway Function
  • CGW – Charging Gateway
  • CID – Channel Identifier
  • CISPR – Comite International Spécial des Peturbations Radioélectriques (or International Special Committee on Radio Interference)
  • CLEI – Common Language Equipment Identifier
  • CLI – Command Line Interface
  • CLIP – Classical IP
  • CM – Connection Manager
  • CN – Core Network
  • COPS – Common Open Policy Service
  • COPS-PR – COPS Policy Provisioning
  • CORBA – Common Object Request Broker Architecture
  • COTS – Commercial Off-The-Shelf
  • CP-TA – Communications Platforms Trade Association
  • CPU – Central Processing Unit
  • CRF – Charging Rules Function
  • CS – Circuit Switched
  • CS2K – Communication Server 2000
  • CSA – Canadian Standards Association
  • CSCF – Call Session Control Function
  • CSE – CAMEL Service Environment
  • CSU – Computer Switching Unit
  • CSV – Comma Separated Values
  • DAT – Digital Audio Tape
  • DES – Diagnostic Error Signaling
  • DFT/HA – Distributed Fault-Tolerant / High Availability
  • DFT – Distributed Fault-Tolerant
  • DHCP – Dynamic Host Configuration Protocol
  • Diameter – Signaling protocol for AAA functions in IMS networks
  • DiffServ – Differentiated Services
  • DL – Data Link, Down Link
  • DLT – Digital Linear Tape
  • DNS – Domain Name System
  • DPI – Deep Packet Inspection
  • DPM – Downtime Performance Measurement
  • DS-0 – Digital Signal Zero (64Kbps)
  • DS-1 – Digital Signal One (1.544Mbps)
  • DS-3 – Digital Signal Three (44.7Mbps)
  • DS – Differentiated Services
  • DSCP – Dynamic Subnet Configuration Protocol / Differentiated Services Code Point
  • DSL – Digital Subscriber Line
  • DSLAM – Digital Subscriber Line Access Multiplexer
  • DSMIP – Dual Stack Mobile IP
  • DSP – Digital Signal Processing
  • DSU – Digital Switching Unit
  • DTMF – Dual Tone Multi-Frequency
  • DVD – Digital Video Disk
  • DVMRP – Distance Vector Multicast Routing Protocol
  • E1 – European Format Digital Signal Level 1
  • EADPCM – Embedded Adaptive Differential Pulse Code Modulation
  • EAP – Extensible Authentication Protocol
  • eBM-SC – Enhanced Broadcast / Multicast Service Center
  • eBS – Evolved Base Station
  • ECF – Event Charging Function
  • ECMP – Equal Cost Multi-Path
  • EIA – Electronic Industries Association
  • EIR – Equipment Identification Register
  • EM – Element Manager
  • EMC – Electromagnetic Compatibility
  • EMS – Element Management System
  • EN – European Norm
  • eNb – E-UTRAN NodeB
  • ENUM – Telephone Number Mapping
  • EPC – Evolved Packet Core
  • EPS – Evolved Packet System
  • ePDG – Enhanced Packet Data Gateway
  • ESI – End System Identifier
  • ESP – Encapsulating Security Payload
  • ETS – European Telecommunication Standard
  • ETSI – European Telecommunications Standards Institute
  • E-UTRAN – Evolved UTRAN
  • F1 – F1 Class of OAM
  • F3 – Virtual Path OAM
  • F5 OAM – Virtual Circuit OAM
  • FA – Foreign Agent
  • FAP – Femto Access Point
  • FCC – Federal Communications Commission
  • FGW – Femto Gateway
  • FITs – Failures per Billion Hours of Operation
  • FMECA – Fault Modes, Effects and Criticality Analysis
  • FP – Framing Protocol
  • FR – Frame Relay
  • FRU – Field Replaceable Unit
  • FT/HA – Fault-Tolerant / High Availability
  • FTP – File Transfer Protocol
  • FTTx – Fiber to the curb / home / premises
  • GAN – Generic Access Network
  • GANC – Generic Access Network Controller
  • GbE – Gigabit Ethernet
  • GERAN – GSM Edge Radio Access Network
  • GGSN – Gateway GPRS Support Node
  • GK – Gatekeeper
  • GMLC – Gateway Mobile Location Center
  • GMM/SM – GPRS Mobility Management and Session Management
  • GMSC – Gateway MSC
  • GPRS – General Packet Radio System
  • GPS – Global Positioning System
  • GRE – Generic Routing Encapsulation
  • GSM – Global System for Mobile Communications
  • GSN – GPRS Support Node
  • GSP – Global Service Provider
  • GTP – GPRS Tunneling Protocol
  • GTT – Global Title Translation
  • GUI – Graphical User Interface
  • GW – Gateway
  • H.248 – MEGACO, Media Gateway Control Protocol
  • H.323 – Umbrella protocol for H.255.0, H.245, H.450
