\\ More than 3500 Telecom abbreviations maintained by Ioan (Nini) Indreias //
1 A B C D E F G H I J K L M N O P Q R S T U V W X Y
All words

B-CDMABroadband Code Division Multiple Access
B-CPEBroadband Customer Premises Equipment
B-ICIBroadband ISDN Inter-Carrier Interface
B-ICIBroadband ISDN InterCarrier Interface
B-ISDNBroadband Integrated Services Digital Network
B-ISDNBroadband ISDN
B3ZSBinary 3 Zero Substitution
B6ZSBinary 6 Zero Substitution
B8ZSBinary 8 bit Zero Substitution
B8ZSBinary 8 Zero Substitution
BBearer channel
BBridge
BABalanced Asynchronous (HDLC)
BACPBandwidth allocation control protocol
BAFBellcore AMA Format
BAICBarring of All Incoming calls
BAIDBilling Account ID
BAIFBilling Account Identification Facility
BANBilling Account Number
BANCSBell Administrative Network Communications System
BAOCBarring of All Outgoing calls
BASBasic Activity Subset
BAsizeBuffer Allocation Size (DQDB, SMDS)
BBNBolt Baranek and Newman
BBSBulletin Board System
BBWCBattery-Backed Write Cache
BcCommitted Burst Size
BCCBase station Color Code (GSM)
BCCBase Station Colour Code (GSM - UMTS)
BCCBlock Calls Cleared (telephony)
BCCBlock Check Character (BISYNC)
BCCBus Control Card
BCCHBroadcast Common Control Channel (GSM)
BCCHBroadcast Control Channel (GSM)
BCDBinary Coded Decimal
BCDBlocked Calls Delayed
BCDBlocked Calls Delayed (telephony)
BCDICBinary Coded Decimal Interchange Code
BCHBlocked Calls Held
BCHBroadcast Channels
BCIBackward Call Indicators
BCIBell Canada International
BCLBBroadband Connectionless Bearer Service (ATM)
BCLIDBulk Calling Line Identification
BCMBasic Call Model
BCMBit Compression Multiplexer
BCOBBroadband Connection-Oriented Bearer Service (ATM)
BCPBest Current Practices (RFC)
BCRBlocked Calls Released
BCSBasic Combined Subset
BCSBusiness Communication Services
BCSMBasic Call State Machine
BDBill Date
BDCBBBattery Distribution Circuit Breaker Board
BDCSBroadband Digital Cross-Connect System
BDFBBattery Distribution Fuse Board
BDSABasic Digital Special Access
BDTTelecommunications Development Bureau
BEBack-end
BEBlock Error
BECNBackward Explicit Congestion Notification
BECNBackward Explicit Congestion Notification (LAPF)
BEMSBusiness Exchange Measured Service
BERBasic Encoding Rule(s)
BERBit Error Rate/Ratio
BERTBit Error Rate Test
BESBasic Exchange Service
BEtagBeginning-End Tag (DQDB, SMDS)
BFCVBinary Facility Coding Value
BFIBad Frame Indicator (GSM)
BGBilling Group
BGBusiness Group
BGIDBusiness Group Identification
BGP4BGP Version 4
BGPBorder Gateway Protocol (IETF)
BGSBusiness and Government Services (USW Enterprise)
BGWBilling Gateway
BHCABusy Hour Call Attempt(s)
BHCCBusy Hour Call Completions
BIABurned-in MAC address
BIBBackward Indicator Bit
BIBBackward Indicator Bit (SS7)
BIBRBackward Indicator Bit Received
BIBTBackward Indicator Bit to be Transmitted
BIBXBackward Indicator Bit eXpected
BICCBearer Independent Call Control
BICIBroadband Inter-Carrier Interface
BICRoamBarring of Incoming Calls while Roaming
BIGABus Interface Gate Array (Cisco)
BINDBerkeley Internet Name Domain (DNS)
BinHexBinary Hexadecimal
BIOSBasic Input/Output System
