Glossary

From AAISP Support Site

DSL Related

DSL
Digital Subscriber Line
ADSL
Asynchronous Digital Subscriber Line
VDSL
Very-high-bit-rate Digital Subscriber Line
FTTC
Fibre to the Cabinet
FTTP
Fibre to the Premises
TAM
Test Access Module
BRAS
Broadband Remote Access Server
CPE
Customer Premise Equipment (router or modem)
DSLAM
Digital Subscriber Line Access Modulator
DLM
Dynamic Line Management
VP
Virtual Path - a link between an Exchange and the BRAS

BT Fault Terms

BBCR
BroadBand Customer Reporting (BT)
BBEU
WBC EUA Service ID (Circuit ID)
CRD
Customer Required by Date
CP
Communications Provider
DP
Distribution Point
KBD
Knowledge Based Diagnostics
KCI
Keep Customer Informed
MFL
Main Fault Location
KCI
Keeping Customers Informed (BT term)
EU:End User
CA
Customer Apparatus
MPF
Metallic Path Facility
MBORC
Matters Beyond Our Reasonable Control. Used by BT to indicate that they're suspending normal fix guarantees as some external event has made it impossible to achieve them (e.g. a fire, storms, terror attack).
AI
Action Item
WAC
Work Allocation Controls (team)
PONR
Point of Now Return - eg when an engineer is booked and cannot now be cancelled.
PCP
Primary Cross-connect Point
PEW
Planned Engineering Works
POH
Point of Handover
RA
Rate Adaptive
REIN
Repetitive Electrical Impulse Noise
RWT
Right When Tested
SIN
Supplier Information Note [BT]
SMTP
Shared Metallic Path Facility
SP
Service Provider (eg AAISP)
SSFP
Service Specific Front Plate
WLR
Wholesale Line Rental
NTE
Network Termination Equipment
NTE5
Network Termination Equipment, 5th version

BT Fault Locations

CA
Fault located at Customer Apparatus
DT
Diagnostic Test required to establish fault
EX
Fault located in Exchange
LN
Fault Located in Local Network
CE
Fault located at Customer Equipment. Provides further breakdown of a CA fault
FU
Fault Located at Frames Unit. Provides further breakdown of an EX fault.

Services Related

BT
British Telecom
BTOR
British Telecom Openreach
OR
Openreach
BTW
BT Wholesale
TTW
TalkTalk Wholesale
DNS
Domain Name System/Server
VoIP
Voice over Internet Protocol
CDR
Call Detail Records - Call logs
SIP:Session Initiation Protocol - Sets up a VoIP call.
DS
Delegation signer (The record used to identify the DNSSEC signing key of a delegated zone)
IDN
Internationalised Domain Name
IP
Internet Protocol
CQM
Constant Quality Monitoring - the name given to the monitoring graphs used on the control pages and FireBricks
RIPE
The Réseaux IP Européens Network - the organisation in Europe who manage IP addresses
SIM
Subscriber identity module

Email Related

POP3
Post Office Protocol, Version 3
IMAP
Internet Message Access Protocol
SMTP
Simple Mail Transfer Protocol

Network Related

MTU
Maximum Transmission Unit
MRU
Maximum Receive Unit
IP
Internet Protocol
TCP
Transmission Control Protocol
PPP
Point to Point Protocol
LCP
Link Control Protocol