  • HA – High Availability
  • H-AAA – Home AAA
  • HDLC – High-level Data Link Control
  • HDTV – High Definition Television
  • HLR – Home Location Register
  • HNB – Home NodeB
  • HSS – Home Subscriber Server
  • I-CSCF – Interrogating Call Session Control Function
  • i-SCSI – Internet Small Computer Systems Interface
  • I/F – Interface
  • I/O – Input / Output
  • IA – Intel Architecture
  • IAD – Integrated Access Device
  • IBN – Isolated Bonding Network
  • ICMP – Internet Control Message Protocol
  • IEC – Inter Exchange Carrier
  • IEEE – Institute of Electrical and Electronics Engineers
  • IETF – Internet Engineering Task Force
  • IGMP – Internet Group Management Protocol
  • IKE – Internet Key Exchange
  • ILMI – Integrated Local Management Interface
  • IM – Instant Messaging
  • IM-SSF – IP Multimedia – Service Switching Function
  • IME – Interface Management Entity
  • IMS – IP Multimedia Subsystem
  • IMS-MGW – IP Multimedia Subsystem Media Gateway Function
  • IN – Intelligent Network
  • INAP – Intelligent Network Application Protocol
  • InATMARP – Inverse ATMARP
  • IOS – Inter-Operability Specifications
  • IP – Internet Protocol
  • IP PBX – Internet Protocol Private Branch Exchange
  • IP-SP – IP-Signaling Point
  • IPBCP – IP Bearer Control Protocol
  • IPoA – IP over ATM
  • IPsec – IP Security
  • IPT – Integrated Project Team
  • IPTV – IP Television
  • IRIG-B – Inter Range Instrumentation Group mod B
  • ISC – IMS Service Control
  • ISDN – Integrated Services Digital Network
  • ISG – Intelligent Services Gateway
  • ISO/IEC – International Organization of Standardization / International – Electrotechnical Commission
  • ISUP – ISDN User Part
  • ITU-T – International Telecommunications Union Telecom sector
  • IUA – ISDN Q.921 User Adaptation Layer
  • IVR – Interactive Voice Response
  • IWGW – Interworking Gateway
  • IWMSC – Interworking MSC
  • JFS – Journaling File System
  • JTAG – Joint Test Action Group
  • KVM – Keyboard Video Mouse
  • L1 – Layer 1 in OSI Model (Physical Layer)
  • L2 – Layer 2 in OSI Model (Data Link layer)
  • L2F – Layer 2 Forwarding
  • L2TP – Layer 2 Tunneling Protocol
  • LAN – Local Area Network
  • LAPB – Link Access Procedure Balanced
  • LAPC – Link Access Procedure for Control Plane
  • LAPD – Link Access Protocol on D channel
  • LAPDm – LAPD Mobility
  • LAPV5 DL – Link Access Protocol V5 Data Link
  • LAPV5 EF – Link Access Protocol V5 Envelope Function
  • LB – Load Balancing
  • LBS – Location-Based Services
  • LCS – Location Services
  • LDAP – Lightweight Directory Access Protocol
  • LDF – Load Distribution Function
  • LE – Local Exchange
  • LL – Local Loop
  • LLC – Logical Link Control
  • LMA – Local Mobility Anchor
  • LMI – Local Management Interface
  • LMU – Location Management Unit
  • LNP – Local Number Portability
  • LOC – Location Center
  • LSR – Label Switch Router
  • LTE – Long-Term Evolution
  • M2PA – MTP2 Peer-to-Peer Adaptation Layer
  • M2UA – MTP2 User Adaptation Layer
  • M3UA – MTP3 User Adaptation Layer
  • MAC – Media Access Control
  • MAG – Mobile Access Gateway
  • MAP – Mobile Application Part
  • MBMS – Multimedia Broadcast Multicast Service
  • MBS – Maximum Burst Size
  • MCE – Multi-cell / multicast Coordination Entity
  • MCU – Multipoint Conference Unit
  • MD 5 – Message-Digest Algorithm
  • MD – Manufacture Discontinue
  • MDM – Media Device Manager
  • MEGACO – Media Gateway Control Protocol (H.248)
  • Mesh-BN – Meshed Bonding Network
  • MFC – Most Favored Customer
  • MFRP – Multimedia Function Resource Processor
  • MG – Media Gateway
  • MGC – Media Gateway Controller
  • MGCF – Media Gateway Control Function
  • MGCP – Media Gateway Control Protocol
  • MGW – Media Gateway
  • MIB – Management Information Base / Master Information Block
  • MIMO – Multiple Input, Multiple Output
  • MIP – Mobile IP
  • MIPS – Million Instructions Per Second
  • MM – Mobility Management
  • MME – Mobile Management Entity
  • MMS – Multimedia Messaging Service
  • MNP/LNP – Mobile / Local Number Portability
