NCH NDC
Notification CHannel National Destination Code Network Determined User Busy Network Element Network Element Function
Norme Europeenne de Télécommunications Network Function
Network Independent Clocking Network Induced Location Request Network Management Network Management Centre
National Mobile Station Identification number Number Plan Indentifier Network Service Access Point - Network Termination - Non Transparent
NDUB NE NEF NET NF NIC
NI-LR NM NMC NMSI NPI
NSAP NT
NTAAB NUA NUI NUP O O OA O&M
New Type Approval Advisory Board Network User Access Network User Identification National User Part (SS7)
Optional
Outgoing Access (CUG SS)
Operations & Maintenance
OACSU OCB OD OLR OMC OML OS OSI
Off-Air-Call-Set-Up
Outgoing Calls Barred within the CUG
Optional for operators to implement for their aim
Overall Loudness Rating
Operations & Maintenance Centre Operations and Maintenance Link Operating System
Open System Interconnection OSI Reference Model
OSI RM
P PABX PAD PCH PCM PD
PDN PH
PHI PI PICS PIN PIXT
PLMN PNE POI PP PPE
Pref CUG Ps
PSPDN PSTN PUCT PW
Q QA QAF QOS
R R
Private Automatic Branch eXchange Packet Assembly/Disassembly facility Paging CHannel Pulse Code Modulation
- Protocol Discriminator - Public Data
Public Data Networks
- Packet Handler - PHysical (layer)
Packet Handler Interface Presentation Indicator
Protocol Implementation Conformance Statement Personal Identification Number
Protocol Implementation eXtra information for Testing Public Lands Mobile Network
Présentation des Normes Européennes Point Of Interconnection (with PSTN) Point-to-Point
Primative Procedure Entity Preferential CUG Location probability
Packet Switched Public Data Network Public Switched Telephone Network
Price per Unit Currency Table
Pass Word
Q (Interface) - Adapter Q - Adapter Function
Quality Of Service
Value of Reduction of the MS transmitted RF power relative to the
RA RAB
RACH RAND RBER RDI REC REJ REL REQ RF RFC
RFCH RFN RFU RLP RLR RMS
RNTABLE RPOA RR RSE RSL RSZI RTE
RXLEV RXQUAL
S S/W
SABM SACCH
SACCH/C4
maximum allowed output power of the highest power class of MS (A)
RAndom mode request information field Random Access Burst Random Access CHannel
RANDom number (used for authentication) Residual Bit Error Ratio Restricted Digital Information RECommendation REJect(ion) RELease REQuest Radio Frequency Radio Frequency Channel Radio Frequency CHannel Reduced TDMA Frame Number Reserved for Future Use Radio Link Protocol Receiver Loudness Rating Root Mean Square (value)
Table of 128 integers in the hopping sequence Recognised Private Operating Agency Radio Resource Radio System Entity Radio Signalling Link
Regional Subscription Zone Identity Remote Terminal Emulator Received signal level
Received Signal Quality
SoftWare
Set Asynchronous Balanced Mode
Slow Associated Control CHannel
Slow Associated Control CHannel/SDCCH/4
SACCH/C8 SACCH/T
SACCH/TF SACCH/TH SAP SAPI SB SC
SCCP SCH SCN
SDCCH SDL SDT SDU SE SEF SFH SI
SID SIM SLPP SLR
SLTM SME SMG
SMLC SMS
SMSCB SMS-SC SMS/PP
Slow Associated Control CHannel/SDCCH/8 Slow Associated Control CHannel/Traffic channel Slow Associated Control CHannel/Traffic channel Full rate Slow Associated Control CHannel/Traffic channel Half rate Service Access Point Service Access Point Indicator Synchronization Burst
- Service Centre (used for SMS) - Service Code
Signalling Connection Control Part Synchronization CHannel
Sub-Channel Number
Stand-alone Dedicated Control CHannel Specification Description Language SDL Development Tool Service Data Unit Support Entity Support Entity Function Slow Frequency Hopping
- Screening Indicator - Service Interworking
- Supplementary Information (SIA=Supplemenatary Information A) SIlence Descriptor Subscriber Identity Module Subscriber LCS Privacy Profile Send Loudness Rating Signalling Link Test Message Short Message Entity Special Mobile Group
Serving Mobile Location Centre Short Message Service
Short Message Service Cell Broadcast
Short Message Service - Service Centre Short Message Service/Point-to-Point
Smt SN SNR Short message terminal Subscriber Number Serial NumbeR
SOA SP
SPC SPC SRES SS
SSC SSN SS7 STMR STP SVN
T T
TA TAC TAF TBR TC TCH
TCH/F TCH/F2,4 TCH/F4,8 TCH/F9,6
Suppress Outgoing Access (CUG SS) - Service Provider - Signalling Point - SPare
Signalling Point Code Suppress Preferential CUG Signed RESponse (authentication) - Supplementary Service - System Simulator
Supplementary Service Control string Sub-System Number Signalling System No. 7 SideTone Masking Rating Signalling Transfer Point Software Version Number
-Timer - Transparent - Typeonly
- Terminal Adaptor
- Timing Advance (between an MS and its serving BTS)
Type Approval Code
Terminal Adaptation Function Technical Basis for Regulation Transaction Capabilities Traffic CHannel A full rate TCH
A full rate data TCH (≤2,4kbit/s) A full rate date TCH (4,8kbit/s) A full rate data TCH (9,6kbit/s)