Driving this growth is the demand from business customers for scalable services, higher bandwidth and lower costs. Metro ethernet network can have 30, 40, 50, or more switches in it depending on the number of customers. Comme mentionne precedemment, vous pouvez faire des. Cox business metro ethernet is a powerful, reliable choice for schools, hospitals, government organizations, and businesses. Up until a few years ago, fiberbased bandwidth seemed to be reserved for large corporations, telcos and carriers, and educational institutions. Metro ethernet encompasses many protocols and technologies, often including managed services.
The metro ethernet forum defines 5 types of carrier ethernet services retail service types wholesale service types eline eaccess. Within a series of tech talk sessions we want to show a certain basic examples but though fundamental for understanding of how definitions and recommendations of mef are implemented in junos. Sep 22, 2011 metropolitan ethernet metro ethernet refers to using carrier ethernet technology in metropolitan networks. A metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area. Mef was originally dedicated to carrier ethernet networks and services, but is no longer referred to as the metro ethernet forum because the. Ethernet originated as a lan technology, and became a replacement for lowspeed wan technologies. To set up a management ethernet interface and enable telnet servers, see the cisco asr 9000 series aggregation services routers getting started guide. Carrier ethernet builds on that standard, but is adapted to the needs of metro area networks man and wide area networks wan. Gigabit and metro ethernet broadband service providers price. Centurylink wholesale metro optical ethernet metro. Highspeed, highavailability, lowlatency and lowjitter broadband is ideally delivered through ethernet based. The institute of electrical and electronic engineers ieee launches the. But if you have to chose one technology based on the flexibility of access methods, supported transports, scalability of bandwidth demands, qos and. Apr 06, 2010 metro ethernet is better at connecting separate offices locations where staff are doing similar work.
Surge protection, advanced layer 2 functions, and a suite of security and management tools make the dgs1210me series metro ethernet switches. Telco, cable tv, broadband, metro ethernet wan and leased line service providers. Metro ethernet vs mpls the advantages and disadvantages. Surge protection, advanced layer 2 functions, and a suite of security and management tools make the dgs1210me series metro ethernet switches ideal for metro ethernet applications. Ethernet is, quite simply, plugging your network directly into a telecom providers network. The terms carrier ethernet and metro ethernet are used interchangeably in this presentation, but in the strict sense of the term, carrier ethernet refers to the carriergrade evolution of metro ethernet introduction to metro ethernet services. These metro ethernet solutions leverage the companys vast experience of building hardware platforms for packet routing networks, as well as purposely designed software. Implementation or use of specific metro ethernet standards or recommendations and mef specifications will be voluntary, and no company shall be obliged to implement them by virtue of participation in the mef forum. Me4 ethernet a transport technology an interface a protocol the 1st asynchronous protocol designed to carry data me a service with defined set of attributes me carrier ethernet ce c anuradha udunuwara. Ethercat le reseau ethernet ethercat technology group.
Connecting your business network enables you to quickly communicate between multiple locations. A comparison of metro ethernet and ethernet over copper ethernet services have quickly grown in popularity among businesses who need reliable, dedicated bandwidth. There are several different metro ethernet services, each service has a different topology. We would normally use a t1, or e1, or some other type of wan. The essentials of ethernet service activation series. An increasingly popular leased line is one called metro ethernet. Furthermore, the immediate potential of the ethernet private line service to generate additional revenues over a carriers. The external networktonetwork interface enni is a reference point representing the boundary between two operator cens that are operated as separate administrative domains.