BIPBit Interleaved Parity (SONET, SDH)
BIPIBilling Plug-In
BISDNBroadband Integrated Services Digital Network (ISDN)
BISUPBroadband ISUP (ISDN User Part)
BISYNCBInary SYNChronous (also BSC)
BISYNCBinary Synchronous Communications protocol (IBM)
BITBInary Digit
BITNETBecause It's Time Network
BITSBuilding Integrated Timing Supply
BIUBasic Information Unit
BLBasic Link
BLERBLock Error Rate
BLIBusy Lamp Indicator
BLSRBidirectional Line Switched Ring (SONET)
BLUBasic Link Unit (SNA)
BMBroadband Modem
BNBilling Number
BNCBayonet Neil Councilman
BNFBackus Naur Form
BNIBroadband Network Interface
BNMBroadband Network Module
BNNBoundary Network Node
BNRBell Northern Research (subsidary of BCE)
BNSBill Number Screening
BNSBroadband Network Service
BOBBreakout Box
BOBIBreak-out/Break-in (Cisco)
BOCBell Operating Company
BOCPBusiness Optional Calling Plan
BOICBarring of Outgoing Internaltional Calls
BOICexHCBarring of Outgoing International Calls except those to the Home Country
BOMBeginning of Message (DQDB, SMDS)
BOOTPBootstrap Protocol
BORSCHTBattery feed, Overvoltage protection, Ringing, Signaling, Coding, Hybrid and Testing
BPBinding Post
BPADBISYNC Packet Assembler/Disassembler (PSPDN)
BPDUBridge Protocol Data Unit (LAN)
BPIBaseline Privacy Interface
BPOPBuilding Point of Presence
BPRBusiness Process Re-engineering
BPRZBipolar Return to Zero
BPSBits Per Second
BPVBipolar Violation
BPXBroadband Packet Exchange (StrataCom)
BRABasic Rate Access
BRADSBellcore Rating Administrative Data System
BRCSBusiness and Residence Centrex Services
BREBridge Relay Element
BRFBridge Relay Function
BRIBasic Rate Interface
BRIBasic Rate Interface (ISDN)
BRIDSBellcore Rating Input Database System
BRITEBasic Rate Interface Transmission Equipment/Extension
BRLUBroadband Remote Line Unit
BRSBusiness Recovery Service
BRSUBroadband Remote Switching Unit
BSBase Station
BSBearer Service
BSABasic Service Arrangement
BSBHBusy Season Busy Hour (telephony)
BSCBase Station Controller (GSM)
BSCBinary Synchronous Communications protocol (IBM)
BSCBisynchronous Communications
BSDBerkeley Software Distribution
BSEBasic Service Element
BSICBase Station Identity Code (GSM)
BSNBackward Sequence Number (SS7)
BSNRBackward Sequence Number Received
BSNTBackward Sequence Number to be Transmitted
BSPBell System Practice
BSRFBasic System Reference Frequency
BSSBase Station Subsystem (GSM)
BSSBasic Service Set
BSSBasic Synchronized Subset
BSSBroadband Switching System
BSSBroadcasting Satellite Service
BSSGPBSS GPRS Protocol
BSSMAPBase Station Subsystem Mobile Application Part (GSM)
BSTUNBlock Serial Tunnel
BTBurst Tolerance (ATM)
BTABasic Trading Area
BTABasic Trading Areas (Rand McNally)
BTAMBasic Telecommunications Access Method (SNA)
BTNBilling Telephone Number
BTSBase Transceiver Station (GSM - UMTS)
BTUBasic Transmission Unit
Bureauof Standards)
BUSBroadcast and Unknown Server
BVABilling Validation Application
BVCIBSSGP Virtual Vonnection Identifier
BVIBridge Group Virtual Interface
BX.25AT&T implementation of X.25
BXMBroadband Switch Module
SMBZ - SaMBoZaur - test for propagation of define: