Image 4 port netgear ethernet hub.jpg thumb 300px 4 port Ethernethub An Ethernethub , active hub , network hub , repeater hub , multiport repeater or hub is a device for connecting multiple Ethernet ... information A network hub is an unsophisticated device in comparison with, for example, a Ethernet switch switch . A hub does not examine or manage any of the traffic that comes through it any packet ..., and partition the port, disconnecting it from the shared medium. Thus, hub based Ethernet over twisted pair twisted pair Ethernet is generally more robust than coaxial cable based Ethernet e.g. 10BASE2 ... addressing. A hub simply receives incoming Ethernet frame s, regenerates the electrical signal on the bit ... MBit s segment to 100 MBit s Ethernet. Dual speed hub other articles and redirects link here ... Hub Reference DEFAULTSORT EthernetHub Category Ethernet Category Networking hardware ast Amestador ... Ethernet gl Concentrador ko hi hr Koncentrator id Hub ia Concentrator it Hub informatica ... no Hub datanettverk pl Koncentrator sieciowy pt Concentrador ru simple Ethernethub sk Rozbo ova ethernet sr fi Keskitin sv N tverkshubb ta ... port appears at the output of every port except the original incoming. A hub works at the physical ... using Ethernet switch switches does not have these limitations . For 10 Mbit s networks built ... are allowed between any two hosts. ref cite book url http www.ethermanage.com ethernet ch13 ora ch13.html title Ethernet The Definitive Guide author Charles Spurgeon chapter Chapter 13 Multi Segment ... that allows more hubs than simple chaining through Ethernet cables, but even so, a large fast Ethernet ... Even if not partitioned automatically, a hub simplifies troubleshooting because hubs remove the need to troubleshoot faults on a long cable with multiple taps status lights on the hub can indicate the possible problem source or, as a last resort, devices can be disconnected from a hub one at a time ... more details
pair 10BASE T 8P8C connector, right Main Ethernethub For signal degradation and timing reasons, coaxial ...Use mdy dates date September 2011 Image Ethernet RJ45 connector p1160054.jpg thumb An 8P8C 8P8C modular ... 5 cable s in Ethernet networks Ethernet IPAc en icon i r n t is a family of computer network ... 802.3 , Ethernet has largely replaced competing wired LAN technologies. In the OSI reference system, Ethernet is at the Data Link layer. Systems communicating over Ethernet divide a stream of data ... comprise several wiring and signaling variants of the OSI physical layer in use with Ethernet. The original 10BASE5 Ethernet used coaxial cable as a shared medium . Later the coaxial cables were replaced by twisted pair and optical fiber fiber optic links in conjunction with Ethernethub hubs or Ethernet switch switches . Data rates were periodically increased from the original 10 megabits per second, to 100 gigabits per second. Since its commercial release, Ethernet has retained a good degree of compatibility. Features such as the 48 bit MAC address and Ethernet frame format have influenced other networking protocols. History Ethernet was developed at Xerox PARC between 1973 and 1974. ref name metcalfe video cite video url http www.youtube.com watch?v g5MezxMcRmk title The History of Ethernet ... americanhistory.si.edu collections object.cfm?key 35&objkey 96 title Ethernet Prototype Circuit Board ... author2 David Boggs year 1976 month July title Ethernet Distributed Packet Switching for Local ... classics apr96 doi 10.1145 360248.360253 ref tag ref The experimental Ethernet described in the 1976 ... Ethernet addresses were not the MAC address es they are today. ref cite journal title Evolution of the Ethernet Local Computer Network author1 John F. Shoch author2 Yogen K. Dalal author3 David ... in the IEEE Ethernet standard, which specifies the protocol being used. group note Metcalfe left ... Equipment Corporation DEC , Intel , and Xerox to work together to promote Ethernet as a standard. The so ... more details
wiktionary hub TOCright Originally, the term hub referred to the central part of a wheel . Hub , HUB , Hubs , or HUBS has many uses, as listed below. Technology Wheels Bicycle wheel Hub Bicycle hub , the central part of a bicycle wheel Hub gear , bicycle gear Hub dynamo , bicycle dynamo Locking hubs , accessory on four wheel drive vehicles Wheel hub assembly , auto part Computing Ethernethub , computer networking device USB hub , allows many USB devices to be connected to a single USB port Hubs and authorities , a scheme used for ranking web pages Transport Transport hub , where traffic is exchanged across several modes of transport Airline hub , an airport used as transfer point Reliever hub , secondary airline hub People Hub bassist , American musician Hub artist , artist and illustrator of Okko magazine Hub van Doorne 1900 1979 , Dutch businessman Hub Kittle , 1917 2004 , American baseball player Hub Walker 1906 1982 , American baseball player Hub Bechtol 1926 2004 , American footballer Fictional characters Hub comics , Marvel comics fictional character Hubs Transformers , Fictional character Places Hub, California , unincorporated community in California, United States Hub River , in Balochistan, Pakistan Hub Tehsil , in Balochistan, Pakistan Hub, Balochistan , city in Hub Tehsil Hub Dam , in Balochistan Hub Dam Wildlife Sanctuary , in Balochistan Hub City disambiguation , the nickname of several cities Buildings AMK Hub , shopping mall in Singapore Henry Hub , gas pipeline structure in Louisiana, United States Hetzel Union Building, now HUB Robeson Center , Penn State University, United States HUB Tower , Des Moines, Iowa Husky Union Building , University of Washington, United States HDB Hub , commercial complex in Singapore Organizations Hub Culture , a social network that merges virtual and physical places Hub Strategy , American advertising agency Hubs , the name ... uses Hub magazine , a UK based online speculative fiction magazine The Hub TV network , an American ... more details
