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Glossary - E

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eConnect

An interface for accessing ATPCO applications. Also called the Native or 3270 system.

EDIFACT

Electronic Data Interchange For Administration, Commerce and Transport. An international standard for data exchange developed under the United Nations.

edit

The portion of a computer program that checks the data being entered against the directory levels or for correct coding format before the master file is affected.

edit error

A record that does not pass a computer check for valid data.

edited transaction

A fare record within a fares batch that contains components that are recognized as being valid.

EDS

Electronic data systems.

EFA number

Electronic filing advice number. Also called GFS number. See FAN.

effective date

The first date on which a segment is in effect.

EFS

Electronic Filing System.

electronic bulletin

See bulletin.

ELT

Electronic Tariff.

embedded segment

A change instruction that is made, but never filed in GFS. The unfiled segment becomes embedded and cannot be filed until it is corrected.

EMD

Electronic Miscellaneous Document. One or many coupon electronic documents that may be associated to a flight coupon, referenced to a ticket, or issued separately to document a sale and track usage of optional services and other miscellaneous fees.

encoded

Data within an automated file; the term encoded rules is frequently used as a description of the Automated Rules Subscription product.

end-on-end

1. (Subcategory 104, US/CA fares) Combination of pricing units that are shown separately on the ticket and that need not have a common fare break point. End-on-End includes A-B-A combinations. NOTE: A-B-A validation is based on city codes. See also combinations.

2. (Subcategory 104, International fares) Combination of pricing units that are shown separately on the ticket that need not have a common fare break point. Not applicable to A-B-A combinations. NOTE: A-B-A validation is based on city codes. See also combinations.

equipment code

A three-character IATA-managed designator indicating which type of aircraft is used on a particular flight. Although most commonly found in Schedule Data, these codes also exist in Rule and Service Fee provisions.

ERSP

Electronic Reservation Service Provider. A business that provides the ability for an individual consumer or corporation to make airline reservations via any electronic medium (such as Internet, intranet, online service, direct connection, LAN, or WAN) without the direct participation of an airline or travel agency employee.

ET

Passenger Electronic Tariff.

ETC

Cargo Electronic Tariff.

e-ticket

An electronic version of a paper ticket.

exception ratings to general commodity rates

Rates expressed as a percentage of the General Commodity Rates to charge higher amounts for commodities that are difficult and costly for the carrier to handle. Also called premium or Class Rates. See also GCR, GEN.

Exclusion

Criteria portion of a query coded to specify fares you do not want to find.