B channel 

ISDN channel used to carry data, voice …

BA 

Basic Access

Backbone 

Transmission network of a carrier

BACP 

Bandwidth Allocation Control Protocol

BAIC 

Barring of All Incoming Calls

BAIC-Roam 

Barring of All Incoming Calls when roaming outside HPLMN

BAOC 

Barring of All Outgoing Cells

BAS 

Broadband Access Server

BB 

Broad Band

BCCH 

Broadcast Common Control Channel

BCH 

BroadCast Control Channel

BCH 

Bill Cycle Handler

BDPV 

Aka DRS: Dealer Remuneration System

BECN 

Backward Explicit Congestion Notification

BER 

Bit Error Rate

BFWA 

Broasband Fixed Wireless Access

BG 

Border Gateway

BGCF 

Breakout Gateway Control function

BGH 

Bill Generation Handler

BGIWP 

Barring of GPRS InterWorking Profile(s)

BGP 

Border gateway Protocol

BGw 

Billing Gateway

BHCA 

Busy Hour Call Attempt

BICC 

Bearer Independant Call Control

B-ICI 

Broadband Inter Carrier Interface

B-ICI 

B-ISDN Inter-Carrier Notification

BIC-Roam 

Barring of Incoming Calls when roaming outside the home PLMN Country

B-ISDN 

Broadband ISDN

B-ISUP 

Broadband ISDN User Part

BLAST 

Bell Labs Layered Space-Time

BLC 

Buffer Limit Control

BLER 

Block Error Rate

BN 

BECN Cell

BOIC 

Barring Of all outgoing International Cells

BOIC-ex 

Barring of all Outgoing International Calls except those directed to the country

BOIC-ex HC 

Barring of all Outgoing International Calls except to HPLMN

BOOTP 

Bootstrap Protocol

BPM 

Business Process Management

BPS 

Bits per Second

BPSK 

Binary Phase Shift Keying

BRA 

Basic Rate Access: basic rate to ISDN

BRAN 

Broadband radio access network

Broadband 

A service or system requiring transmission channels capable of supporting rates greater than the ISDN primary rate

BRR 

BRasseur de Raccordment

BRT 

BRasseur de Transit

BS 

Base station

BS 

Billing System

BS 

Bearer Service

BSAC 

Bit-Sliced Arithmetic Coding

BSC 

Base Station Controller

BSCS 

Business and Support Control System

BSCU 

Base Station Controller Signaling Unit

BSS 

Base Station Sub-System

BSSAP 

BSS Application Part

BSSGP 

BSS GPRS Protocol

BSSMAP 

BSS Management Application Process

BT 

Burst Tolerance

Btag 

Beginning Tag

BTS 

Base Transceiver Station

BTSM 

BTS Management

BVC 

BSSGP Virtual Connection

BVCI 

BSSGP Virtual Connection Identifier