TOCright The Hub may refer to Places The Hub , a nickname for Boston, Massachusetts short for The Hub of the Universe The Hub Edinburgh , former church in Edinburgh which is now home to the Edinburgh International Festival The Hub, Bronx , an area of the South Bronx, known for its convergence of subway and bus lines The Hub Gainesville, Florida , historic building on University of Florida campus The Hub, Newcastle , a development in Newcastle Haymarket Hub National Centre for Craft & Design , Sleaford , Lincolnshire Husky Union Building , University of Washington The HUB , a business center by Indiabulls In Mumbai In fiction The Hub, Headquarters of Torchwood Institute in Torchwood , a T.V. series on the BBC. The Hub Battlestar Galactica The Hub Battlestar Galactica , an episode from the science fiction series Battlestar Galactica . The Hub Discworld , the centre of the Discworld in the Discworld series by Terry Pratchett The Hub Fallout , land area in Fallout video game The Hub, name of the fictional cafe from That 70s Show The Hub, setting for several short stories and novels by science fiction writer James H. Schmitz In music The Hub band , a computer network music ensemble In television The Hub TV channel , an American cable television network co owned by Hasbro and Discovery Communications The Hub programme , a British news programme See also Hub disambiguation Disambig ... more details
did you mean The Hub TV channel Infobox Newspaper name The HUB image type Bi weekly Newspaper format Community Paper foundation 2009 owners HUB Publishing Scotland price Free headquarters Tannochside Scotland editor website http www.thehubpaper.com www.thehubpaper.com Established in August 2009, The HUB Newspaper, is a free, full colour, local newspaper covering key community stories from towns across North and South Lanarkshire. The HUB only carries positive, good news stories from in and around Lanarkshire making The HUB Lanarkshire s best and favourite publication. Currently door dropped through letterboxes in Uddingston, Bothwell, Blantyre, Bellshill, Motherwell, Tannochside and Viewpark as well as being available for pickup in locations such as local supermarkets, libraries, cafe s, etc. The HUB has a circulation of 23,000 copies giving estimated readership figures of over 73,000 readers. It is expected that by the end of 2011 that HUB circulation will be well in excess of 30,000, confirming The HUB s place as Lanarkshire s largest publication. The HUB Group also incorporates the following titles, The Wishaw HUB, Perthshire HUB and The Monklands HUB. The Wishaw HUB has a circa of 9,000 copies with The Monklands HUB and Perthshire HUB at 10,000. Many more titles will follow throughout 2011 12 as the HUB continues to grow making it one of the leading publications across Scotland and the UK. Next target area s include The Falkirk HUB, Cumbernauld & Kilsyth HUB, Stirling County HUB and Dundee HUB. The HUB HQ is based at Ellismuir House. Ellismuir Way. Tannochside Park. G71 5PW. The HUB was launched by successful entrepreneurs Scott Mochar and Vicki O Hare as they looked for a new lifestyle business that they could grow and develop after the sale of other businesses. Scott ... them an alternative to the already established publications. The pair are looking to grow the HUB ... links http www.thehubpaper.com The Hub Paper DEFAULTSORT Hub Category Newspapers published in Scotland ... more details
File Siemens ESM TP80.JPG thumb right Industrial EthernetHub Industrial Ethernet IE refers to the use of the Ethernet family of computer network technologies in an industrial engineering industrial environment, for automation and process control . A number of techniques are used to adapt Ethernet for the needs ... standard Ethernet, automation systems from different manufacturers can be interconnected throughout a process plant. Industrial Ethernet takes advantage of the relatively larger marketplace for computer interconnections using Ethernet to reduce cost and improve performance of communications between ... Ethernet as the link layer protocol, with one of the above protocols as the application layer as in the OSI ... Gbit s with Gigabit Ethernet over Category 5 cable Cat5e Category 6 cable Cat6 cables or optical fiber ... router s, network switch switches , network hub hubs , cable s and optical fiber , which are immensely ... slave ones Better interoperability Difficulties of using Industrial Ethernet include Migrating existing ... data The minimum Fast Ethernet frame size including inter frame spacing is about 80 bytes, while typical ... efficiency of less than 5 , negating any advantages of the higher bitrate. On Gigabit Ethernet ... Ethernet protocols introduce modifications to the Ethernet protocol to improve efficiency. Protocols Although the use of Ethernet standardizes the physical transport of data in an industrial setting, multiple different incompatible protocols are used and encapsulated into Ethernet data ... protocol encapsulated in each Ethernet frame, but source and consumer devices must use the same protocol ... versions and converted to a form that can be transmitted over an Ethernet network. For example, Profibus has been developed into an Ethernet compatible standard, PROFINET . Other protocols, such as EtherNet IP have been developed only for the Ethernet transport layer. Industrial network ... Editor , IAONA Handbook Industrial Ethernet, Industrial Automation Open Networking Alliance e.V., 150 ... more details
