Telco Independent Consulting in Melbourne has created a Telecommunication glossary in Melbourne for your bed time reading.
ACA – Australian Communications Authority
ACD – Average Call Duration
ACIF – Australian Communications Industry Forum
ACMA – Australian Communications and Media Authority
ATA – Analogue Terminal Adapter
AIS – Alarm Indication Signal
CBL – Control Blocked
CLI – Caller Line Identity
CND – Calling Number Display
COB – Close of Business
CPE – Customer Premise Equipment
CSG – Customer Service Guarantee
CT – Communications Technician (Telstra Tech)
DID – Direct Inward Dial
DLU – Digital Line Unit
DSL – Digital Subscriber Line
EBD – Exchange Based Diversion
ECF – Enhanced Callhandling Feature
ETR – Estimated Time of Resolution
F2M – Fixed to Mobile
FNN – Full National Number
FR – Frame Relay
GDN – Group Directory Number
GMT – Greenwich Mean Time
HFC – Hybrid Fiber Co-axial
IDF – Intermediate Distribution Frame
INMS – Industry Number Management Services
IP – Internet Protocol
ISDN – Integrated Services Digital Network
ISP – Internet Service Provider
IPND – Integrated Public Number Directory
ITFS – International Toll Free Service
IVR – Interactive Voice Response/Recording
LAN – Local Area Network
LCR – Least Cost Routing
LHG – Line Hunt Group
LMDS – Local Multipoint Distribution System
LNP – Local Number Portability
LOS – Loss of Signal (or line of sight, with regard to wireless links)
MBL – Manually Blocked
MDF – Main Distribution Frame
NBP – Network Boundry Point
NOC – Network Operations Centre
NT1 – Network Terminating Unit
NTD – Network Terminating Device
NTU – Network Terminating Unit
OATS – Telstra's diagnostic test, also known as RVOP
P2P – Peer to Peer
PABX – Private Automatic Branch Exchange
PGS – Pair Gain Systems
POI – Point of Interconnect
POP – Point Of Presence
POTS – Plain Old Telephone System
PRA – Primary Rate Access
PRI – Primary Rate Interface
PSTN – Public Switched Telephone Network
PVC – Permanent Virtual Circuit
QOS – Quality of Service
RIM – Remote Integrated Multiplexer
RVA – Recorded Voice Announcement
RVOP – Telstra's diagnostic test, also called OATS
SDH – Synchronous Digital Hierarchy
SHDSL – Symmetrical Heirarchy Digital Subscriber Line
SLA – Service Level Agreement
ULL – Unconditioned or Unbundled Local Loop
TDR – Time Domain Reflectometer
TIO – Telecommunications Industry Ombudsman
USO – Universal Service Obligation
UTC – Universal Time Co-ordinated
VLAN – Virtual Local Area Network
VMM – Voice Mail Message
VOIP – Voice Over Internet Protocol
VPN – Virtual Private Network
WAN – Wide Area Network