Qtech QFC-PS1ARS-GE Configuration Manual do Utilizador descarregar pdf (Página 17)

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6. СОКРАЩЕНИЯ

ADM - Add-Drop Multiplexer

AIS - Alarm Indication Signal

APS - Automatic Protection Switching

AU - Administrative Unit

AU-n - Administration Unit，level n

AUG - Administration Unit Group

AU-PTR - Administration Unit Pointer

BBE - Background Block Error

BBER - Background Block Error Ratio

BER - Bit Error Ratio

CMI - Coded Mark Inversion

C-n - Container- n

CORBA - Common Object Request Broker Architecture

CV - Code Violation

DCC - Data Communications Channel

DCE - Data Circuit-terminating Equipment

DCF - Data Communications Function

DCN - Data Communications Network

DDN - Digital Data Network

DTE - Data Terminal Equipment

DXC - Digital Cross Connect

ECC - Embedded Control Channel

EM - Element Management

EML - Element Management Layer

EMS - Element Management System

EOS - Ethernet Over SDH

ES - Error Second

ESR - Error Second Ratio

ETSI - European Telecommunication Standards Institute

FEBBE - Far End Background Block Error

FEES - Far End Error Second

FESES - Far End Severely Error Second

GUI - Graphical User Interface

HDLC - High Digital Link Control

HPC - Higher order Path Connection

IP - Internet Protocol

ITU-T – International Telecommunication Union-Telecommunication

Standardization Sector

L2 - Layer 2

LAN - Local Area Network

LCT - Local Craft Terminal

LOF - Loss Of Frame

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