No footnotes date February 2009 Merge Carrier Ethernet date June 2009 COI date May 2010 A Metro Ethernet is a computer network that covers a metropolitan area and that is based on the Ethernet standard ... service network or the Internet . Businesses can also use Metro Ethernet to connect branch offices to their Intranet . Ethernet has been a well known technology for decades. An Ethernet interface ... PDH interface of the same bandwidth. Ethernet also supports high bandwidths with fine granularity ... advantage of an Ethernet based access network is that it can be easily connected to the customer network, due to the prevalent use of Ethernet in corporate and, more recently, residential networks. Therefore, bringing Ethernet in to the Metropolitan Area Network MAN introduces a lot of advantages ... June 2009 Image Optical Metro 5200.jpg 300px thumb right Metro Ethernet system A typical service provider Metro Ethernet network is a collection of Layer 2 or and Network Layer Layer 3 Network switch ... could be a Ring network ring , hub and spoke star , or full or partial Mesh networking mesh . The network ... to newer forms of Ethernet Transport in the form of 10Gbit s, 100 Gigabit Ethernet 40Gbit s or 100Gbit s speeds. Ethernet on the MAN can be used as pure Ethernet, Ethernet over SDH , Ethernet over Multiprotocol Label Switching MPLS or Ethernet over DWDM . Pure Ethernet based deployments are cheap ... s Access, Aggregation Distribution, Metro, and Core. ref cite web title Carrier Ethernet Services ... point to point Ethernet over home run Fiber to the x Direct fiber direct fibre . This part of the network ... or central office cabinet, Ethernet in the First Mile equipment, or provider bridges. A Metro Area .... Much of the functionality of Metro Ethernet such as Virtual Private Line or Virtual Private LAN is implemented by the use of Ethernet VLAN tags that allow differentiation of each part of the network ... Ethernet MANs A pure Ethernet MAN uses only layer 2 switches for all of its internal structure. This allows ... more details
In computer network ing, Fast Ethernet is a collective term for a number of Ethernet standards that carry traffic at the nominal rate of 100 Mbit s, against the original Ethernet speed of 10 Mbit s. Of the fast Ethernet standards 100BASE TX is by far the most common and is supported by the vast majority of Ethernet hardware currently produced. Fast Ethernet was introduced in 1995 ref http ... ref and remained the fastest version of Ethernet for three years before being superseded by gigabit Ethernet . ref http ieeexplore.ieee.org xpls abs all.jsp?isnumber 15117&arnumber 690946&count 11&index 0 The 802.3z Gigabit Ethernet Standard was published ref General design Fast Ethernet is an extension of the existing EthernetEthernet standard . It runs on UTP cable UTP data or optical fiber ... are attached to a hub. And, it provides compatibility with existing 10BASE T systems and thus enables plug and play upgrades from 10BASE T. Fast Ethernet is sometimes referred to as 100BASE X where ... signalling, which means that only Ethernet signals are carried on the medium. The TX , FX and T4 refer to the physical medium that carries the signal. A fast Ethernet adapter can be logically divided ... Reduced Media Independent Interface RMII . Repeaters Network hub hubs are also allowed and connect ... it. The MII fixes the theoretical maximum data bit rate for all versions of fast Ethernet to 100 ... card 100BASE T is any of several Fast Ethernet standards for twisted pair cable s, including 100BASE ... 100 m ft 0 as with 10BASE T and gigabit Ethernet . All are or were standards under IEEE 802.3 approved 1995 . Almost all 100BASE T installations are 100BASE TX. In the early days of Fast Ethernet, much ... met the assumed standards, because 10 megabit Ethernet was very tolerant of minor deviations from specified ... and connection quality if Ethernet worked over a cable, it was deemed acceptable. Thus most networks ... 60px Pair 4 Wire 2 brown 100BASE TX is the predominant form of Fast Ethernet, and runs over ... more details
telecommunications Half duplex Half duplex gigabit links connected through Ethernethubhub s are allowed ...GigE redirects here. For the camera protocol, see GigE vision . In computer network ing, Gigabit Ethernet GbE or 1 GigE is a term describing various technologies for transmitting Ethernet frame s at a rate ... Ethernet in wired local networks where it performed considerably faster. The cables and equipment ... card History The result of research done at Xerox PARC in the early 1970s, Ethernet evolved into a widely implemented Physical layer physical and Data link layer link OSI model layer protocol. Fast Ethernet increased speed from 10 to 100 megabits per second Mbit s . Gigabit Ethernet was the next iteration, increasing the speed to 1000 Mbit s. The initial standard for gigabit Ethernet was produced ..., defines gigabit Ethernet transmission over Shielded cable unshielded twisted pair UTP Category ... of 802.3ab, gigabit Ethernet became a desktop technology as organizations could use their existing ... BX10. This was part of a larger group of protocols known as Ethernet in the First Mile . Initially, gigabit Ethernet was deployed in high capacity backbone network links for instance, on a high ... history.com frames body.php?page gallery&model g4giga title Power Macintosh G4 Gigabit Ethernet ... other computers. Higher bandwidth 10 Gigabit Ethernet standards have since become available as the IEEE ratified a fiber based standard in 2002, and a twisted pair standard in 2006. As of 2009 10Gb Ethernet ... Ethernet using optical fiber 1000BASE X , twisted pair cable 1000BASE T , or balanced copper cable ..., allowing transmission over twisted pair. Ethernet in the First Mile later added 1000BASE LX10 and BX10 ... X 1000BASE X is used in industry to refer to gigabit Ethernet transmission over fiber, where options ... ZX implementations. 