  • MPLS – Multi-Protocol Label Switching
  • MPoA – Multi-Protocol over ATM
  • MRFC – Multimedia Resource Function Controller
  • MRFP – Multimedia Resource Function Processor
  • MSC – Mobile Switching Center
  • MSCF – Messaging Service Control Function
  • MTP – Message Transfer Part
  • NA – North American
  • NAPT – Network Address Port Translation
  • NAS – Network Attached Storage, Non-access Stratum
  • NAT – Network Address Translation
  • NBAP – Node B Application Part
  • NEBS – Network Equipment Building System
  • NEDS – Network Equipment Development Standard
  • NFS – Network File System
  • NGN – Next Generation Network
  • NIC – Network Interface Card
  • NNI – Network-Network Interface
  • NRE – Non-recoverable Engineering
  • NS – Network Services
  • NSRP – Network Service-Ready Platform
  • NTP – Network Time Protocol
  • OAM – Operations, Administration & Maintenance
  • OC-3 – Optical Carrier Level 3 (155.5Mbps)
  • OC-12 – Optical Carrier Level 12 (622.1Mbps)
  • OC-48 – Optical Carrier Level 48 (2.488Gbps)
  • OC-192 – Optical Carrier Level 192 (9.953Gbps)
  • OC-768 – Optical Carrier Level 768 (39.81Gbps)
  • OEM – Original Equipment Manufacturer
  • OFDM – Orthogonal Frequency Division Multiplexing
  • OFDMA – Orthogonal Frequency Division Multiple Access
  • OFM – Outage Frequency Measurement
  • OM – Operational Measurement
  • OPEX – Operating Expense
  • OSA – Open Service Access
  • OSA-GW – Open Service Access – Gateway
  • OSA-SCS – Open Services Architecture Service Capability Server
  • OSI – Open Systems Interconnection
  • OSP – Open Settlement Protocol
  • OSPF – Open Shortest Path First
  • OSS – Operations Support System
  • OXC – Optical Cross Connect
  • P-CSCF – Proxy Call Session Control Function
  • P-MSC – Packet Mobile Switching Center
  • PBX – Private Branch Exchange
  • PCAP – Positioning Calculation Application Part
  • PCI – Peripheral Component Interconnect / Physical Cell Identifier
  • PCR – Peak Cell Rate
  • PDCP – Packet Data Control Protocol
  • PDF – Policy Decision Function
  • PDG – Packet Data Gateway
  • PDSN – Packet Data Support Node
  • PEC – Product Engineering Code
  • PG-MSC – Packet Gateway Mobile Switching Center
  • PGW – Packet Gateway / PDN Gateway
  • PHP – PHP Hypertext Preprocessor embedded scripting language
  • PHY – Physical Layer
  • PI – Product Integrity
  • PICMG – PCI Industrial Computers Manufacturers Group
  • PKM – Privacy Key Management
  • PLOA – Protocol Layers Over ATM
  • PMC – PCI Mezzanine Card
  • PMIP – Proxy Mobile IP
  • POTS – Plain Old Telephone Service
  • PPC – PowerPC
  • PPP – Point-to-Point Protocol
  • PPTP – Point-to-Point Tunneling Protocol
  • PRI – Primary Rate Interface
  • PSF – Protocol-Specific Function
  • PSTN – Public Switched Telephone Network
  • PTM – Packet Telephony Manager
  • PTT – Push-to-Talk
  • PVC – Permanent Virtual Circuit
  • PVG – Packet Voice Gateway
  • QoE – Quality of Experience
  • QoS – Quality of Service
  • RFP – Request for Proposal
  • RFQ – Request for Quote
  • RIP – Routing Information Protocol
  • RLC – Radio Link Control
  • RLC/MAC – GPRS Radio Link Control / Medium Access Control
  • RNC – Radio Network Controller
  • RNSAP – Radio Network Subsystem Application Part
  • ROI – Return on Investment
  • RR – Radio Resource / Round Robin
  • RRC – Radio Resource Control
  • RTCP – Real-time Control Protocol
  • RTP – Real-time Transport Protocol
  • RTPC – Signaling Route Management Transfer Prohibited Control
  • S-CSCF – Serving Call Session Control Function
  • SABP – Service Area Broadcast Protocol
  • SAE – System Architecture Evolution
  • SAF – Service Availability Forum
  • SAN – Storage Area Network
  • SBC – Session Border Controller, Single Board Computer
  • SCCP – Signaling Connection Control Part
  • SCF – Switching Control Function
  • SCIM – Service Capability Interaction Manager
  • SCP – Service Control Point
  • SCR – Sustained Cell Rate
  • SCS – Service Capability Server
  • SCSI – Small Computer System Interface
  • SCTP – Stream Control Transmission Protocol
