E

E for Ethernet

abbreviation / acronyms	Term	Definition
E3	Electronic Entertainment Expo	The annual video game conference and show at the Los Angeles Convention center. www.e3expo.com
e-	Electronic	Electronic or online (for instance an e-zine is an online magazine published only in an electronic form).
e-discovery	Electronic discovery	the collection, processing and review of large amounts of ESI within an enterprise to meet the mandates imposed by common law requirements for discovery. These demands may be due to civil or criminal litigation, regulatory oversight, or administrative proceedings. An independent group of consultants, legal scholars and vendors have created and put into the public domain an "E-Discovery Reference Model" ([EDRM]; www.edrm.net )
e-paper	Electronic paper	e-paper a range of display technology which are designed to mimic the appearance of ordinary ink on paper.
E Phone	Emergency Phones.	telecom slang.
E&M	recEive and transMit (or ear and mouth)	Trunking arrangement generally used for two-way switch-to-switch or switch-to- network connections. Cisco's analog E&M interface is an RJ-48 connector that allows connections to PBX trunk lines (tie lines). E&M also is available on E1 and T1 digital interfaces.
E1		A European digital communications line with a transmission speed of 2.048 Mbps, as defined under the E-carrier system. For DS1, 32 digital voice channels are multiplexed onto one E1 channel
E2		A digital telecommunications connection category defined under the European E-carrier system. An E2 line has an aggregate capacity of 8.448 megabits per second.
E2E	End-to-End	Also known as "soup-to-nuts" it is an acronym for a sector of the industry that specializes in providing end-to-end solutions.
E3		A European digital telecommunications facility with a transmission speed of 34.368 Mbps. For DS3, 32 voice channels are multiplexed onto one E3 channel.
EA	Electronic Arts Enterprise Agreement	EA (NASDAQ: ERTS) is a major American developer, marketer, publisher and distributor of video games. EA is a Microsoft volume software agreement.
EAB	Enterprise Address Book	A collection of information about people, departments, and locations in an enterprise. Information about people may include telephone numbers, mailing addresses, and the department in which a person works.
EAI	Enterprise application integration	EAI is a business computing term for the plans, methods, and tools aimed at modernizing, consolidating, and coordinating the computer applications in an enterprise.
EAL	Evaluation Assurance Level	4 Common Criteria certification of Watchguard firewall
EAM	Event Aggregation Module	Tivoli Security Operations Manager module
EAP	Extensible Authentication Protocol	a protocol for wireless networks that expands on authentication methods used by the PPP, a protocol often used when connecting a computer to the Internet.
EAR	Emergency Assistance Request	usually an internal request within a company for technical assistance by their own support staff to assist with an end-user problem. Most of these problems are termed as BUGS by users and by the programmers as undocumented features.
EARL	Enhanced Address Recognition Logic	a custom Catalyst 5000 family switch component similar to the learning bridge or content-addressable memory (CAM) of other types of network switches and routers
EAS	enterprise application server	enterprise application server
EASDAQ	European Association of Securities Dealers Automated Quotations	An electronic pan-European stock exchange founded by the Belgian Banking and Finance Commission, closely modeled on the NASDAQ exchange in the United States. In 2001, NASDAQ acquired a 58 percent stake in EASDAQ and renamed it NASDAQ Europe.
EAT	End Around Test	Also known as a wrap test, returns output signal to input line
EAX	Environmental Audio	A hardware and software audio standard developed by Creative Labs. It was originally used in SoundBlaster sound boards, and is supported by other companies as well now.
EB	Exabyte	This is 2^60 bytes or 1024 petabytes.
EBCDIC	Extended Binary Coded Decimal Interchange Code	It is also called the Extended ASCII Code. This is a common asynchronous code used by IBM. It is pronounced "ehb-suh-dik". Many corporation that have legacy applications and databases in IBM's OS/390 operating system use this code for the text files. The 8 bit character code is used to represent 256 different bit patterns.