1000BASE CX 1000BASE CX is an initial standard for gigabit Ethernet connections ... the IBM BladeCenter uses 1000BASE CX for the Ethernet connections between the blade servers ... more details
The Ethernet Alliance was incorporated in the state of California in August 2005 and officially launched in January 2006 as a global non profit industry consortium to promote and support Ethernet . The objectives ... the development of standards that support Ethernet technology and to bring together the Ethernet industry to collaborate on the future of the technology. The Ethernet Alliance is a member driven organization of Ethernet end users, system and component vendors, industry experts, and university and government professionals who are committed to the continued success and expansion of Ethernet. The Ethernet ... are focused on efforts around specific standards based Ethernet initiatives. These standards can be developed in any Ethernet standards body, including but not limited to the Institute ... by members as those specific Ethernet technology areas where work needs to be done to help ... subcommittees within the Ethernet Alliance included 10G EPON focuses on the support of IEEE ... 2006 which defined a specification for running 10 Gigabit Ethernet over twisted pair copper designated 10GBASE T. Carrier Ethernet helps guide work being done to support the specific, evolving and growing demands of Ethernet from carriers and service providers. Energy Efficient Ethernet EEE work is largely based up EEE Std. 802.3az 2010. Ethernet in the Data Center focus includes protocols such as Data Center Bridging DCB , Fibre Channel over Ethernet FCoE , iSCSI , RDMA over Converged Ethernet RoCE and iWARP . Higher Speed Ethernet HSE encompasses all aspects of 40 Gb s and 100 Gb s Ethernet ..., and then to share that information via a white paper with Ethernet Alliance members and standards bodies. Power over Ethernet PoE and Power over Ethernet Plus PoE promotes the current capabilities ... resiliency capabilities of IEEE802.3at in the Ethernet community. High Speed HS Modular Interconnects ... devices and ports including optical modules and copper cables. History In previous Ethernet ... more details
Terabit Ethernet or 1TbE is a phrase used in current media to describe the next possible speed of Ethernet above 100 Gigabit Ethernet speeds. Facebook and Google are a few companies that have expressed ... of Terabit Ethernet 83504497.html title Facebook Dreams of Terabit Ethernet date Feb. 3, 2010 work HPCwire publisher Tabor Communications, Inc. ref Some think that 400 Gigabit Ethernet is a more ... Aim for Terabit Ethernet? work Light Reading publisher UBM TechWeb, first Craig last Matsumoto date Mar. 5, 2010 ref The current reporting is that the target date for Terabit Ethernet is 2015, and talk of 100 Terabit Ethernet by 2020. ref cite web title UCSB s Professor Daniel Blumenthal to Address the Road to Terabit Ethernet at the Ethernet Technology Summit date 18 Feb 2011 publisher University ... Inc. NYSE VZ to help with the research. ref cite web title The Terabit Ethernet Chase Begins author ... of the major players are still struggling to get 10 gigabit Ethernet prices down. 100 gigabit is still ... 802.3 Industry Connections Ethernet Bandwidth Assessment Ad Hoc, to investigate the business needs ... the first half of 2012. ref cite web title IEEE Seeks Data on Ethernet Bandwidth Needs author Stephen ... ieee seeks data on ethernet bandwidth needs.html accessdate 15 Dec 2011 ref ref cite web title Terabit Ethernet could be on its way publisher Perle author Max Burkhalter Brafton date 12 May 2011 url http www.perle.com articles Terabit Ethernet could be on its way 800506465.shtml accessdate 15 Dec 2011 ref See also Ethernet Alliance 10 Gigabit Ethernet 100 Gigabit Ethernet Optical interconnect Interconnect ... Further reading cite web title Researchers to develop 1 Terabit Ethernet by 2015 publisher ... ethernet by 2015 2397 accessdate 9 Oct 2011 cite web title Speed matters how Ethernet went from ... url http arstechnica.com gadgets news 2011 07 ethernet how does it work.ars 1 accessdate 9 Oct 2011 cite news title IEEE Looks beyond 100G Ethernet publisher The Cutting Edge author Rick Merritt date ... more details
