Appendix A
Acronyms and Abbreviations
- AAL
- ATM Adaption Layer
- AAV
- Alternative Access Vendor
- ABR
- Available Bit Rate
- ACD
- Automatic Call Distributor
- ADM
- Add/Drop Multiplexer
- ADML
- Asymmetric Digital Microcell Link
- ADPCM
- Adaptive Differential Pulse Code Modulation
- ADSL
- Asymmetric Digital Subscriber Line
- AIN
- Advanced Intelligent Network
- AM
- Amplitude Modulation
- AMPS
- Advanced Mobile Phone System
- ANSI
- American National Standards Institute
- AP
- Adjunct Processor
- APPN
- Advanced Peer-to-Peer Networking
- ARCnet
- Attached Resource Computer Network
- ARPANET
- Advanced Research Projects Agency Network
- ARS
- Automatic Route Selection
- ASCII
- American Standard Code for Information Interchange
- ATM
- Asynchronous Transfer Mode
- B-ISDN
- Broadband ISDN
- BBS
- Bulletin Board System
- Bc
- Committed Burst Size
- BCS
- Binary Synchronous Communications
- Be
- Excess Burst Size
- BECN
- Backward Explicit Congestion Notification
- Bellcore
- Bell Communications Research
- BFT
- Binary File Transfer
- BOC
- Bell Operating Company
- bps
- Bits Per Second
- BRI
- Basic Rate Interface
- BSS
- Broadband Switching System
- C/R
- Command/Response
- CAI
- Common Air Interface
- CAP
- Competitive Access Provider
- CAPI
- Common ISDN API
- CATV
- Community Antenna TV
- CBDS
- Connectionless Broadband Data Service
- CBR
- Constant Bit Rate
- CCIR
- Consultative Committee on International Radiocommunications
- CCITT
- Consultative Committee on International Telegraphy and Telephony
- CDDI
- Cable Distributed Data Interface
- CDMA
- Code Division Multiple Access
- CDPD
- Circuit Digital Packet Data
- CDR
- Call Detail Recording
- CDV
- Cell Delay Variability
- Centrex
- Central Exchange
- CER
- Cell Error Ratio
- CERT
- Computer Emergency Response Team
- CIF
- Common Intermediate Format
- CIR
- Committed Information Rate
- CLNP
- Connectionless Network Protocol
- CLP
- Cell Loss Priority
- CLR
- Cell Loss Ratio
- CMR
- Cell Misinsertion Rate
- CPE
- Customer Premise Equipment
- CRC
- Cyclic Redundancy Check
- CS
- Convergence Sublayer
- CSMA
- Carrier Sense Multiple Access
- CSMA/CA
- Carrier Sense Multiple Access/Collission Avoid
- CSMA/CD
- Carrier Sense Multiple Access/Collission Detect
- CSTA
- Computer Supported Telephony Applications
- CSU
- Channel Service Unit
- CT
- Cordless Telephony
- CTD
- Cell Transfer Delay
- CTI
- Computer Telephony Integration
- DACS
- Digital Access Cross-Connect System
- DAMA
- Demand-Assigned Multiple Access
- DARPANET
- Defense Advanced Research Projects Agency Network
- DBS
- Direct Broadcast Satellite
- DCCS
- Digital Access Cross-Connect System
- DCE
- Data Communications Equipment
- DCT
- Discrete Cosine Transform
- DDS
- Digital Dataphone Service
- DE
- Discard Eligibility
- DECT
- Digital European Cordless Telecommunications
- DES
- Data Encryption Standard
- DID
- Direct Inward Dialing
- DISA
- Direct Inward System Access
- DLC
- Digital Loop Carrier
- DLCI
- Data Line Connection Identifier
- DPCM
- Differential Pulse Code Modulation
- DPF
- Data Private Facility
- DQDB
- Distributed Queue Dual Bus
- DSA
- Digital Switched Access
- DSI
- Digital Speech Interpolation
- DSMA
- Digital Sense Multiple Access
- DSS
- Direct Satellite System
- DSU
- Digital Service Unit
- DTE
- Data Terminal Equipment
- DXI
- Data Exchange Interface
- EA
- Address Field Extension
- EBCDIC
- Extended Binary Coded Decimal Interchange Code
- ECC
- Electronic Common Control
- ECMA
- European Computer Manufacturers Association
- ECN
- Explicit Congestion Notification
- ECSA
- Exchange Carriers Standards Association
- ECTF
- Enterprise Computer Telephony Forum
- EIA
- Electronic Industries Association
- EKTS
- Electronic Key Telephone System
- EMI
- Electromagnetic Interference
- EPABX
- Electronic Private Automatic Branch Exchange
- ERMES
- European Radio Message System
- ESF
- Extended Superframe
- ESMR
- Enhanced Switched Mobile Radio
- ETSI
- European Telecommunications Standards Institute
- FCC
