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

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 Facitilites for Interstate Access

E-NNI - Extended Network to Network Interface

EO - End Office

EoC - Ethernet over Copper

EOC - Embedded Operations Channel

EOT - Expenses & 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