Acronym Guide - E

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E2E - end to end

E 9-1-1 - enhanced 911

EA - equal access

EACR - equal access cost recovery

EAMI - equal access mechanized interface

EAS - extended area service

EB - Enforcement Bureau of the FCC

EC - exchange carrier

EA-CAM - Enhanced Alternative Connect America Cost Model

ECD-SWC - exchange carrier designated-serving wire center

ECFS - Electronic Comment Filing System of the FCC
 
E-DCC - Ethernet digital cross connect

EDD - envelope delay distortion

EDD - Ethernet demarcation device

EDI - electronic document interchange

EDTV - extended definition television

EEL - enhanced extended link

EEPP - end-to-end path protection

EES - entry/exit surrogate

EF - entrance facility

EFM - Ethernet in the first mile

EFT - electronic funds transfer

E-LMI - Ethernet local management interface

EMI - exchange message interface

EML - expected measured loss

EMR - exchange message record

EMS - electronic message system

EMS - Ethernet management systems

eMTA - enhanced multimedia terminal adapter (cable)

ENFIA - exchange network facilities for interstate access

E-NNI - extended network to network interface

EO - end office

EoC - Ethernet over copper

EOC - embedded operations channel

EOT - expenses and other taxes

EoX - Ethernet over any media

EPL - echo path loss

EPON - Ethernet passive optical network

EPVC - extended permanent virtual connect

E-Rate - education rate

ER - eligible recovery

ERL - echo return loss

ERTA - Eastern Rural Telecom Association

ES - end system

ESE - Ethernet service edge

ESP - enhanced service provider

ESS - electronic switching system

ESSEX - ESS centrex service

ESSX - electronic switching system exchange

ETC - eligible telecommunications carrier

ETN - electronic tandem network

ETS - electronic tandem service

ETS - ethernet transport service

ETS E-EVC - ETS extended ethernet virtual connection

ETS I-EVC - ETS interconnected ethernet virtual connection

EVC - Ethernet virtual connection

EU - end user

EUCL - end user common line

EXCH - exchange

EXP - expenses