AXE 810 - Acronyms and Abbreviations

AXE 810 - Acronyms and Abbreviations:
100Base-TX
Standard for 100 Mbits/s Ethernet
10Base-T
Standard for 10 Mbits/s Ethernet over twisted copper cables
AAL
ATM Adaptation Layer
ALI
ATM Link Interface
ANSI
American National Standards Institute
APG
Adjunct Processor Group
APT
ABC class for the switching system in AXE
APZ
ABC class denoting the control system in AXE
ASIC
Application Specific Integrated Circuit
AST-DR V3
Announcement Service Terminal – Digital RAM, version 3
ATM
Asynchronous Transfer Mode
AXD 301
ATM switching system from Ericsson
AXE 810
Name for the new AXE released in 2001.
BSC
Base Station Controller (node in GSM).
BYB
ABC class for building practice.
BYB 202
Building practice based on the blue cabinets. Released in 1986.
BYB 501
Building practice based on the grey/brown cabinets.
CBC
Central Building Clock
CCD
Conference Call Device
CCF
Connection and Conversion Field
CDM
Clock Distribution Magazine
CLM
Clock Module
CP
Central Processor
CPU
Central Processor Unit
DAT
Digital Audio Tape
DDF
Digital Distribution Frame
DL
Digital Link
DL2
2:nd generation DL, 32 channels
DL3
3:rd generation DL, 512channels
DL34
Flexible DL, 128-2096 channels
DL5
5:th generation DL, 8192 channels
DLEB
Digital Link multiplexer for Existing equipment Board
DLHB
Digital Link Handling Board
DRAM
Dynamic Random Access Memory
DSP
Digital Signal Processor
ECP
Echo Cancellers in Pool
EDGE
Enhance Data rate for Global Evolution
EMRP
Extension Module Regional Processor
ENGINE
A network from Ericsson based on ATM switching and AXE in combination.
EPSB
Ethernet Packet Switch Board
ET
Exchange Terminal
ET155
Exchange Terminal for 155 Mbit/s
GDM
Generic Device Magazine
GEM
Generic Ericsson Magazine
GPRS
General Packet Radio Service
GPS
Global Positioning System
GS
Group Switch
GSM
Global System for Mobile Communication
HLR
Home Locating Register
HWM 1.3
The APT version based on BYB 501 built with GDM subracks.
HWM 1.4
The APT version released before AXE 810 (ET 155 was introduced)
ICF
Incoming Connection Field
IP
Internet Protocol
IPN
Inter Platform Network
IPNA
IPN Access board
IPNX
IPN switch board
IPU
Instruction Processor Unit
ISA
Industry Standard Architecture
ITU
International Telecommunications Union
LRB
Local Reference Board
MIPS
Million Instruction Per Second
MSC
Mobile Services Switching Centre
OSE
Delta Operating system from ENEA systems
PCI
Peripheral Component Interconnect
PDH
Plesiochronous Digital Hierarchy
POWC
Power Control Unit
RCM
Reference Clock Module
RFI
Ready For Installation
RP
Regional Processor
RPBC
Regional Processor Bus Converter
RPH
Regional Processor Handler
RPI
Regional Processor Integrated
RPP
PCI based Regional Processor
SCB-RP
Support and Connection Board with RP
SCP
Service Control Point
SDRAM
Synchronous DRAM
SONET
Synchronous Optical Network
SPU
Signal Processor Unit
SRAM
Static Random Access Memory
STC
Signalling Terminal Central
STP
Signalling Transfer Point
STR
Signalling Terminal Remote
STU
Store Unit (memory board in CP)
TCP
Transmission Control Protocol
TDMA
US standard mobile system.
V5
Interface to access nodes (e.g. ENGINE Access Ramp).
XDB
Distributed Switch Board