EBIF	Enhanced TV Binary Interchange Format	standard under the SelecTV brand announced in early 2010
EBML	Extensible Binary Meta Language	Simple, XML-like binary language for describing data in structured style. See http://ebml.sourceforge.net/
EBPP	Electronic Bill Presentation and Payment	An acronym that implies using the Internet to send, receive, and pay bills, this is considered by some people to be the next step in online banking.
EBS	E-Business Suite	Oracle's order management hubs
EC2	Elastic Compute Cloud	Amazon EC2 allows customers to rent computers on which to run their own computer applications. EC2 allows scalable deployment of applications by providing a web services interface through which a customer can create virtual machines, i.e. server instances, on which the customer can load any software of their choice.
ECB	electronic code book Event Control Block	A method of enciphering and deciphering data in address spaces or data spaces. Each 64-bit block of plaintext is separately enciphered and each block of the ciphertext is separately deciphered. A data structure used to control sending and receiving of packets in a Novell Network
ECC	elliptic curve cryptography Error Checking and Correction	Approach to public-key cryptography based on elliptic curves over finite fields. A method of detecting and correcting system memory errors by adding additional bits and using a special algorithm.
ECEM	enterprise carbon and energy management	A corporatewide system of record for monitoring, managing, and reporting energy use and carbon emissions. ECEM is a Forrester term, which we feel best describes the systems' functionality and customer requirements.
ECHS	Extended Cylinders, Heads, Sectors	Enables use of hard drives up to 8.4 GB in size
eCI	eCommerce integrator	A service provider that offers strategy, marketing, design, and technical services for eBusiness. Technical services are custom development, commerce package implementation, and application integration, not hosting or network services.
ECM	Enterprise content management	a set of tools and methods that obtain, organize, store and deliver information crucial to its operation. The fundamental objectives of ECM are to streamline access, eliminate bottlenecks, optimize security, maintain integrity and minimize overhead.
ECMA	European Computer Manufacturers Association	An industry trade group headquartered in Geneva. The ECMA has developed more than 200 computer standards.
ECMP	Equal Cost Multipath Routing	distributes traffic across multiple high-bandwidth links to increase performance. One company's OSPF implementation supports multiple equal-cost paths between points and divides traffic evenly among the available paths.
ECO	Engineering Change Order	Hardware minor revisions, usually in the days of minicomputers, where a change wasn't made to the PCB layout (which would probably carry the major revision number/letter)
ECP	electronic check presentment	The electronic presentation of check data to processing banks. In the first ECP phase, one bank presents a second bank with electronic check information based on the check's MICR line, which states the correct customer account and the amount of the payment.
ECS	Extended Character Set	An industry acronym for a specialized ASCII character set. The main differences are in the control characters and the decimal character representations of decimal 128-255.
ECTF	Enterprise Computer Telephony Forum	Brings together the best industry thinkers on the planet to deliver on a shared vision in the computer telephony industry to allow for open access to a diversity of communications products and services. See also http://www.ectf.org/
E_D_TOV	error detect timeout value	The time that a switch waits for an expected response before declaring an error condition. This value is adjustable in 1 microsecond increments from 2 - 10 seconds.
ED2K	eDonkey2000	a decentralized, mostly server-based, peer-to-peer file sharing network best suited to share big files among users, and to provide long term availability of said files.
EDA	event-driven architecture	EDA is a software architecture pattern that orchestrates behavior around the production, detection and consumption of events as well as the responses they evoke.
EDC	electronic dispersion compensation Electronic Data Capture	EDC technology is supported by the Optical Internetworking Forum (OIF) - a group currently defining a 10 Gbps interoperability specification targeting optical links. The transmission distance of this specification supports up to 120 km (2400 ps/nm) EDC system is a computerized system designed for the collection of clinical data in electronic format
EDI	electronic data interchange	The exchange of structured electronic data between computer systems according to predefined message standards.
EDIFACT	Electronic Data Interchange For Administration, Commerce and Transport	international EDI standard developed under the United Nation, also named UN/EDIFACT
EDO	Extended Data Output	a type of dynamic random access memory. EDO memory is much faster than DRAM because it can access more than one block of information at a time. EDO memory accesses a block of memory and as it is sending the information from one block it starts accessing another block to fetch information.