Multiple issues refimprove February 2009 jargon November 2009 Merge Metro Ethernet date June 2009 Carrier Ethernet is a marketing term for extensions to Ethernet to enable telecommunications network providers common carriers in US industry jargon to provide Ethernet services to customers and to utilize Ethernet technology in their networks. Background Ethernet has a long history. It has become dominant ... have allowed extremely low cost per bit. Likewise Ethernet has a long history of re inventing itself ... to increase, traditionally growing tenfold each time a new rate is defined. Gigabit Ethernet interfaces ... up to 100 Gigabit Ethernet were standardized in 2010 and 2011. ref name ab cite web title IEEE P802.3ba 40Gb s and 100Gb s Ethernet Task Force url http www.ieee802.org 3 ba publisher IEEE 802 work ... s Ethernet Task Force http ieee802.org 3 ba ref ref IEEE P802.3bg 40G SMF PMD for Carrier Client Task Force http www.ieee802.org 3 40GSMF ref Ethernet s dominance is partly attributed to the simple ... to access higher speed devices than contemporary Ethernet connected devices handled at an affordable ... been to drive down the price of comparable speed Ethernet devices. Once this purpose is achieved, competing standards tend to disappear or be confined to very specialized niches. Ethernet is a fairly ... are being added to IEEE 802.3 Ethernet to support IEEE 802.1 audio video bridging AVB , ref IEEE ... connected to wide area telecommunications networks over Ethernet interfaces or to devices that bridge DSL or wireless to these. Moreover, customers are familiar with the capabilities of Ethernet ... with Ethernet services To make use of the volume and cost advantages of Ethernet technologies in their networks To replace non Ethernet technologies with Ethernet competitors that have sufficient ... to Quality of Service QoS . The Beginning Metro Ethernet The MEF was formed in 2001 in order ... and cost model of Ethernet to the wide area network. ref name MEF cite web url http metroethernetforum.org ... more details
Multiple issues cleanup spam August 2010 refimprove August 2007 context October 2009 EtherNet IP Ethernet ... automation applications. Description EtherNet IP is an application layer protocol treating devices on the network as a series of objects . EtherNet IP is built on the Common Industrial Protocol CIP , for access to objects from ControlNet and DeviceNet networks. EtherNet IP uses Ethernet physical layer network infrastructure. EtherNet IP can be implemented in software on a microprocessor. No special ... s FPGAs are required. EtherNet IP is built on the TCP IP protocols. EtherNet IP can be used in automation networks which can tolerate some amount of non determinism. This is because Ethernet physical media might not have deterministic delays. EtherNet IP can be easily confused as a simple combination of Ethernet and the Internet Protocol . Instead, it is an industrial application layer protocol ... automation controller , programmable logic controller or an I O system. The IP in EtherNet IP, is not an abbreviation for Internet Protocol but instead stands for Industrial Protocol . History EtherNet IP was developed in the late 1990s by Rockwell Automation as part of Rockwell s industrial Ethernet networking solutions. With little or no input taken from other ODVA members, Rockwell gave EtherNet ... that utilize the protocol are developed. Today, When date December 2011 EtherNet IP is most commonly ... , have developed programmable automation controllers and I O capable of communicating via EtherNet IP. Schneider Electric developed an EtherNet IP cards for PLC Quantum, Premium and M340 on the Unity Platform. Details EtherNet IP classifies Ethernet nodes as predefined device types with specific behaviors ... , one to many multicast , and one to all broadcast communication via TCP. EtherNet IP makes use ... The EtherNet IP application layer protocol is based on the Common Industrial Protocol CIP standard used in DeviceNet, CompoNet and ControlNet. EtherNet IP was promoted as an open technology, so ... more details
G.8262 Y.1362 is an ITU T recommendation for Synchronous Ethernet that defines timing characteristics of synchronous Ethernet equipment slave clock EEC . ref name g8262 cite web title G.8262 Timing characteristics of a synchronous Ethernet equipment slave clock date July 2010 publisher International Telecommunication Union url http www.itu.int rec T REC G.8262 ref It was first published in August 2007, amended in 2008 and 2010, and a new version published in 2010. ref name g8262 Unlike time division multiplexing TDM networks, the Ethernet family of computer network s do not carry clock synchronization information. Several means are defined to address this issue. IETF s Network Time Protocol , Precision Time Protocol IEEE 1588 are some of them. Carrier Ethernet services prefer synchronized clocks to fit into traditional synchronous optical networking systems, known as the Synchronous Digital Hierarchy SDH . ref cite news title An introduction to Synchronized Ethernet author Slobodan Milijevic date March 3, 2009 publisher EE Times url http www.eetimes.com design embedded 4008244 An introduction to Synchronized Ethernet accessdate July 9, 2011 ref References Reflist Ethernet Compu network stub Category Ethernet Category Network protocols Category Synchronization Category ITU T recommendations G.8262 Category Timecodes ... more details
