E

EAC

See Itron Enterprise Application Center (EAC).

EAI

See Enterprise Application Integration (EAI).

eBridge

A device that uses Ethernet and serial connectivity to provide robust, two-way RF standards-based communications to support Distribution Automation applications such as asset management, Volt/VAR control, self-healing circuits, FCI communications, and distributed generation. See also Bridge.

ECBOCA

See back office certificate authority (BOCA).

ECC

See elliptic curve cryptography (ECC).

ECDSA

See elliptic curve digital signature algorithm (ECDSA).

ECIES

See elliptic curve integrated encryption scheme (ECIES).

Eclipse Enterprise Edition (3E)

A comprehensive management system that uses web service technology for online prepaid electricity and gas vending systems.

ECMT

See Electricity Communications Module Tester (ECMT).

ECN

See engineering change notice (ECN).

ECO

See engineering change order (ECO).

EDC

See Electric Distribution Company (EDC).

EDF

See endpoint definition file (EDF).

Edge Explorer

Obsolete name for Web UI, a web-based user interface for Itron Enterprise Edition (IEE) Meter Data Management (MDM) solution version 10 or later.

Edge Gateway

A highly-secure edge computing platform that features Itron's Gen5 Mesh, LTE and PLTE communications to the BOS, and provides advanced distributed intelligence for a wide range of infrastructure applications, including Industrial IoT, Distribution Automation (DA), Distributed Energy Resource Management System (DERMS) platform, and Smart Cities.

The Edge Gateway can connect, monitor, and manage clusters of new and existing devices using multiple interfaces including Mesh, Ethernet, Wi-Fi, Bluetooth Low Energy (BLE), Serial and USB.

EDI

See electronic data interchange (EDI).

eDRX

See extended discontinuous reception (eDRX).

EEPROM

See electrically erasable programmable read-only memory (EEPROM).

EFC

See extended FAN connectivity (EFC).

effective isotropic radiated power (EIRP)

The output power when a signal is concentrated into a smaller area by the antenna.

EFG

See Energy Forecasting Group (EFG).

EIRP

See effective isotropic radiated power (EIRP).

EkaNet

A functionality that allows you to obtain multiple readings and perform a reset demand when reading a meter using Itron’s Mobile Collector and EkaNet endpoints.

EKSF

See electronic key shipment file (EKSF).

ELD

See Extended Life Device (ELD).

electrically erasable programmable read-only memory (EEPROM)

Non-volatile computer (or electronic device) memory that retains its data when power is removed.

Electric Distribution Company (EDC)

A public utility that distributes electricity to customers.

electric vehicle (EV)

A vehicle that uses one or more electric motors or traction motors for propulsion. An electric vehicle may be powered through a collector system by electricity from off-vehicle sources, or may be self-contained with a battery, solar panels, fuel cells or an electric generator to convert fuel to electricity. EVs include, but are not limited to, road and rail vehicles, surface and underwater vessels, electric aircraft, and electric spacecraft.

electric vehicle charging optimizer (EVCO)

An integrated platform for energy and transportation ecosystem, providing charging infrastructure planning, electric vehicle (EV) charging management, grid planning, and grid & Distributed Energy Resource (DER) orchestration under the EVCO solution.

Electric Vehicle Smart Charging Station

A 240V charging station with Itron's embedded revenue-grade metrology, Zigbee Smart Energy communications, and a full-featured Wi-Fi access point.

electric vehicle supply equipment (EVSE)

Charging devices designed specifically for recharging electric vehicles.

Electricity Communications Module Tester (ECMT)

A radio frequency (RF) software tool for testing the operational status of electricity meters equipped with NICs. ECMT runs pre‐defined test scripts to test electricity meters. When combined with any method of powering an electricity meter, such as a meter test board, ECMT enables utility company meter shops to conduct quality sample testing of inbound meters and to assess field return meters. Formerly called MANTIS.