EDGE	Enhanced Data Rates for GSM Evolution	A radio interface technology with enhanced modulation designed to provide GSM and time division multiple access (TDMA) networks with the capacity to rival third-generation (3G) cellular networks.
EDI	Electronic Data Interchange	The process of automating the exchange of business information such as purchase orders, delivery notes and invoices over a data network.
EDM	Electronic Document Management EMC Data Manager	A system that manages different kinds of documents, using computer programs and storage. An EDM system allows a company and its users to create a document or capture the hard copy of a file in electronic form. A centralized, high-performance backup and restore system optimized for large enterprise database environments, from storage vendor EMC.
edress	e-mail address	e-mail address
EDS	Electronic Data Systems	A multibillion-dollar system integration and IT services firm, founded in 1962 and headquartered in Plano, Texas. Acquired by HP.
EDW	enterprise data warehouse	enterprise data warehouse
EEPROM /EPROM	Electrical Erasable Programmable Read Only Memory	This type of memory can be reprogrammed and erased electronically repeatedly by using a device programmer which provides an electric surge.
EF	Expedited Forwarding	A Per-Hop Behavior in the Differentiated Service standard, used to create a virtual leased line service
EFI	Extensible Firmware Interface	Software that runs automatically when an Intel-based Macintosh first starts up. It determines the computers hardware configuration and starts the system software.
EFM	Enterprise fraud and misuse management	saves users money by enabling operational efficiencies, and by stopping fraud and misuse that occur across multiple channels, accounts or products
EFT	Electronic Funds Transfer	A system where money is transferred electronically from one bank account to another, without the need for any paper work such as the traditional cheque.
EFS	Encrypting File System Error Free Seconds	An encryption method based on digital certificates, which allows users to protect the confidentiality of their data on a per-file or per-folder basis. A unit used to specify the error performance of T carrier systems, usually expressed as EFS per hour, day, or week. This method gives a better indication of the distribution of bit errors than a simple BER.
EGA	Enhanced Graphics Adapter	A computer display standard that provides a resolution of 640 by 350 pixels, a palette of 64 colors, and the ability to display as many as 16 colors at one time.
EGL	Enterprise Generation Language	A high-level language that allows developers to focus on business logic as they create complex business applications for deployment in any of several environments, including the Web.
EGNOS	European Geostationary Navigation Overlay Service	a satellite based augmentation system developed by the European Space Agency.
EGP	Exterior Gateway Protocol	A reachability routing protocol used by gateways in a two-level internet. EGP is used in the Internet core system.
EH&S	Environmental, Health and Safety	EH&S compliance systems capture product or process data according to a regulatory authority's standards, forms and procedures for compliance with laws related to occupational health and safety; hazardous materials management and product genealogy/content; and environmental management.
EHA	Ethernet Hardware Address	MAC address, a unique identifier assigned to network interfaces for communications on the physical network segment.
EHR	Electronic Health Record	n electronic record of health-related information on an individual that conforms to nationally recognized interoperability standards and that can be created, managed, and consulted by authorized clinicians and staff across more than one health care organization.
EIA	Electronic Industries Alliance enterprise information architecture	High-tech association that represents the full spectrum of U.S. electronics and high-tech industry manufacturers. See also http://www.eia.org enterprise information architecture
EIGRP	Enhanced Interior Gateway Routing Protocol	Cisco proprietary routing protocol loosely based on their original IGRP. EIGRP is an advanced distance-vector routing protocol, with optimizations to minimize both the routing instability incurred after topology changes
EII	enterprise integration information	data integration
EIM	Enterprise Identity Mapping enterprise information management	an open architecture from IBM for helping an enterprise manage the multiple user registries and identities that enable a computer user to access multiple applications with a SSO. an integrative discipline for structuring, describing and governing information assets, regardless of organizational and technological boundaries, to improve operational efficiency, promote transparency and enable business insight.
EIRP	Effective Isotropic Radiated Power	The effective power radiated from a transmitting antenna when an isotropic radiator is used to determine the gain of the antenna
EIS	enterprise information system	In System Manager, all the resources that the applications manage and the functions for managing them. The applications that comprise an enterprise's existing system for handling companywide information.
EIST	Enhanced Intel SpeedStep Technology	an advanced means of enabling very high performance while also meeting the power-conservation needs of mobile systems. Conventional Intel SpeedStep Technology switches both voltage and frequency in tandem between high and low levels in response to processor load.
EJB	Enterprise JavaBeans	A component architecture defined by Sun Microsystems for the development and deployment of object-oriented, distributed, enterprise-level applications
EKTS	electronic key telephone set	Any key telephone with a built-in microprocessor which allows access to PBX-like features as well as access to multiple CO lines and uses two- to four-pair wiring.
ELAN	Emulated Local Area Network	A logical network initiated by using the mechanisms defined by LANE (LAN Emulation). This could include ATM and legacy attached end stations.
ELM	Expertise location and management	the identification of human expertise, determining the status of that resource and integrating that person into the interaction process.
ELT	extract, load, and transform	The process of extracting data from one or more sources, loading it directly into a relational database, and then using the database engine to run data transformations.
EMA	Enterprise Management Associates	leading industry analyst firm that provides deep insight across the full spectrum of IT and data management technologies. www.enterprisemanagement.com
EMC	Electromagnetic Compatibility	capability of systems or equipment to be tested in the intended environment at designed levels of efficiency without degradation due to electromagnetic interactions
EMF	ElectroMagnetic Field ElectroMotive Force	These fields are produced by power lines, transformers, appliances and radio frequency-RF sources such as microwave ovens, cellular phones, AM/FM/TV transmitters, radars,etc. use to describe anything which behaves like an electrical pump. Batteries, generators, thermoelectric devices, solar cells, and piezoelectric crystals all do the same job in an electrical circuit.
EMI	Electromagnetic interference Enhanced Multilayer Image	An alias for this term is 'RFI' or 'RF' or 'induced noise'. In sensitive and/or badly designed equipment, EMI can cause serious malfunctions or loss of control. EMC aims to prevent this ever happening. Cisco's multicast routing implentation permits any host to send a packet but only members of the multicast group to receive it if "EMI" is enabled on the Stack Master.
EMOTICON	EMOTion ICON	A group of symbols used to indicate emotions in email or newsgroups.
EMPI	Enterprise Master Patient Index	EMPI is a database that contains a unique identifier for every patient in the enterprise.
EMR	electronic medical record	A system used to compile computerized patient healthcare information. EMRs generally deal with information only in the form of document images or text formatted for output to a printer or video display.
EMS	Enhanced Messaging Service enterprise messaging system Expanded Memory Specification	Messaging comprising simple pictures, sounds, animations, and modified text. enterprise-grade system that enables "program-to-program" messaging between applications and systems throughout an enterprise. a technique for utilizing more than 1MB of main memory in DOS -based computers. The limit of 1MB is built into the DOS operating system.
EMV	Europay-MasterCard-Visa	An emerging general payment standard for smart cards.
ENIW	Web-enabled Ethernet Networking Interface	module presents additional remote Web capabilities by providing read/write access via the Internet.
ENQ	Enquiry	A control character used in the ASCII code set to request identification status.
ENS	enterprise nervous system	Gartner's term for the intelligent network that provides unifying connectivity among people, application systems and devices in different locations and business units across a virtual enterprise.
ENTL	Electronic New Hire/Termination/Leave of Absence	electronic document used to set up new staff, termination, or leave.
ENUM	electronic numbering / Electronic Number Mapping system	ENUM is an IETF standard for mapping the public telephone number address space into the DNS.
ENX	European Network Exchange	the communications network of the European automotive industry. www.enxo.com
EOF	end-of-file	On a data medium, a coded character indicating the end of the medium. A code that signals that the last record of a file has been read end-of-file delay
EOL	End Of Life	It usually refers to the time period of support for a software product after a new revision has been placed into use. From time to time, hardware vendors also use the term to describe a time period of support for a given hardware item.
EoS / EoSDH	Ethernet over SONET / Ethernet Over SDH	EoS is a set of protocols which allow Ethernet traffic to be carried over synchronous digital hierarchy networks in an efficient and flexible way.Ethernet frames which are to be sent on the SDH link are sent through an "encapsulation" block to create a synchronous stream of data from the asynchronous Ethernet packets..
EPABX	Electronic Private Automatic Branch Exchange	refer to PABX
ePC	electronic product code	a vision for using next-generation technology to supplant the bar code based Universal Product Code (UPC) system for identifying supply chain objects such as vehicle and pallet loads, case loads and individual articles.
EPG(s)	electronic program guides	two-way television services
EPIC	Explicitly Parallel Instruction Computing	designed to fully incorporate all of the features of the Itanium series of processors from Intel. The uniquely designed EPIC architecture allows the highest possible performance via new levels of parallelism for enterprise and technical applications.
EPGs	electronic program guides	two-way television services
EPL	Ethernet Private Line	A point-to-point service that employs dedicated SONET channels over a shared SONET infrastructure
EPM	Enterprise Performance Management	Oracle Fusion release
EPN	Extended Port Network	A remote switching module of a telephone switch. Different vendors use different names. EPN is specific to Avaya and Definity line of PBXs.
ePO	EPolicy Orchestrator	McAfee tool that delivers real-time information and application integration for network, desktop, and server security
EPO	emergency power off	A means of turning off power during an emergency, referring usually to a switch.
EPOC	Electronic Piece of Cheese	A 32-bit operating system designed by Symbian and written in C++. It is used in mobile phones and PDAs, including PDAs manufactured by Psion.
EPP	Enhanced Parallel Port Enterprise Portal Platform	An enhanced version of the parallel port specification for PCs. Red Hat's JBoss EPP is the commercial version of the open-source GateIn community portal.
EPR	Electronic Patient Record EndPoint Reference	designed to allow fast and easy on-line access to each patient's records in all areas across the Hopkins continuum of care, thus enhancing patient care. Combination of Web services elements that define the address for a resource in a SOAP header
EPS	Encapsulated PostScript Events Per Second	Adobe file format for graphics and text supported by several graphics drawing applications. metric used in evaluating log management and related tools. It represents the total number of network and security events, accumulated from various network devices, that must be managed per second.
EPU	Energy Processing Unit	ASUS EPU utilizes innovative technology to digitally monitor and finetune the CPU power supply with improved VR responses in heavy or light loadings.
ERL	Echo Return Loss	A frequency-weighted measure of return loss over the middle of the voiceband (approximately 560 to 1965 Hz) where talker echo is most annoying.
ERMS	electronic records management systems	electronic records management systems
ERP	Enterprise resource planning error recovery procedure	applications represent the core business applications of most enterprises. These applications encompass management and administrative functions, including financial management and HR, as well as components for managing revenue activities and expenditures and operations. A procedure designed to help isolate and, where possible, to recover from errors in equipment. The procedure is often used in conjunction with programs that record information on machine malfunctions.
ERR	ERRor	ERRor
eRX	e-Prescribing	a type of computer technology whereby physicians use handheld or personal computer devices to review drug and formulary coverage and to transmit prescriptions to a printer or to a local pharmacy.
ES-IS	End System to Intermediate System	The International Organization for Standardization's Open Systems Interconnection (OSI) protocol by which end systems announce themselves to intermediate systems.
ESA	Enthusiast System Architecture	Nvidia ESA is the industry’s first open-standard PC monitoring and control protocol for real-time communication and control of system thermal, electrical, acoustic and operating characteristics. http://www.nvidia.com/object/nvidia_esa.html
ESB	enterprise service bus	ESB brings flow-related concepts such as transformation and routing to a Service-Oriented Architecture.
ESCD	Extended System Configuration Data	Setup data that is stored in a Plug-and-Play-compatible system BIOS. It consists of the system resource requirements of legacy (non-PNP) devices, and the last working configuration of Plug-and-Play-compliant devices.
ESCON	Enterprise Systems Connection	an IBM fiber optic connection technology that interconnects S/390 mainframe computers, workstations and network-attached storage devices across a single channel and supports half duplex data transfers.
ESDI	Enhanced Small Device Interface	This was a popular form of hard drive and controller interface before IDE took over the PC market.
ESE	Extensible Storage Engine	Stores all active directory objects
ESF	Extended Superframe Format	A T1 framing format that uses the framing bit to provide mainte-nance and diagnostic functions.
ESG	Enterprise Strategy Group	an integrated, full-service IT analyst and business strategy firm, world-renowned for forward-looking market intelligence, analysis, and consulting services that deliver proven, measurable results. www.enterprisestrategygroup.com
ESI	Edge Side Include	A technology supporting cacheable and noncacheable Web page components that can be gathered and assembled at the edge of a network.
ESL	electronic shelf labels	programmable wireless electronic device that can be affixed to store shelves/shelf channels
ESM	Enterprise Security Manager	Symantec scalable security policy compliance and host-based vulnerability assessment tool ArcSight ESM is the market-leading security correlation engine
ESM	Enterprise Service Management	consists of solutions and related professional services in the IT management areas
ESN	electronic serial number	Unique identification number embedded in a wireless phone by the manufacturer to prevent fraud.
ESP	estimated street price Encapsulated Security Payload	a manufacturer or developer's estimated price for a product in a specific region or market sector. In a VPN, a security protocol that provides data confidentiality and integrity.
ESPN	Entertainment and Sports Programming Network	ESPN is an American global cable television network focusing on comprehensive sports coverage. http://espn.go.com/
ESRB	Entertainment Software Rating Board	a non-profit, independent organization established in 1994 that reviews entertainment software and web sites and assigns standardized ratings based on suitability for children. www.esrb.org
ESS	employee self-service Extended Service Set	Once simply defined as employee access to human resources (HR) systems, for the purpose of reviewing or updating benefits or address information that had previously been in an HR-staff-controlled domain. a set of one or more interconnected BSSs and integrated local area networks that appear as a single BSS to the logical link control layer at any station associated with one of those BSSs.
ETA	Embedded Transport Acceleration	Intel ETA is the ability to deliver high-performance server communication
ETAS	Encrypted Transaction Audit System	This technology, developed by Computer Support Group, is used within many business websites. I-Biz and Ecommerce software are to enable security and special transaction auditing and tracking.
etc	Essential Text Configuration	In any unix (and variants like linux) system the /etc directory
ETC	Enhanced Throughput Cellular	Cellular modem protocol by AT&T
ETN	electronic tandem network	A private telecommunications network in which calls are automatically switched over specific trunks.
ETL	Extract, Transform and Load	Used to refer to sets of tools or processes for extracting data from a data warehouse, transforming data in a data warehouse or loading data into a data warehouse.
ETRN	Extended Turn	an extension to the SMTP mail delivery protocol that allows an SMTP server to request from another SMTP server any e-mail messages it has for a specific domain.
ETSI	European Telecommunications Standardisation Institute	produce the telecommunications standards that will be used throughout Europe and beyond. European Telecommunications Standardisation Institute
ETTb/ETTh	Ethernet To The Business/Home	Telecommunications carrier service providing Ethernet to a business subscriber (ETTb) or home subscriber (ETTh).
ETX	end-of-text character	The BSC transmission control character used to end a logical set of records that began with the start-of-text character.
EUC	Extended UNIX Code	A protocol that can support sets of characters from 1 to 4 bytes in length. EUC is a means of specifying a collection of code pages rather than actually being a code page encoding scheme itself.
EUEM	end user experience monitoring	end user experience monitoring
EULA	End-User License Agreement	The standard license agreement delivered with each copy of a Microsoft software product, describing the software rights that pertain to the user of that particular copy
EUP	Enterprise Unified Process	EUP is a software development methodology that helps companies create software in an structured and organized manner. It is an extension of the Rational Unified Process (RUP), adding two new development phases -- Production and Retirement.
