69 relations: American wire gauge, Attenuation, Autonegotiation, Bandwidth (signal processing), Baseband, Broadband, Bus network, Carrier-sense multiple access with collision detection, Category 3 cable, Category 5 cable, Category 6 cable, Characteristic impedance, Coaxial cable, Computer network, Copper cable certification, Crosstalk, Data-rate units, Duplex (telecommunications), Duplex mismatch, Echo suppression and cancellation, Electric charge, Electrical termination, Electromagnetic interference, Ethernet, Ethernet crossover cable, Ethernet extender, Ethernet hub, Ethernet physical layer, Fast Ethernet, Gigabit Ethernet, IEEE 802.3, IEEE Standards Association, Institute of Electrical and Electronics Engineers, ISO/IEC 11801, Jitter, LattisNet, Manchester code, Medium-dependent interface, MLT-3 encoding, Modular connector, Network interface controller, Network isolator, Network switch, Noise (electronics), Personal computer, Phone connector (audio), Physical layer, Power over Ethernet, Propagation delay, Pulse-amplitude modulation, ..., Registered jack, Star network, StarLAN, Symbol rate, Telephone hybrid, TIA/EIA-568, Tip and ring, Transmission (telecommunications), Twisted pair, Voltage, Wake-on-LAN, 10 Gigabit Ethernet, 100 Gigabit Ethernet, 100BaseVG, 10BASE2, 10BASE5, 2.5GBASE-T and 5GBASE-T, 25 Gigabit Ethernet, 25-pair color code. Expand index (19 more) » « Shrink index
American wire gauge (AWG), also known as the Brown & Sharpe wire gauge, is a logarithmic stepped standardized wire gauge system used since 1857 predominantly in North America for the diameters of round, solid, nonferrous, electrically conducting wire.
In physics, attenuation or, in some contexts, extinction is the gradual loss of flux intensity through a medium.
Autonegotiation is a signaling mechanism and procedure used by Ethernet over twisted pair by which two connected devices choose common transmission parameters, such as speed, duplex mode, and flow control.
Bandwidth is the difference between the upper and lower frequencies in a continuous band of frequencies.
Baseband is a signal that has a very narrow and near-zero frequency range, i.e. a spectral magnitude that is nonzero only for frequencies in the vicinity of the origin (termed f.
In telecommunications, broadband is wide bandwidth data transmission which transports multiple signals and traffic types.
A bus network is a network topology in which nodes are directly connected to a common linear (or branched) half-duplex link called a bus.
Carrier-sense multiple access with collision detection (CSMA/CD) is a media access control method used most notably in early Ethernet technology for local area networking.
Category 3 cable, commonly known as or station wire, and less commonly known as VG or voice-grade (as, for example, in 100BaseVG), is an unshielded twisted pair (UTP) cable used in telephone wiring.
Category 5 cable, commonly referred to as Cat 5, is a twisted pair cable for computer networks.
Category 6 cable, commonly referred to as Cat 6, is a standardized twisted pair cable for Ethernet and other network physical layers that is backward compatible with the Category 5/5e and Category 3 cable standards.
The characteristic impedance or surge impedance (usually written Z0) of a uniform transmission line is the ratio of the amplitudes of voltage and current of a single wave propagating along the line; that is, a wave travelling in one direction in the absence of reflections in the other direction.
Cross-sectional view of a coaxial cable Coaxial cable, or coax (pronounced), is a type of electrical cable that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield.
A computer network, or data network, is a digital telecommunications network which allows nodes to share resources.
In copper twisted pair wire networks, copper cable certification is achieved through a thorough series of tests in accordance with Telecommunications Industry Association (TIA) or International Organization for Standardization (ISO) standards.
In electronics, crosstalk is any phenomenon by which a signal transmitted on one circuit or channel of a transmission system creates an undesired effect in another circuit or channel.
In telecommunications, data-transfer rate is the average number of bits (bitrate), characters or symbols (baudrate), or data blocks per unit time passing through a communication link in a data-transmission system.