Ethernet Exchange is a physical network infrastructure through which Ethernet service providers, carriers and Internet service providers exchange Ethernet traffic between their networks. The Ethernet exchange was created as a neutral meeting place where wireless carriers can connect to multiple Ethernet services in several markets that need access to specific locations though one connection. As service providers and operators continue to grow, they need a network to support the increasing amount of Data and video on mobile networks. Thus, allowing Ethernet sellers connecting to an Ethernet exchange immediate access to the buyers and a more basic technical process. Ethernet exchanges offer an accelerated system for carriers and worldwide service providers to extend market reach and coverage. Many carriers and service providers have adopted this technology due to the refined administration features and lower costs when compared to older wholesale Ethernet interconnectivity solutions. References See http en.wikipedia.org wiki Wikipedia Footnotes on how to create references using ref ref tags which will then appear here automatically Reflist Cite web url http www.expereo.com en services title Expereo starts Global Ethernet eXchange GEX . publisher Alphons Mulders accessdate January, 1st, 2011 last first Cite web url http www.fiercetelecom.com story mef standardization drives development ethernet business services 2010 06 21 title MEF standardization drives development of Ethernet ... document.asp?doc id 192767 title Telx Adds an Ethernet Exchange publisher Craig Matsumoto ... 04 12 equinix launches carrier ethernet exchange title Equinix Launches Carrier Ethernet Exchange ... story neutral tandem enters ethernet exchange fray 2010 02 18 title Neutral Tandem enters the Ethernet ... 2009 11 cenx joins ethernet exchange party title CENX Joins Ethernet Exchange ... index.php compu network stub Categories Category Ethernet Category Network topology ... more details
A data packet on an Ethernet link is called an Ethernet frame . A frame begins with preamble and start frame delimiter. Following which, each Ethernet frame continues with an Ethernet header featuring ... packet on the wire is called a frame and consists of binary data. Data on Ethernet is transmitted .... ref cite web url http www.infocellar.com networks ethernet frame.htm title Ethernet Frame quote Ethernet transmission is strange, in that the byte order is big endian leftmost byte is sent first ... 2012 03 20 ref The table below shows the complete Ethernet frame, as transmitted, for the maximum ... not as byte values, which in Ethernet are transmitted least significant bit s first . This notation matches the one used in the IEEE 802.3 standard. ref Some implementations of Gigabit Ethernet and higher speeds support larger jumbo frame s. class wikitable style text align center 802.3 Ethernet ... Ethertype Ethernet II Ethernet II or length IEEE 802.3 Payload Frame check sequence 32 ... of an Ethernet frame. The SFD has the value 10101011 and is immediately followed by the destination MAC address. The preamble of an Ethernet frame consists of a 7 octet pattern of alternating 1 and 0 ... used for Fast Ethernet feature a 4 bit one nibble Media Independent Interface . Therefore the preamble ... low 4 bit first and then high 4 bit. Gigabit Ethernet transceiver chips use a Gigabit Media ... otherwise be led to believe. There are also differences between DIX V2.0 Ethernet 2 & IEEE 802.3 ... tag. EtherType or length EtherType is a two octet field in an Ethernet frame. It is used to indicate which protocol is encapsulated in the payload of an Ethernet Frame. 802.1Q tag The IEEE 802.1Q ... multiple access with collision detection collision detection in the Ethernet LAN architecture. ref ... 12 octets of idle line state before transmitting the next frame. Ethernet frame types There are several types of Ethernet frames. The different frame types have different formats and MTU networking ... more details
unreferenced date June 2011 Ethernet Powerlink is a Deterministic algorithm deterministic real time protocol computing protocol for standard Ethernet . It is an open protocol managed by the Ethernet POWERLINK Standardization Group EPSG . It was introduced by Austrian automation company B&R in 2001. This protocol has nothing to do with power distribution via Ethernet cabling or power over Ethernet PoE , power line communication or Bang & Olufsen Bang & Olufsens PowerLink cable. Overview Ethernet Powerlink expands Ethernet with a mixed polling and timeslicing mechanism. This Guaranteed transfer of time critical data in very short isochronic cycles with configurable response time Time synchronisation of all nodes in the network with very high precision of sub microseconds Transmission of less ... by the Ethernet Powerlink Standardization Group EPSG , founded in June 2003 as an independent association ... X Fast Ethernet IEEE 802.3 . Since the end of 2006, Ethernet Powerlink with Gigabit Ethernet supported ... within the Real time domain is recommended to minimise delay and jitter. Ethernet Powerlink uses IAONA s Industrial Ethernet Planning and Installation Guide for clean cabling of industrial networks and both industrial Ethernet connectors 8P8C commonly known as RJ45 and M1 are accepted. Data Link Layer The standard Ethernet Data Link Layer is extended by an additional bus scheduling mechanism which ... on older Ethernet hubs before switches. The Carrier Sense Multiple Access CSMA CD mechanism of non switched Ethernet, which caused non deterministic Ethernet behaviour, is avoided by the Ethernet ... on existing transport layers. External links http www.ethernet powerlink.org ethernet powerlink.org Ethernet POWERLINK Standardization Group website http sourceforge.net projects openpowerlink sourceforge.net ... Ethernet Category Industrial Ethernet Category Automation Category Industrial computing Category Industrial automation ca Ethernet Powerlink de Ethernet Powerlink es Ethernet POWERLINK fr POWERLINK ... more details