- Federal Communications Commission
- FCS
- Frame Check Sequence
- FDD
- Frequency Division Duplex
- FDDI
- Fiber Distributed Data Interface
- FDM
- Frequency Division Multiplexer
- FDMA
- Frequency Division Multiple Access
- FDX
- Full Duplex
- FEC
- Forward Error Correction
- FECN
- Forward Explicit Congestion Notification
- FEP
- Front-End Processor
- FEX
- Foreign Exchange
- FM
- Frequency Modulation
- FOD
- Fax-on-Demand
- fps
- Frames per Second
- FRAD
- Frame Relay Assembler/Disassembler
- FRND
- Frame Relay Network Device
- FTP
- File Transfer Protocol
- FTTC
- Fiber-to-the-Curb
- FTTN
- Fiber-to-the-Neighborhood
- FX
- Foreign Exchange
- GEO
- Geosynchronous Earth Orbiting
- GFC
- Generic Flow Control
- GII
- Global Information Infrastructure
- GSM
- Global System for Mobile Communications
- HAN
- Home Area Network
- HDLC
- High-Level Data Link Control
- HDSL
- High Bit Rate Digital Subscriber Line
- HDTV
- High-Definition TV
- HDX
- Half Duplex
- HEC
- Header Error Control
- HPPI
- High Performance Parallel Interface
- HTML
- Hypertext Markup Language
- HTTP
- Hypertext Transport Protocol
- Hz
- Hertz
- IAB
- Internet Architecture Board
- IANA
- Internet Assigned Numbers Authority
- ICF
- Interexchange Compatibility Forum
- ICN
- Implicit Congestion Notification
- IEC
- Interexchange Carrier
- IEC
- International Electrotechnical Commission
- IEEE
- Institute of Electrical and Electronics Engineers
- IETF
- Internet Engineering Task Force
- IN
- Intelligent Network
- IP
- Intelligent Peripheral
- IP
- Internet Protocol
- IPX
- Internet Packet Exchange
- IRC
- International Record Carrier
- IRTF
- Internet Research Task Force
- ISDN
- Integrated Services Digital Network
- ISO
- International Standards Organization
- ISOC
- Internet Society
- ISP
- Internet Service Provider
- ISSI
- Inter-Switching System Interface
- ITU
- International Telecommunications Union
- IVR
- Interactive Voice Response
- IXC
- Interexchange Carrier
- JDC
- Japanese Digital Cellular
- JPEG
- Joint Photographic Experts Group
- JTACS
- Japanese Total Access Communications Systems
- KTS
- Key Telephone System
- LAN
- Local Area Network
- LAPB
- Link Access Protocol-B
- LAPD
- Link Access Protocol-D
- LATA
- Local Access and Transport Area
- LCR
- Least Cost Routing
- LEC
- Local Exchange Carrier
- LED
- Light Emitting Diode
- LEO
- Low-Earth Orbiting
- LMDS
- Local Multipoint Distribution Services
- LMI
- Local Management Interface
- LOH
- Line Overhead
- LRC
- Longitudinal Redundancy Check
- MAC
- Media Access Control
- MAE
- MERIT Access Exchange
- MAN
- Metropolitan Area Network
- MAU
- Media Access Unit
- MCTD
- Mean Cell Transfer Delay
- MCU
- Multi-Point Control Unit
- MDP
- Motorola Data Protocol
- MEO
- Middle Earth Orbiting
- MFJ
- Modified Final Judgement
- MHS
- Message Handling Service
- MILNET
- Military Network
- MIME
- Multipurpose Internet Mail Extension
- MOD
- Music-on-Demand
- MPEG
- Motion Picture Experts Group
- MTS
- Message Telecommunications Service
- MTSO
- Mobile Traffic Switching Office
- MTSX
- Mobile Traffic Switching Exchange
- MVIP
- Multi-Vendor Integration Protocol
- N-AMPS
- Narrowband-AMPS
- NAP
- Network Access Point
- NIC
- Network Information Center (NIC) Internet Registery
- NIC
- Network Interface Card
- NII
- National Information Infrastructure
- NNI
- Network-to-Network Interface
- NOS
- Network Operating System
- NREN
- National Research and Education Network
- NSFNET
- National Science Foundation Network
- NT
- Network Termination
- NTSC
- National Television Standards Committee
- NTU
- Network Termination Unit
- OC
- Optical Carrier
- OCC
- Other Common Carrier
- OPX
- Off Premise Extension
- OSI
- Open Systems Integration
- OSPF
- Open Shortest Path First
- PABX
- Private Automatic Branch Exchange
- PAD
- Packet Assembler/Disassembler
- PAL
- Phase Alternate Line
- PAM
- Pulse Amplitude Modulation
- PBX
- Private Branch Exchange
- PCM
- Pulse Code Modulation
- PCMCIA
- Personal Computer Memory Card Industry Association
- PCN
- Personal Communication Network