Eutelsat	European Telecommunications Satellite Organization	A Paris-based European satellite network operator. It offers capacity on 23 satellites for television and radio broadcasting, data networks, Internet services and mobile communications.
EVA	Enterprise Virtual Array	enterprise storage disk array sold by Hewlett-Packard.
EVDO	Evolution Data Only/Evolution Data Optimized	Provides fast wireless broadband 3G internet service to your lap via pcmci slot. You can take the internet with you in your car, airport, train, anywhere your service provider supports in order to surf the web at your convenience.
EWS	Early Warning Status	System that alerts the host system if drive performance approaches unacceptable reliability levels
EX	exchange	A room or building equipped so that telephone lines terminating there may be interconnected as required. The equipment may include manual or automatic switching equipment. A telephone switching center; an aggregate of traffic-carrying devices, switching stages, controlling and signaling means at a network node that enables subscriber lines and/or other telecommunication circuits to be interconnected as required by individual callers. The territory served by an exchange, within which local service rates apply; also known as the exchange area or local service area.
EXE	EXEcutable	common filename extension denoting an executable file (a program) in the DOS, OpenVMS, Microsoft Windows, Symbian, and OS/2 operating systems.
EXIF	EXchangeable Image File format	Standard for storing interchange information in image files, especially those using JPEG compression. Most digital cameras now use the EXIF format. See also http://www.exif.org/
	E-book readers	a class of devices the primary purpose of which is to enable the reading of "trade books" and other content not dependent on color, rich graphics or video.
	eBay	eBay Inc. (NASDAQ: EBAY) is an American internet consumer-to-consumer (c2c) corporation that manages eBay.com, an online auction and shopping website. http://www.ebay.com/
	Echelon	an officially unacknowledged U.S.-led global spy network that operates an automated system for the interception and relay of electronic communications. Monitored transmissions are said to include up to 3 billion communications daily.
	Eclipse	Open-source application development tools, www.eclipse.org
	Electronic paper	several reflective display technologies that do not require a backlight and can be viewed in conditions of moderate to good ambient illumination.
	embed embedded system	When adding an element from one document to another document. Example: A sound file is created in one document, then it is embedded in an HTML document for publication to the Web. A specialized computer system that is part of a larger system or machine. Typically, an embedded system is housed on a single microprocessor board with the programs stored in ROM.
	emulate / emulation	a program or device that has the ability to imitate another. A method by which an imitating system can accept the same data, execute the same computer programs and achieve the same results as the original system.
	encapsulation	A software design technique in which data and procedures related to the data are undled together within a single entity, called the object.
	encrpytion	The process of converting data into an unreadable format so that unauthorized views of the data can be blocked.
	Erlang	In telecommunications, a unit of traffic intensity. One Erlang is the intensity at which one traffic path would be continuously occupied.
	ethernet	Baseband LAN specification invented by Xerox Corporation and developed jointly by Xerox, Intel, and Digital Equipment Corporation. Ethernet networks use CSMA/CD and run over a variety of cable types at 10 Mbps. more...
	Ethical Hacker	The dream job for a generation of hackers: A company paying you to break into its network. By simulating attacks from the net or from an internal source, ethical hackers locate weak spots in a company's network.
	exit plan	The plan developed for coping with the end of the contract -- whether because the term is up or because termination clauses have been invoked.
	exploit	an attack on a computer system, especially one that takes advantage of a particular vulnerability that the system offers to intruders. Used as a verb, the term refers to the act of successfully making such an attack.
	extract	A data synopsis from a given system which is passed to another system to complete processing.
	Extranet	A virtual intranet. Companies desiring an intranet but not having the internal bearer network on which to provide it, can look to an external service provider to supply it. Two or more autonomous and separately owned intranets, connected together in order to form an extended intranet. For example, a car manufacturer and its suppliers may each have their own Intranets, accessible only to their respective employees.
	eyeballs	an industry term for the raw number of people who look at a website.