  • SDH – Synchronous Digital Hierarchy
  • SDHLR – Super Distributed Home Location Register
  • SDK – Software Development Kit
  • SDP – Session Description Protocol
  • SEG – Security Gateway
  • SFP – Small Form-factor Pluggable
  • SG – Signaling Gateway
  • SGF – Set Graphic Rendition
  • SGSN – Serving GPRS Support Node
  • SHA-1 – Secure Hash Algorithm-1
  • SIGTRAN – Signaling Transport
  • SIP – Session Initiation Protocol
  • SLF – Subscription Locator Function
  • SM – Session Management / Stack Manager
  • SMLC – Serving Mobile Location Center
  • SMP – Symmetrical Multi-Processing
  • SMS – Short Messaging Service
  • SMSC – Short Message Service Center
  • SNA – Storage Network Architecture
  • SNC – Synchronous Network Clock
  • SNDCP – SubNetwork-Dependent Convergence Protocol
  • SNMP – Simple Network Management Protocol
  • SNTP – Simple Network Time Protocol
  • SONET – Synchronous Optical Network
  • SPARC – Scalable Processor Architecture
  • SPG – Signaling Processor Gateway
  • SRF – Specialized Resource Function
  • SRNC (UMB) – Session Reference Network Controller
  • SRNC (WCDMA) – Serving RNC
  • SRTP – Secure Real-Time Protocol
  • SS – Supplementary Services
  • SS7 – Signaling System 7
  • SSC1 – Seismic Server Cabinet 1
  • SSCF – Service Specific Coordination Function
  • SSCOP – Service Specific Connection Oriented Protocol
  • SSCS – Service Specific Convergence Sublayer
  • SSF – Service Switching Function
  • SSH – Secure Shell
  • SSP – Signaling Service Point
  • SSS – Signaling Software Subsystem
  • STC – Signaling Transport Converter
  • STM – Synchronous Transfer Mode
  • STP – Signaling Transfer Point
  • SUA – SCCP User Adaptation Layer
  • SVC – Switched Virtual Circuit
  • T1 – Digital Carrier Facility for Digital Signal Level 1
  • TAPA – Trillium Advanced Portability Architecture
  • TAS – Telephony Application Server
  • TC – Transmission Convergence Sublayer
  • TCAP – Transaction Capability Application Part
  • TCP – Transmission Control Protocol
  • TCP/IP – Transmission Control Protocol / Internet Protocol
  • TCO – Total Cost of Ownership
  • TDM – Time Division Multiplexing
  • TEM – Telecom Equipment Manufacturer
  • TFTP – Trivial File Transfer Protocol
  • THIG – Topology Hiding Internetwork Gateway
  • TNL – Transport Network Layer
  • TLS – Transport Layer Security
  • TRX – Transcoder
  • TTS – Text-To-Speech
  • TUCL – TCP / UDP Convergence Layer
  • TUP – Telephony User Part
  • UAS – Universal Audio Server
  • UBR – Unspecified Bit Rate
  • UDP – User Datagram Protocol
  • UE – User Equipment
  • UL – Underwriters Laboratory / Uplink
  • UMA – Unlicensed Mobile Access
  • UMB – Ultra Mobile Broadband
  • UMTS – Universal Mobile Telecommunications System
  • UNC – Universal Naming Convention
  • UNI – User-Network Interface
  • UP – User Plane
  • USP – Universal Signaling Point
  • UTRAN – UMTS Terrestrial Radio Access Network
  • UUI – User-to-User Indicator
  • V5.2 – V5.2 Interface Signaling
  • V5UA – V5.2-User Adaptation Layer
  • V-AAA – Visitor AAA
  • VBR – Variable Bit Rate
  • VC – Virtual Connection / Video Client
  • VCC – Virtual Channel Connection
  • VCCI – Voluntary Control Council for Interference
  • VCI – Virtual Channel Identifier
  • VCL – Virtual Channel Links
  • VLAN – Virtual Local Area Network
  • VLR – Visiting Location Register
  • VNS – Voice Navigation System
  • VO – Validation Office
  • VoATM – Voice over ATM
  • VoD – Video on Demand
  • VoIP – Voice over Internet Protocol
  • VP – Virtual Path
  • VPI – Virtual Path Identifier
  • VPL – Virtual Path Links
  • VPN – Virtual Private Network
  • VRRP – Virtual Router Redundancy Protocol
  • VrTx – Virtual Real-Time Executive real-time operating system
  • VXML – Voice Extensible Markup Language
  • WAG – Wireless Access Gateway
  • WCDMA – Wideband CDMA
  • WLAN – Wireless Local Area Network
  • WRR – Weighted Round Robin
  • WSF – Wireless Service Framework
  • X.25 – Packet switched data network protocol
  • XFS – X Font Server
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