Electricity OEM Configurator

The Electricity OEM Configurator (formerly known as MUTT) programs, tests, and stores programmatic information used in device provisioning for Itron NICs, electricity meter original equipment manufacturer (OEM) models specified for a given Itron NIC, and supported Load Control Switch (LCS) devices.

electronic authentication, E-authentication

The process of establishing confidence in user identities that are electronically presented to an information system.

electronic credentials

Digital documents used in authentication that bind an identity or an attribute to a subscriber’s token.

electronic data interchange (EDI)

The concept of businesses electronically communicating information that was traditionally communicated on paper, such as purchase orders and invoices. Technical standards for EDI exist to facilitate parties transacting such instruments without having to make special arrangements.

electronic detent

A programming method, or meter option, that prevents received energy from accumulating in the meter's delivered energy register. When the detent feature is enabled, the received energy is accumulated in a separate register.

electronic key shipment file (EKSF)

A file format intended for the secure transmission of device keys.

electronic meter reading (EMR)

The collection, storage, and transmission of meter reading data using a handheld computer or other electronic meter reading device.

electronic security perimeter (ESP)

The logical border that surrounds an access-controlled network or network group with associated cyber assets that are essential to network operation.

electronic serial number (ESN)

The unique International Organization for Standards (ISO) object identification number assigned to a mobile or other electronic device by the manufacturer. The ESN consists of the number issued to the manufacturer (called the arc), which is the same for all devices from that manufacturer, followed by a unique number for the device itself.

The OpenWay Collection Engine (CE) uses the ESN identifier to identify each electric meter it communicates with. The CE displays the ESN as text with a decimal point separator in all interfaces, messages, and data sent to the utility application.

element

A node that describes and organizes data within an XML file. Database entities can be mapped to XML elements so that data can be transferred between applications, even if those applications use different database schemas. APIs use elements to classify data in the XML document. Elements are sometimes referred to as tags or XML tags. An API element uses an opening tag and a closing tag to define where the element begins and ends. An element can contain attributes, values, and other elements.

ELF

See endpoint location file (ELF).

Elliptic curve cryptography

An approach to public-key cryptography based on the algebraic structure of elliptic curves over infinite fields.

elliptic curve cryptography (ECC)

A highly secure public-key cryptography method based on the algebraic structure of elliptic curves over finite fields. ECC provides fast decryption and digital signature processing.

elliptic curve digital signature algorithm (ECDSA)

A digital signature algorithm (DSA) that uses elliptic curve cryptography. Digital signature that the meters use to verify that the messages came from the collection engine and not a malicious source.

elliptic curve integrated encryption scheme (ECIES)

A type of asymmetric encryption.

EM211 Type 100 Meter

An extremely compact sealed-for-life electronic credit meter for single-phase residential applications.

EM211 Type 900 Meter

A type 900 compact meter with internal tariff control that offers full compatibility with existing metering panels and is equipped with enhanced features for the modern utility environment including comfort of installation, meter reading, and event detection.

EM212 Meter

A static energy single-phase class 1 active meter with mechanical register.

EM214 Meter

A EM211 Type 900 Meter residential three phase electricity meter with internal tariff control that offers full compatibility with existing metering panels and is equipped with enhanced features for the modern utility environment including comfort of installation, meter reading, and event detection.

EM214 TYPE 700 Meter

A residential three-phase electricity meter with external tariff control.

EM214 TYPE 900 Meter

A residential three-phase electricity meter with internal tariff control.

EM425-UK (SMETS) Meter

A residential electricity metering with two processors that separate metrology from functionality allowing for a range of features including complex tariffs, prepayment rules, and load management data to be easily updated during post installation.

EM425-UK2 SMETS2 4 Terminal Meter

Itron's SMETS2 solution comprises residential smart meters for electricity and gas measurement, serving the UK government's mandated smart meter rollout program. Drawing from a profound heritage in the region and renowned expertise in gas and electricity industries, the SMETS2 solution blends the latest metrology with digital capabilities, supporting the shift to a cleaner and more flexible energy system in the UK. Other variations include the EM425-UK2 SMETS2 5 Terminal.

EM512 Type 700 JAVA Meter

A two-sensor prepaid household electricity single-phase meter with dual sensors.

EM550-EM650 (SEC) Meter

Itron’s EMx series is comprised of both single-phase and poly-phase meter variants intended to operate in a global advanced metering infrastructure (AMI).

• The EM500 series consists of static, polyphase, four-quadrant, multi-rate, smart meters. It is intended for advanced residential applications and suitable for low voltage direct connected operated networks (LVDC).

• The EM600 series consists of static, polyphase, four-quadrant, multi-rate, smart meters. It is intended for commercial & industrial (C&I) applications and suitable for low voltage / high voltage current transformer connected operated networks (LVCT, HVCT).

EM620 C&I Electricity Meter

A commercial & industrial (C&I) smart electricity meter designed to unlock smart grid capabilities for large customers. Suitable for business applications from small shops to manufacturing facilities, EM620 meters offer comprehensive connectivity options and integrated power quality monitoring to support many application requirements and building blocks to a smarter energy grid. EM620 meters facilitates the transition to smart energy with flexibility, security, and evolution capacities.

embedded services processor (ESP)

A processor in some Cisco^® routers that is responsible for data-plane processing tasks and all network traffic. ESPs are also responsible for some advanced services such as firewall protection, flexible packet matching, and network-based application recognition.

emergency supply capacity control (ESCC)

A function reserved for use during supply emergencies to ration power and avoid or minimize power outages.

EMMSYS Meter Data Management

A core solution for day-to-day operational use by utilities, EMMSYS stores data from various data collection systems. The platform can manage data from water, heat, and cooling applications, and interfaces with utility IT infrastructure including workflows and processes leading to full integration.

EMR

See electronic meter reading (EMR).

encapsulating security payload (ESP)

An Internet protocol that provides confidentiality, authentication, and integrity through encryption to protect against IP packet tampering.

encoded register-type ERT module

An Encoder/Receiver/Transmitter (ERT) module that gets consumption data from a meter by reading messages sent by a meter index containing the data. In contrast, a pulser-type ERT module calculates consumption by counting a meter register’s pulses or switch closures.

Encoder/Receiver/Transmitter (ERT) module

A device that attaches to an electricity, gas, or water meter and collects usage and related data either by radio or cellular frequency. An ERT module encodes the data and transmits it to Itron data collection devices and systems such as handheld computers, (HHCs), mobile automated meter reading (MAMR) devices, and fixed networks.

"Module" is capitalized when it is part of the official product name, for example, 500W ERT Module. "Module" is not capitalized when used to generically describe an ERT, for example, "Itron sells Itron ERT modules." 

encryption

The process of changing plaintext into ciphertext, by use of an algorithm for the purpose of security or privacy.

end device (ED)

A network component or device that is either the source or the destination of a message. For example: a computer, printer, web camera, , or meter.

end gap

A gap in the usage data existing between the last time the meter was read and the time usage data was last collected for the same meter. This is not problematic. See also gap.

end of billing (EOB)

The closing date of a billing cycle. Energy provides charge customers for energy consumption over a defined period. For example, a billing cycle can start on the fifteenth day of the month and end on the fourteenth day of the next month. In this example, the EOB is the end of day on the fourteenth of the month.

End of Extended Support (EOES)

A date in Itron's product life-cycle which indicates that technical support and other types of support services that have been negotiated past original support services for the product are no longer provided.

See also End of New Sales (EONS), End of Support (EOS), and End of Life (EOL).

end of interval (EOI)

End of a demand interval or subinterval.

End of Life (EOL)

A date in Itron's product life-cycle when a product is no longer offered/sold or supported after the stated EOL date.

See also End of Extended Support (EOES), End of New Sales (EONS), and End of Support (EOS).

End of New Sales (EONS)

A date in Itron's product life-cycle when the product is no longer available for purchase by new customers but is supported for customers who have purchased it prior to the EONS date.

See also End of Extended Support (EOES), End of Support (EOS), and End of Life (EOL).

End of Support (EOS)

A date in Itron's product life-cycle when technical support and other types of support services are no longer provided after the date stated. After a product reaches an EOS date, it may be possible to obtain continued support based on mutual agreement between Itron and customer.

See also End of Extended Support (EOES), End of New Sales (EONS), and End of Life (EOL).

end of transmission (EOT)

A transmission control character used in telecommunications to indicate the conclusion of a transmission.

endpoint

Meters, electric vehicle supply equipment (EVSE), FCIs, and HAN devices (such as load control switches, and streetlight controllers), distribution controls, cap bank switches, and other specialized network devices. Many endpoints are assigned to nodes. The term may refer to:

• An Encoder/Receiver/Transmitter (ERT) module that is attached to a meter. ERT modules collect usage and related data from meters and transmit it to data collection devices and systems.

• A meter that is equipped with a built-in communication module with which it transmits usage and related data to data collection devices and systems.

Endpoint Actor

The component of network abstraction that manages operations and information for an endpoint.

endpoint configuration

A set of configuration parameters (such as device class, time zone, security parameters, register operation parameters, communication parameters, load profile parameters, and so on) that are defined in the OpenWay Collection Engine (CE) and assigned to a group of meters.

