GPON-EPON OLT and ONU’s Abbreviation Descriptions

GPON-EPON OLT and ONU’s Abbreviation Descriptions

GPON-EPON Application Abbreviation

  There are lots abbreviation words in the daily GPONEPON OLT and ONT/ONU‘s solution, application and configuration. It would be a very good idea to collect all those common used professional descriptions,such as abbreviated form of a name in fiber optic or telecom, especially in GPON-EPON product area.

GPON FTTx functional entities

GPON FTTx functional entities

A
AB:Assured Bandwidth
AES: Advanced Encrypt System
AGC:Automatic Gain Control
AN:Access Network

B
BE:Best-offer Bandwidth

C
CBU: Cell Base Unit
CID: Consecutive Identical Digit

D
DBA: Dynamically Bandwidth Assignment/Allocation
DSLAM:Digital Subscribe Line Access Multiplexer

E
EFMA:Ethernet in the First Mile Alliance
EPON:Ethernet Passive Optical Network
EqD: Equalization Delay

F
FB:Fixed Bandwidth
FSAN:Full Service Access Networks
FTTB:Fiber to the Building
FTTC:Fiber to the Curb
FTTH:Fiber to the Home
FTTN:Fiber to the Network

G
GEM: G-PON Encapsulation Method
GPON: Gigabit-Capable Passive Optical Network

J

JF:Jumbo Frames

M
MSAN: Multi-service Access Network
MDU(Multi Dwelling Unit)
MTU(Multi Tenant Unit)

N
NAB:Not-assured Bandwidth

NRZ:Non-return-to-Zero

O
OAM: Operation, Administration and Maintenance
OCMI:ONU Management and Control Interface.
OLT ( Optical Line Terminal)
ODN ( Optical Distribution Network)
ONU/ONT( Optical Network Unit/ Optical Network Terminal)

P
P2P:Point to Point
P2MP: Point to Multi-Point
PCBD: Physical Control Block Downstream
PON: Passive Optical Network
POS: Passive OpticalSplitter

R
RTD: Round Trip Delay

RTT:Round Trip Time

S
SFU: Single Family Unit
SBU: Single Business Unit
SNI:Service Node Interface

T
TDM:Time Division Multiplexing
TDMA:Time Division Multiple Access
T-CONT: Transmission Containers

U
UNI:User Network Interface

V
VoD: Video On Demand

W

WDM: wavelength division multiplexing

X

XDSL: the family of digital subscriber line technologies, such as ADSL,HDSL,SDSL,VDSL and RADSL etc. 

(Updating) 

PON OLT and ONU’s Abbreviation Descriptions

PON OLT and ONU’s Abbreviation Descriptions

GPON-EPON Configruation Abbreviation:

oltid: OLT ID number
ontid: ONT ID number
svcid: Service ID number
is/IS; In Service
oos/OOS: Out Of Service
OOS-MA: Out-of-Service and Management
sn-scan: Serial Number Scan
sn-period: Serial Number Scan Period
ds-fec: Downstream Forward Error Correction
xcvr: Transceiver
descr: Descriptions
us-fec: Upstream Forward Error Correction
s-vid: Service VLAN ID
c-vid: Customer VLAN ID
r-vid: Translation VLAN ID
ubw: Upstream Bandwidth
dbw: Downstream Bandwidth
res: N:1 Residential
xcon: N:1 – Cross-Connect 

2 Comments
  1. Your information is useful for me and I’m looking for Gpon supplier.

    • Thanks Masoud,
      Good day, our team is following your case and will contact you soon.
      Best Regards.

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