A duplex communication system is a point-to-point system composed of two or more connected parties or devices that can communicate with one another in both directions.
On an Ethernet connection, a duplex mismatch is a condition where two connected devices operate in different duplex modes, that is, one operates in half duplex while the other one operates in full duplex.
Echo suppression and echo cancellation are methods used in telephony to improve voice quality by preventing echo from being created or removing it after it is already present.
Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field.
In electronics, electrical termination is the practice of ending a transmission line with a device that matches the characteristic impedance of the line.
Electromagnetic interference (EMI), also called radio-frequency interference (RFI) when in the radio frequency spectrum, is a disturbance generated by an external source that affects an electrical circuit by electromagnetic induction, electrostatic coupling, or conduction.
Ethernet is a family of computer networking technologies commonly used in local area networks (LAN), metropolitan area networks (MAN) and wide area networks (WAN).
An Ethernet crossover cable is a crossover cable for Ethernet used to connect computing devices together directly.
An Ethernet extender (also network extender or LAN extender) is any device used to extend an Ethernet or network segment beyond its inherent distance limitation which is approximately for most common forms of twisted pair Ethernet.
An Ethernet hub, active hub, network hub, repeater hub, multiport repeater, or simply hub is a network hardware device for connecting multiple Ethernet devices together and making them act as a single network segment.
The Ethernet physical layer is the physical layer functionality of the Ethernet family of computer network standards.
In computer networking, Fast Ethernet is a collective term for a number of Ethernet standards that carry traffic at the nominal rate of 100 Mbit/s (the earlier Ethernet speed was 10 Mbit/s).
In computer networking, Gigabit Ethernet (GbE or 1 GigE) is a term describing various technologies for transmitting Ethernet frames at a rate of a gigabit per second (1,000,000,000 bits per second), as defined by the IEEE 802.3-2008 standard.
IEEE 802.3 is a working group and a collection of Institute of Electrical and Electronics Engineers (IEEE) standards produced by the working group defining the physical layer and data link layer's media access control (MAC) of wired Ethernet.
The Institute of Electrical and Electronics Engineers Standards Association (IEEE-SA) is an organization within IEEE that develops global standards in a broad range of industries, including: power and energy, biomedical and health care, information technology and robotics, telecommunication and home automation, transportation, nanotechnology, information assurance, and many more.
The Institute of Electrical and Electronics Engineers (IEEE) is a professional association with its corporate office in New York City and its operations center in Piscataway, New Jersey.
International standard ISO/IEC 11801 Information technology — Generic cabling for customer premises specifies general-purpose telecommunication cabling systems (structured cabling) that are suitable for a wide range of applications (analog and ISDN telephony, various data communication standards, building control systems, factory automation).
In electronics and telecommunications, jitter is the deviation from true periodicity of a presumably periodic signal, often in relation to a reference clock signal.
LattisNet was a family of computer networking hardware and software products built and sold by SynOptics Communications (also rebranded by Western Digital) during the 1980s.
In telecommunication and data storage, Manchester code (also known as phase encoding, or PE) is a line code in which the encoding of each data bit is either low then high, or high then low, for equal time.
A medium dependent interface (MDI) describes the interface (both physical and electrical/optical) in a computer network from a physical layer implementation to the physical medium used to carry the transmission.
MLT-3 encoding (Multi-Level Transmit) is a line code (a signaling method used in a telecommunication system for transmission purposes) that uses three voltage levels.
A modular connector is an electrical connector that was originally designed for use in telephone wiring, but has since been used for many other purposes.
A network interface controller (NIC, also known as a network interface card, network adapter, LAN adapter or physical network interface, and by similar terms) is a computer hardware component that connects a computer to a computer network.
Network isolators are installed as part of a wired Ethernet system as galvanic isolators.
A network switch (also called switching hub, bridging hub, officially MAC bridge) is a computer networking device that connects devices together on a computer network by using packet switching to receive, process, and forward data to the destination device.