Also called a meter configuration.

endpoint definition file (EDF)

An XML-formatted file listing the electronic serial numbers (ESNs) and device classes of meters shipped from the Itron manufacturing facility. The OpenWay Collection Engine (CE) imports the information from the file, adding the meters to the OpenWay system and enabling the listed meters to register with cell relays in the field.

endpoint ID

The identification number assigned to each endpoint at the time of manufacture that uniquely distinguishes it from all other endpoints.

endpoint location file (ELF)

A comma-separated values (.CSV) file containing either the latitudinal and longitudinal coordinates, or the complete street address that is associated with a specific endpoint ID. ELFs can contain coordinates/addresses for one or more endpoint IDs.

endpoint serial number (EPSN)

Unique identifier for ERT endpoints that use a combination of ERT ID and market type (gas, electric, or water). Identifying ERTs by ID/market type combination, rather than by ID alone, enables Itron to assign duplicate IDs to ERTs of different ERT/market types.

Endpoint Tools

A collection of standard workflows that is included with Itron’s Field Deployment Manager software for reading and programming Itron endpoints and for modifying and configuring features that are specific to particular endpoint types.

endpoint type

A 4-bit numeric value contained in all messages transmitted by Itron endpoints. It indicates the classification of the transmitting device and the kind of message or category of messages transmitted. Endpoint types use values 0 to 15. For example, a 100G endpoint has an endpoint type of 12.

energized

See set.

energy

The use of power over time, expressed in kilowatt-hours (kWh). See also demand and time-of-use (TOU).

energy charge

An element in a two-part pricing method used in capacity transactions (capacity charge is the other element). This is the charge for the electricity used by an electric customer during the billing period, measured in kilowatt-hours (kWh).

energy diversion

The theft and/or unauthorized use of an energy service such as gas, water, or electricity.

Energy Forecasting Group (EFG)

A subscription support service offered by Itron’s EFG that provides participants with a valuable stream of regional data for end-use saturation and efficiency. The commercial, industrial, and residential sectors each have a dedicated EFG.

Energy Forecasting Services

Itron solutions that address the full spectrum of energy forecasting needs, factoring in economic, technical, behavioral, climate, and policy forces that shape demand for energy.

energy only meters

Meters that do not have their own programs (including meters running in EO mode) and rely on GMI (a generic meter interface software component of UtilOS firmware) to provide load profile functionality.

energy service provider (ESP)

A non-utility supplier of electricity to a competitive energy marketplace.

Energy Services Interface (ESI)

The meter Smart Street Lighting when the HAN radio is activated. An active ESI enables communication to and from HAN devices in the customer location. The ESI can support Zigbee, in which case it functions as a portal and communicates with ZigBee HAN devices. The ESI can also support a custom direct load control (DLC) protocol; in this case, the ESI is embedded inside a device — such as a load control switch (LCS) or electric vehicle supply equipment (EVSE)— and can control some of its functions.

EnergyIQ

See CustomerIQ Software.

engineering change notice (ECN)

A document that describes and authorizes engineering changes to a product and its corresponding documentation. Also called engineering change order (ECO).

engineering change order (ECO)

A document that describes and authorizes engineering changes to a product and its corresponding documentation. Also called engineering change notice (ECN).

Enterprise Application Integration (EAI)

A framework consisting of services and technologies the enterprise uses, and which acts as middleware enabling system and application integration across the enterprise.

Enterprise on Demand (EOD)

An AT&T program for customers with large data deployments, such as utility companies. EOD customers can purchase SIM cards and activate them in their devices at a later time.

enterprise resource planning (ERP)

The integrated management of main business processes, often in real time and mediated by software and technology.

enterprise service bus (ESB)

A software architecture model used for integrating applications and allowing them to communicate without excessive dependencies on each other.

entity

A single person, place, or thing about which data can be stored. For example, each node in a database is called an entity. Service points, customers, and meters are all entities. The XML APIs use elements and attributes to define the properties of each database entity.

enum

Short for enumeration. A data type consisting of named values like elements, members, enumeral, or enumerators.

Environmental Protection Agency (EPA)

A United States federal government agency that writes and enforces laws, regulations, and national standards that are designed to protect human health and the environment.

EO

See energy only meters.