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 Convert 100 m for most common forms of twisted pair Ethernet . These devices employ a variety of transmission technologies and physical media wireless, copper wire, fiber optic cable, coaxial cable . The extender forwards traffic between LAN s transparent to higher network layer Communications protocol protocols over distances that far exceed the limitations of standard Ethernet. Options Extenders that use copper wire include 2 and 4 wire variants using unconditioned copper wiring to extend a LAN s. Network extenders use various methods line encodings , such as TC PAM , 2B1Q or Discrete multitone modulation DMT , to transmit information. While transmitting over copper wire does not allow for the speeds that fiber optic transmission does, it allows the use of existing voice grade copper or CCTV coaxial cable wiring. Copper based Ethernet extenders must be used on unconditioned wire without load coil s , such as unused twisted pairs and alarm circuit s. Connecting a private LAN between buildings or more distant locations is a challenge. Wi Fi requires a clear line of sight, special antennas, and is subject to weather. If the buildings are within 100m, a normal Ethernet cable segment can be used, with due consideration of potential grounding problems between the locations. Up to 200m, it may be possible to set up an ordinary Ethernet bridge or router in the middle, if power and weather protection can be arranged. Fiber optic connection is ideal, allowing connections of over a km and high speeds with no electrical ... LRE Long Reach Ethernet , Patton CopperLink or EtherWAN Ethernet Extenders using VDSL ... as Ethernet in the first mile 2BASE TL Full duplex long reach Point to point communication telecommunications ... pair. Category Local loop Category Ethernet ... more details
factors from external boxes looking similar to a Ethernethubethernet or network hub connectible with a long ...Image USB hub.jpg thumb A 4 port long cable external box USB hub Image Hub ports.jpeg thumb A 4 port compact design USB hub upstream and downstream ports shown A USB hub is a device that expands a single ... to slightly distance a small hub away from physical port congestion and of course increase the number ... hub can consolidate several everyday devices like a mouse and a printer into a single hub to enable ... sharing hubs , which effectively are the reverse of a USB hub, allowing several PCs to access ... layout Image USB Hub Internals.jpg thumb 250px left A star short cable external USB hub with the plastic ... completely. Length limitations USB cables are limited to 3m for low speed USB 1.1 device. A hub can .... Power A bus powered hub is a hub that draws all its electric power power from the host computer ... devices require more power than this method can provide, and will not work in this type of hub. USB ... total of 500 mA per port. Therefore a compliant bus powered hub can have no more than four downstream ... since the hub needs one unit for itself . If a device requires more units of current than the port ... a self powered hub is one that takes its power from an external power supply unit and can therefore ... could draw a maximum of 7 x 0.5 3.5A, plus power for the hub itself. Designers assume the user ... drive a 500 mA full load. For example when manufacturer is proud of his 7 port hub with capabitily of 4 ports requiring a full 500mA load and hub comes with 2A power supply, the story can be true. Speed Image VIA VL810 SuperSpeed Hub Demo Board.jpg thumb 400px right Hub Demo Board from VIA shows all internal components of a hub To allow USB Signaling high speed devices to operate in their fastest ... back to USB Signaling full speed when plugged in to a full speed hub or connected to an older full ... Technology Multi TT Hub Goes Head to Head With Single TT . Tom s Hardware UK and Ireland . Retrieved ... more details
Infobox Mobile phone name Verizon Hub image imagesize slogan Welcome to the home phone reinvented manufacturer ... verizon hub landline slayer officially unveiled Verizon Hub landline slayer officially unveiled Engadget ... verizon hub 2009 2009.php Geek.com Bot generated title ref screen 7 WVGA LCD screen 800 x 480 pixels ... for storage memory card connectivity BR BR 1 10 100 Ethernet Port 1 802.11b g wireless client interface ... 1.5 lbs. File Verizon hub application screenh4web reduced.jpg thumb Verizon Hub showing navigation screen and major applications The Verizon Hub was a media phone available from Verizon Wireless . It features a 7 inch LCD screen at 16 bit color. The hub could sync the user s calendar, contact ... b2c vzhub techspec.jsp Verizon Wireless Bot generated title ref The Verizon Hub did not require ... 1 Verizon Wireless Reimagines The Home Phone Bot generated title ref The hub connected to a wireless network and features a wireless handset and speakerphone. The hub allowed users to send text ... internet protocol VoIP technology, users could also set the hub to Call forwarding forward calls to another ... about the days of development and frequently refer to the old time as Those Hub Days . Even the new ... content 09 15 b4126065685084.htm?campaign id rss topStories Verizon s Hub Reinventing the Home Phone .... ref cite episode title http g4tv.com attackoftheshow gadgetpr0n 66580 Verizon Hub Review.html Review of Verizon Hub series Attack of the Show serieslink Attack of the Show credits Chris Hardwick Hardwick ..., 2009 ref Features Some of the features of the Verizon Hub were Anonymous Call Blocking Call Logs ... to appear on the Verizon Hub. Calendar Alerts can also be sent as a text message to any Verizon ... Hub, Verizon Hub handsets and the Verizon Hub Web management site for quick and easy access. Movie ... trailers and purchase movie tickets directly from the Verizon Hub s touch screen. Ringtones Customize the Verizon Hub with a selection of free embedded ringtones. Traffic Get current video reports of slowdowns ... more details