In electronics, noise is an unwanted disturbance in an electrical signal.
A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.
A phone connector, also known as phone jack, audio jack, headphone jack or jack plug, is a family of electrical connectors typically used for analog audio signals.
In the seven-layer OSI model of computer networking, the physical layer or layer 1 is the first and lowest layer.
Power over Ethernet or PoE describes any of several standard or ad-hoc systems which pass electric power along with data on twisted pair Ethernet cabling.
Propagation delay is a technical term that can have a different meaning depending on the context.
Pulse-amplitude modulation (PAM), is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulse.
A registered jack (RJ) is a standardized telecommunication network interface for connecting voice and data equipment to a service provided by a local exchange carrier or long distance carrier.
A Star network is one of the most common computer network topologies.
StarLAN was the first IEEE 802.3 standard for Ethernet over twisted pair wiring.
In digital communications, symbol rate, also known as baud rate and modulation rate, is the number of symbol changes, waveform changes, or signaling events, across the transmission medium per time unit using a digitally modulated signal or a line code.
A telephone hybrid is the component at the ends of a subscriber line of the public switched telephone network (PSTN) that converts between two-wire and four-wire forms of bidirectional audio paths.
ANSI/TIA-568 is a set of telecommunications standards from the Telecommunications Industry Association (TIA).
Tip and ring are the names of the two conductors or sides of a telephone line.
In telecommunications, transmission (abbreviations: TX, Xmit) is the process of sending and propagating an analogue or digital information signal over a physical point-to-point or point-to-multipoint transmission medium, either wired, optical fiber or wireless.
Twisted pair cabling is a type of wiring in which two conductors of a single circuit are twisted together for the purposes of improving electromagnetic compatibility.
Voltage, electric potential difference, electric pressure or electric tension (formally denoted or, but more often simply as V or U, for instance in the context of Ohm's or Kirchhoff's circuit laws) is the difference in electric potential between two points.
Wake-on-LAN (WoL) is an Ethernet or token ring computer networking standard that allows a computer to be turned on or awakened by a network message.
10 Gigabit Ethernet (10GE, 10GbE, or 10 GigE) is a group of computer networking technologies for transmitting Ethernet frames at a rate of 10 gigabits per second.
40 Gigabit Ethernet (40GbE) and 100 Gigabit Ethernet (100GbE) are groups of computer networking technologies for transmitting Ethernet frames at rates of 40 and 100 gigabits per second (Gbit/s), respectively.
100BaseVG is a 100 Mbit/s Ethernet standard specified to run over four pairs of category 3 UTP wires (known as voice grade, hence the "VG").
10BASE2 (also known as cheapernet, thin Ethernet, thinnet, and thinwire) is a variant of Ethernet that uses thin coaxial cable terminated with BNC connectors.
10BASE5 (also known as thick Ethernet or thicknet) was the first commercially available variant of Ethernet.
IEEE 802.3bz, NBASE-T and MGBASE-T refer to efforts to produce a standard for Ethernet over twisted pair copper wire at speeds of 2.5 Gbit/s and 5 Gbit/s.
25 Gigabit Ethernet is a standard for Ethernet connectivity in a datacenter environment, developed by IEEE 802.3 task force P802.3by and is available from multiple vendors.
The 25-pair color code, originally known as even-count color code, is a color code used to identify individual conductors in twisted-pair wiring for telecommunications.
10 base t, 10-BaseT, 10/100, 10/100 Ethernet, 10/100 card, 10/100/1000, 10/100/1000 Ethernet, 10/10BaseT, 100MbE, 10BASE-T, 10BASET, 10BT, 10Base-T, 10BaseT, 10MbE, 10baseT, 10baset, 1MbE, 802.3i, Base-T, Ethernet 10BaseT, Ethernet over tp, MbE, Twisted pair Ethernet, Twisted pair ethernet, Twisted-pair Ethernet, Wired Ethernet.