EOB

See end of billing (EOB).

EOD

See Enterprise on Demand (EOD).

EOES

See End of Extended Support (EOES).

EOI

See end of interval (EOI)

EOL

See End of Life (EOL).

EONS

See End of New Sales (EONS).

EOS

See End of Support (EOS).

EOT

See end of transmission (EOT).

EPA

See Environmental Protection Agency (EPA).

ephemeral key

A relatively short-lived private key generated for each execution of a key establishment process.

epoch

The time it takes a node to traverse all the channel time slots in its hopping sequence. See also .

EPSN

See endpoint serial number (EPSN).

EquaScan software

A radio system designed for efficient data collection in multifamily buildings.

EquaScan eHCA

An electronic heat cost allocator from the EquaScan software system specifically developed to meet the diverse requirements of the independent billing service companies.

EquaScan FNet

An innovative 2-way wireless system specially developed to reliably capture properties with high device density.

EquaScan h-Koax RF

A compact heat meter based on the coaxial principle, ideal for calibration exchange.

EquaScan hMIU RF

A radio module developed for automated data collection from CF UltraMaXX MK Meter and CF UltraMaXX V Meter thermal energy meters.

EquaScan Inductive Head

An inductive readout head for the EquaScan software product portfolio.

EquaScan iSD RF

A smoke alarm designed to meet the highest safety requirements.

EquaScan Master RF

Part of the EquaScan software walk-by system for mobile data reading, this serves as a radio frequency unit for bidirectional communication with EquaScan electronic heat cost allocators and meter modules.

EquaScan pMIU RF

A wireless pulse module developed for the automated data logging of pulse-emitting measuring devices.

EquaScan software

A menu-guided software application for computers or tablets that presents data from the EquaScan system.

EquaScan walk-by

An EquaScan mode where the EquaScan Master RF mobile reading device reads module data while walking by and forwards it to the EquaScan software.

EquaScan wMIU RF

An intelligent water meter radio module developed for automated data collection for apartment water meters equipped with a modular CC4 register.

Equipment Outage API

A JSON file web service that provides a standardized API transport. It also provides image-based tiles for map visualization. Two main services are provided by the API:

• Query services: For generic queries based on time range and other filters.

• Identify services: For specific queries based on map-click locations.

ERP

See enterprise resource planning (ERP).

error code

A coded message that corresponds to a fault in the meter's operation. In OpenWay meters, the error codes are categorized in severity as non-fatal or fatal faults.

ERT Install

An Itron software application used at meter manufacturing plants and utility meter shops to program large numbers of ERT modules before they are installed in the field.

ERT module

See Encoder/Receiver/Transmitter (ERT) module.

ESB

See enterprise service bus (ESB).

ESCC

See emergency supply capacity control (ESCC).

ESI

See Energy Services Interface (ESI).

ESN

See electronic serial number (ESN).

ESP

See encapsulating security payload (ESP).

Ethernet

A specification for local communication networks that interconnects different kinds of computers, information processing products, and office equipment.

ETL

See extract, transform, and load (ETL).

EV

• See electric vehicle (EV).

• See EV Connect.

EVCO

See electric vehicle charging optimizer (EVCO).

EV Connect

A cloud-only software-based integration that exchanges information using distributed intelligence (DI) edge computing that operates on a customer's electric meter directly. This on-meter application connects to, and coordinates with, the customer's electric vehicle (EV) charger to keep charging within their panel and utility grid limits.

EVDO

See Evolution-Data Optimized (EVDO).

event

• An occurrence that happens as a result of an action. In Itron product documentation we refer to meter events, device events, billing events, communication events and more. There are many event types. For example, alarms, clock error, low battery warning, diagnostics, calibrations, activation and deactivation.

• In Advanced Metering Manager (AMM) application and other Itron applications, an action that occurs on any device in the network, including device configuration changes, schedule deployments, and errors. In meters and Access Points, events can be associated both with the device and with the Itron NIC. All events have a severity level: Informational, Warning, or Error.

event ID

• A number that defines the event.

• The database where events are stored for further analysis.

event log

Log used to record historical events that occur in the meter.

Event Notification Application

An optional MV-90 xi application that sends emails or produces a file when specific meter or MV-90 xi events occur.

EverBlu

A radio network system for central data acquisition. The self-organizing network of EverBlu data collectors enables automatic maintenance of the system and ensures data transmission even with changing radio environmental conditions.