Orphan date February 2009 A reliever airline hub is an airline hub that serves to relieve congestion at primary hubs. Examples of reliever hubs include Cleveland Hopkins International Airport for Continental Airlines and Cincinnati Northern Kentucky International Airport for Delta Air Lines . See also Airline hub Fortress hub List of hub airports Focus city Former airline hubs Point to point transit External links Category Civil aviation aviation stub ... more details
Infobox venue name The Hub image File The verwood hub logo.jpg image caption The Hub location Verwood , Dorset genre opened 2007 seating capacity 300 Merryfield Theatre br 260 Classroom owner East Dorset County Council promotions website http www.thehubverwood.co.uk www.thehubverwood.co.uk The Hub also known as The Verwood Hub is a multi purpose venue based in Verwood , Dorset . The Hub opened in 2007, and hosts a range of live music, theatre, art, conferences and workshops. ref http thehubverwood.co.uk the hub.php ref Management of The Hub building was formally handed over by East Dorset District Council on Monday, 12 March 2007, and a programme of events has subsequently evolved featuring cinema, theatre, live performances ranging from Abba Arrival to Verwood Concert Brass and a range of classes and workshops for adults and children. References Reflist External links http thehubverwood.co.uk index.php The Hub Official Website coord 50.881403 1.880120 display title Category Theatres in Dorset ... more details
Image Loopsmall2.gif right The Archives Hub is a gateway to descriptions of archives for education and research. It represents archives held in UK universities, colleges and other institutions. It holds over 20,000 collection level descriptions of archives on all manner of subjects, and also has thousands of descriptions of series or of individual items within collections. The Hub has nearly 200 contributors across the UK. Each description on the Hub provides a link to the contact details for the repository that holds the archive. The Archives Hub started in 1999 and has continued to expand and develop over the years. ref Hill, A. http www.archiveshub.ac.uk JSAarticle.pdf Bringing Archives Online with the Archives Hub , Journal of the Society of Archivists , 2002 ref The Archives Hub descriptions use Encoded Archival Description EAD for the creation of finding aids. The site provides information on the use of EAD, data creation guidelines, information on metadata and Protocol computing protocols for interoperability and to facilitate cross searching. The Archives Hub forms one part of the UK Archives Discovery Network UKAD ref http www.ukad.org UK Archives Discovery Network ref . . The Archives Hub is freely available to all. It is a Mimas data centre Mimas service based at the University of Manchester . External links http www.archiveshub.ac.uk Archives Hub http www.archiveshub.ac.uk blog Archives Hub Blog References references Category Archives in the United Kingdom Category Online archives Category 1999 establishments in the United Kingdom ... more details
orphan date January 2010 Infobox Company company name ID S RFQ hub company logo File RFQ hub logo.jpg center 150px Logo of ID S foundation 2008 founder David Sagnier location Paris, France , London, UK industry Financial Services homepage http www.rfq hub.com RFQ Hub is a MIFID compliant, bilateral multi dealer platform focused on Request for Quotation RFQ on Listed and Over the counter finance OTC Derivative finance Derivatives . br It aims at improving the trading efficiency through the use of FIX and other middle ware tools. Products Spectrum Equity Options Listed and OTC , Variance Swaps, Futures, Convertible Bonds, Total Return Swaps, Dividend swaps and ETFs. Notes reflist http www.newswiretoday.com news 58615 Newswire.com article http shopyield.com 2009 06 desperate kingdom of liquidity shopyield.com article http www.derivsource.com directory rfq hub DerivSource.com page about RFQ hub. External links http www.rfq hub.com RFQ hub Website DEFAULTSORT Rfq Hub Category Electronic trading systems ... more details
Hub Dam lang ur is a large water storage reservoir constructed in 1981 on the Hub River on the arid plains north of Karachi . It is located on the provincial border between Balochistan Pakistan Balochistan and Sindh Sindh, Pakistan . The reservoir supplies water for irrigation in Lasbela District of Balochistan and drinking water for the city of Karachi. ref name ramsar http www.ramsar.org wn w.n.pakistan eightnew.htm ref The dam is an important staging and wintering area for an appreciable number of waterbirds and contains a variety of fish species which increase in abundance during periods of high water. The Mahseer Tor putitora , an indigenous riverine fish found in the Hub River, can grow up to convert 9 ft m in length and more than 110 lbs. ref name ramsar The Hub reservoir can grow up to convert 32 sqmi km2 and provides for angling . Hub Dam was designated a Ramsar site on May 1, 2001. ref name ramsar See also List of dams and reservoirs in Pakistan Hub, Balochistan Hub City Hub Dam Wildlife Sanctuary References Reflist External links http www.iucn.org places pakistan wetlands article6.htm Wetlands of Pakistan coord missing Pakistan Protected areas of Pakistan Category Lasbela District Category Dams in Pakistan Category Ramsar sites in Pakistan Asia dam stub pakistan struct stub tr Hub Dam ... more details
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