- PCS
- Personal Communication Services
- PDA
- Personal Digital Assistant
- PDU
- Protocol Data Unit
- PHY
- Physical Layer
- PM
- Phase Modulation
- PM
- Physical Medium
- POCSAG
- Post Office Code Standardization Advisory Group
- POH
- Path Overhead
- POP
- Point of Presence
- PPO
- Private Paging Operator
- PPP
- Point-to-Point Protocol
- PRI
- Primary Rate Interface
- PSC
- Public Service Commission
- PSK
- Phase Shift Keying
- PSTN
- Public Switched Telephone Network
- PTI
- Payload Type Identifier
- PUC
- Public Utility Commission
- PVC
- Permanent Virtual Circuit
- QCIF
- Quarter-CIF
- QoS
- Quality of Service
- QPSX
- Queued Packet Synchronous Exchange
- RACE
- Research for Advanced Communications in Europe
- RBOC
- Regional Bell Operating Company
- RCC
- Radio Common Carrier
- RD-LAP
- Radio Data-Link Access Protocol
- RFI
- Radio Frequency Interference
- RHC
- Regional Holding Company
- RIP
- Routing Information Protocol
- S-HTTP
- Secure HyperText Transport Protocol
- SAA
- Systems Application Architecture
- SAR
- Segmentation and Reassembly
- SAT
- Subscriber Access Terminal
- SATAN
- Security Administrator Tool for Analyzing Networks
- SCE
- Service Creation Environment
- SCP
- Signal Control Point
- SCSA
- Signal Computing System Architecture
- SDH
- Synchronous Digital Hierarchy
- SDLC
- Synchronous Data Link Control
- SDN
- Software-Defined Network
- SDSL
- Symmetrical Digital Subscriber Line
- SECAM
- Systeme Electronique Couleur Aven Memoire
- SECBR
- Severely Errored Cell Block Ratio
- Sesame
- Secure European Systems for Applications in a Multivendor Environment
- SIG
- SMDS Interest Group
- SIM
- Subscriber Identification Module
- SIP
- SMDS Interface Protocol
- SLIP
- Serial Line Interface Protocol
- SMDR
- Station Message Detail Recording
- SMDS
- Switched Multimegabit Data Service
- SMR
- Switched Mobile Radio
- SMS
- Service Management System
- SMTP
- Simple Mail Transport Protocol
- SNA
- Systems Network Architecture
- SNI
- Subscriber Network Interface
- SOH
- Section Overhead
- SONET
- Synchronous Optical Network
- SPE
- Synchronous Payload Envelope
- SPX
- Sequenced Packet Exchange
- SRP
- Source Routing Protocol
- SRT
- Source Routing Transparent
- SS7
- Signaling System 7
- SSL
- Secure Socket Layer
- SSP
- Service Switching Point
- STDM
- Statistical Time Division Multiplexer
- STP
- Shielded Twisted Pair
- STP
- Signal Transfer Point
- STP
- Spanning Tree Protocol
- STS
- Synchronous Transport Signal
- SVC
- Switched Virtual Circuit
- SxS
- Step-by-Step
- T
- Measurement Interval
- T-Carrier
- Trunk Carrier
- TA
- Terminal Adapter
- TACS
- Total Access Communications Systems
- TAPI
- Telephony Application Programming Interface
- TASI
- Time Assigned Speech Interpolation
- Tc
- Committed Rate Measurement Interval
- TC
- Transmission Convergence
- TCP
- Transmission Control Protocol
- TDD
- Time Division Duplex
- TDM
- Time Division Multiplexer
- TDMA
- Time Division Multiple Access
- TE
- Terminal Equipment
- TMR
- Trunk Mobile Radio
- TOH
- Transport Overhead
- TSAPI
- Telephony Services Application Programming Interface
- UNI
- Universal Network Interface
- UNI
- User Network Interface
- UNICODE
- Universal Code
- URL
- Universal Service Locator
- USDC
- United States Digital Cellular
- UTP
- Unshielded Twisted Pair
- VBR
- Variable Bit Rate
- VC
- Virtual Channel
- VCI
- Virtual Channel Identifier
- VDSL
- Very High Data Rate Subscriber Line
- VLAN
- Virtual
- VOD
- Video-on-Demand
- VP
- Virtual Path
- VPI
- Virtual Path Identifier
- VPN
- Virtual Private Network
- VRC
- Vertical Redundancy Check
- VSAT
- Very Small Aperture Terminal
- VT
- Virtual Tributary
- WAIS
- Wide Area Information Service
- WAN
- Wide Area Network
- WARC
- World Administrative Radio Conferences
- WATS
- Wide Area Telecommunication Service
- WDM
- Wavelength Division Multiplexer
- WLL
- Wireless Local Loop
- WOTS
- Wireless Office Telecommunication Systems
- WWW
- World Wide Web
- XBar
- Crossbar
- XNS
- Xerox Networking System
|