EverBlu Access Point

A solution that is installed in the central location of each district and is the core of the wireless mesh network. The EverBlu Access Point collects meter data daily from all the EverBlu Collectors on its network.

EverBlu Collector

A device used to collect meter reads from the EverBlu MIUs installed at the end points of the network.

EverBlu Cyble Enhanced Module

An intelligent and compact radio module for Itron water and gas meters, compatible with EverBlu fixed network for daily data transmission or on-request meter reads.

Evolution-Data Optimized (EVDO)

A 3G high-speed cellular data service that uses CDMA technology.

EVSE

See electric vehicle supply equipment (EVSE).

exception

An error or condition that is not part of the normal processing flow.

exception polling

A proactive outage detection technique where pings are sent to devices to see if they are still alive. Devices that do not respond may signify an outage.

exhaustive

A method by which objects are added to a set or a load profile aggregation through dynamic selection, using logical expressions defined in the Saturne Administration Console. For example, all service points with a particular attribute set and all load profiles with a particular name.

export

Meter read data, for a specific date and time, contained in XML, OUSM (Ontario Utility Smart Metering), IEE (Institution of Electrical Engineers), Loadstar, or HHF (hand held format) files for integration with business systems.

ExpressLink

A direct file transfer method used between Field Collection System (FCS) and Mobile Collection System (MC). Using a network connection and shared folders, import and export route files can be directly transferred between FCS and MC. This eliminates the use of removable media for file transfer purposes.

extended data

Data interrogated on a conditional basis from the OpenWay Collection Engine. The types of interrogated data include current register data, prior extended self-read data, extended load profile data, and instrumentation profile data.

extended discontinuous reception (eDRX)

An extension of discontinuous reception (DRX) that reduces power consumption for cellular devices by allowing a device to be in a power-saving state for a longer period of time.

extended endpoint type

An 8-bit numeric value contained in all messages transmitted from Itron endpoints that are capable of transmitting eight bits. The first four bits indicate the endpoint type, and the last four bits further define the type of endpoint. Extended endpoint types use values 0–255.

extended FAN connectivity (EFC)

The communications protocol used by battery powered devices (BPDs) in the 500S R3 network (and older Itron BPD devices). See also field area network (FAN).

extended last gasp

An increased period of time in which an asynchronous message from an electricity meter can indicate the meter has lost power. Extended last gasps increase the likelihood of the last gasp reaching the back office, and are currently only available for secure electricity meters. See also last gasp (LG) and Extended Life Device (ELD).

Extended Life Device (ELD)

Hardware that supports extended last gasp. Currently, only secure electricity meters support Extended Last Gasp. ELDs differ from other electricity meters in the following ways:

• ELDs wait 300 ms before sending the Last Gasp. This allows non-ELDs time to transmit first.

• ELDs provide up to 16 seconds of power in which the NIC can send a Last Gasp. Non-ELD devices have up to 300 ms.

• ELDs bundle Last Gasps received from other devices exactly like battery backed devices, but only for the 16 seconds of their extended power.

• ELD bundling can be turned off, in which case the ELD sends its own and forwards individual Last Gasps.

• Exception polling is not performed on ELD devices.

eXtended mDNS (xmDNS)

A protocol that extends the mDNS specification to site-local scope to support multi-hop LANs that forward multicast packets, but do not provide unicast DNS service.

Extensible Authentication Protocol (EAP)

An authentication framework frequently used in wireless networks and Point-to-Point connections.

Extensible Markup Language (XML)

A standard, structured file format for exchanging business data over networks. Itron exports interval data to XML files, which can then be imported into back end business systems.

External AAD Tenant ID

In the context of Tenant Management, the Tenant ID of an Azure Active Directory instance within the Itron Identity Service.

external token

Refers to an external hardware device, such as a smart card.

extract, transform, and load (ETL)

A single process made up of three database functions used to migrate data between databases, form data marts, convert databases from one format to another, and so on. The ETL process involves extracting data from a source database, transforming the data to fit operational needs, and then loading the data into the target, usually another database or a data warehouse.

extranet

A private network that is controlled by a host organization that manages site administration and restricted content for the purpose of supporting business-to-business functions. The host organization allows access to their restricted content through a secure, web-based sign-in for authorized external users. Authorized external users might include vendors, partners, customers, and so on, who require access to the organization’s restricted information.