ETSI 01.04:
A
A3 Authentication algorithm A3
A38 A single algorithm performing the functions of A3 and A8
A5/1 Encryption algorithm A5/1
A5/2 Encryption algorithm A5/2
A5/X Encryption algorithm A5/0-7
A8 Ciphering key generating algorithm A8
AB Access Burst
AC - Access Class (C0 to C15)
- Application Context
ACC Automatic Congestion Control
ACCH Associated Control CHannel
ACK ACKnowledgement
ACM - Accumulated Call Meter
- Address Complete Message
ACU Antenna Combining Unit
ADC - ADministration Centre
- Analogue to Digital Converter
ADN Abbreviated Dialling Number
ADPCM Adaptive Differential Pulse Code Modulation
AE Application Entity
AEC Acoustic Echo Control
AEF Additional Elementary Functions
AGCH Access Grant CHannel
Ai Action indicator
AoC Advice of Charge
AoCC Advice of Charge Charging supplementary service
AoCI Advice of Charge Information supplementary service
ASE Application Service Element
ASN.1 Abstract Syntax Notation One
ARFCN Absolute Radio Frequency Channel Number
ARQ Automatic ReQuest for retransmission
ATT (flag) ATTach
AU Access Unit
AuC Authentication Centre
AUT(H) AUThentication
ETSI
ETSI TR 101 748 V7.0.0 (1999-08) 6 (GSM 01.04 version 7.0.0 Release 1998)
B
BA BCCH Allocation
BAIC Barring of All Incoming Calls supplementary service
BAOC Barring of All Outgoing Calls supplementary service
BCC Base Transceiver Station (BTS) Colour Code
BCCH Broadcast Control CHannel
BCD Binary Coded Decimal
BCF Base station Control Function
BCIE Bearer Capability Information Element
BER Bit Error Rate
BFI Bad Frame Indication
BI all Barring of Incoming call supplementary services
BIC-Roam Barring of Incoming Calls when Roaming outside the home PLMN country supplementary service
Bm Full-rate traffic channel
BN Bit Number
BO all Barring of Outgoing call supplementary services
BOIC Barring of Outgoing International Calls supplementary service
BOIC-exHC Barring of Outgoing International Calls except those directed to the Home PLMN Country
supplementary service
BS - Basic Service (group)
- Bearer Service
BSG Basic Service Group
BSC Base Station Controller
BSIC Base transceiver Station Identity Code
BSIC-NCELL BSIC of an adjacent cell
BSS Base Station System
BSSAP Base Station System Application Part
BSSMAP Base Station System Management Application Part
BSSOMAP Base Station System Operation and Maintenance Application Part
BTS Base Transceiver Station
C
C Conditional
CA Cell Allocation
CAI Charge Advice Information
CB Cell Broadcast
CBC Cell Broadcast Centre
CBCH Cell Broadcast CHannel
CBMI Cell Broadcast Message Identifier
CC - Country Code
- Call Control
CCBS Completion of Calls to Busy Subscriber supplementary service
CCCH Common Control CHannel
CCF Conditional Call Forwarding
CCH Control CHannel
CCITT Comit谷 Consultatif International T谷l谷graphique et T谷l谷phonique (The International Telegraph and
Telephone Consultative Committee)
CCM Current Call Meter
CCP Capability/Configuration Parameter
CCPE Control Channel Protocol Entity
Cct Circuit
CDUR Chargeable DURation
CED called station identifier
CEIR Central Equipment Identity Register
CEND end of charge point
CEPT Conf谷rence des administrations Europ谷ennes des Postes et Telecommunications
CF - Conversion Facility
- all Call Forwarding services
ETSI
ETSI TR 101 748 V7.0.0 (1999-08) 7 (GSM 01.04 version 7.0.0 Release 1998)
CFB Call Forwarding on mobile subscriber Busy supplementary service
CFNRc Call Forwarding on mobile subscriber Not Reachable supplementary service
CFNRy Call Forwarding on No Reply supplementary service
CFU Call Forwarding Unconditional supplementary service
CHP CHarging Point
CHV Card Holder Verification information
CI - Cell Identity
- CUG Index
CIR Carrier to Interference Ratio
CKSN Ciphering Key Sequence Number
CLI Calling Line Identity
CLIP Calling Line Identification Presentation supplementary service
CLIR Calling Line Identification Restriction supplementary service
CM Connection Management
CMD CoMmanD
CMM Channel Mode Modify
CNG CalliNG tone
COLI COnnected Line Identity
COLP COnnected Line identification Presentation supplementary service
COLR COnnected Line identification Restriction supplementary service
COM COMplete
CONNACK CONNect ACKnowledgement
C/R Command/Response field bit
CRC Cyclic Redundancy Check (3 bit)
CRE Call RE-establishment procedure
CSPDN Circuit Switched Public Data Network
CT - Call Transfer supplementary service
- Channel Tester
- Channel Type
CTR Common Technical Regulation
CUG Closed User Group supplementary service
CW Call Waiting supplementary service
D
DAC Digital to Analogue Converter
DB Dummy Burst
DCCH Dedicated Control CHannel
DCE Data Circuit terminating Equipment
DCF Data Communication Function
DCN Data Communication Network
DCS1800 Digital Cellular System at 1800MHz
DET DETach
DISC DISConnect
DL Data Link (layer)
DLCI Data Link Connection Identifier
DLD Data Link Discriminator
Dm Control channel (ISDN terminology applied to mobile service)
DMR Digital Mobile Radio
DNIC Data network identifier
ETSI
ETSI TR 101 748 V7.0.0 (1999-08) 8 (GSM 01.04 version 7.0.0 Release 1998)
DP Dial/Dialled Pulse
DRX Discontinuous reception (mechanism)
DSE Data Switching Exchange
DSI Digital Speech Interpolation
DSS1 Digital Subscriber Signalling No1
DTAP Direct Transfer Application Part
DTE Data Terminal Equipment
DTMF Dual Tone Multi-Frequency (signalling)
DTX Discontinuous transmission (mechanism)
E
EA External Alarms
EBSG Elementary Basic Service Group
ECM Error Correction Mode (facsimile)
Ec/No Ratio of energy per modulating bit to the noise spectral density
ECT Explicit Call Transfer supplementary service
EEL Electric Echo Loss
EIR Equipment Identity Register
EL Echo Loss
EMC ElectroMagnetic Compatibility
eMLPP enhanced Multi-Lev
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