You can provision your own valueadd layer 3 services on top of the metroclear service. Metro ethernet is a cost effective alternative to atm and offers higher bandwidth options. With ciscos carrier ethernet and edge routing portfolio providers can. The paper is intended to help buyers and users of ethernet services understand the. Referred to as carrier ethernet services by the metro ethernet forum. Metro ethernet port is an ethernet port that is the physical entry point to the shared metro optical ethernet network. Corporations, academic institutions and government agencies in large cities use metro ethernet to connect branch campuses and offices to the internet. Mef, founded in 2001 as the metro ethernet forum is a nonprofit international industry consortium, dedicated to adoption of assured services orchestrated across a global ecosystem of automated networks. Metro ethernet as a technology differentiates itself from the type of protocols that are used to enable. Each uni can communicate with any other uni that is connected to that ethernet service. It is commonly used to connect subscribers to a larger service network or the internet. Depending on physical distance, a metro ethernet network may be small or large. This guide is for the networking or computer technician installing the cisco metro ethernet me 3400e series ethernet access switch, also known as the switch. As an industry leader in carrier ethernet and ipmpls networks, cisco offers a.
The cisco services and support portfolio addresses tasks and deliverables throughout the network planning, design, implementation, operation, and optimization pdioo lifecycle. With a changing mix of transport technologies, the book then examines current and emerging trends, and delves into the role of virtual private networks. This is ethernet that you would connect in a regional area or a city area and be able to simply have ethernet at both ends of the connection. A small metro ethernet network can be a single switch or two for redundancy if placed in parallel, each connected to their own pe interface on a pe router. Ethernet standard for the first mile access network efm copper for the last 750 to 2700 meters. Having direct access to customers is a carriers goal as it allows them to control the users experience from end to end while reducing cost.
We assume that you are familiar with the concepts and terminology of ethernet and local area networking. Metro ethernet discusses the adoption of metro ethernet services and how that has led carriers to the delivery of metro data services. Cogents alloptical, mplsenabled ip backbone is the perfect vehicle for metropolitan, national and global ethernet pointtopoint services. You have two sites across the country site1 and site2. Metro ethernet helps provide an upgrade path from single or bonded t1 services at a great price level that even a few years ago wasnt attainable. This service requires that each location be along a carriers metro fiber ring, which limits access to metro e to businesses or universities in areas that have been targeted by tier1 and major network isps as heavy data use territories. Metropolitan ethernet metro ethernet refers to using carrier ethernet technology in metropolitan networks. Within a series of tech talk sessions we want to show a certain basic examples but though fundamental for understanding of how definitions and recommendations of mef. A metro ethernet access link connects a customer facility at the ni to an ethernet port on the metro ethernet network with a standard optical or copper connection. Metro ethernet services a technical overview ralph santitoro introduction this white paper provides a comprehensive technical overview of ethernet services, based on the work as of april 2003 of the metro ethernet forum mef technical committee. Dgs121010me 10port gigabit metro ethernet switch dlink. Metro ethernet vs mpls the advantages and disadvantages of. Topologie physique cablage en etoile ou en bus pour le coaxial. They feature 10100baset rj45 ports and sfp ports for increased network bandwidth.
Metroethernet as metroethernet becomes more prevalent in the market, many organizations are looking at metroethernet solutions vs. Haul transmission dwdm, sonetsdh, oc768, oc192, oc48 to metro, access dwdm, cwdm, sonetsdh, ethernet, oc768, oc192, oc 48 and subscriber loop applications. Surge protection, advanced layer 2 functions, extensive suite of security and management tools make the dgs1210me series metro ethernet switches suited for metro ethernet applications. Reproduced with permission of the metro ethernet forum. Metro ethernet evolved into carrier ethernet, which was designed to offer ethernet services spanning any distance. These offerings are also referred to as carrier ethernet or metro ethernet, and they are typically limited to a relatively small geographic area. An elan is a multipointtomultipoint service that connects a number of unis 2 or more providing full mesh connectivity for those sites. Metro ethernet is used for connectivity to the public internet, and is also used for connectivity between corporate sites that are separated geographically. In other words, metro ethernet connects business local area networks lan and end. While traditional, lanbased ethernet is a besteffort technology, carrier ethernet has evolved to provide robust reliability and availability. A comparison of existing ethernet frame specifications archive pdf.
Metro ethernet article about metro ethernet by the free. Metro ethernet is an ethernet transport network shown in figure 1 that provides pointtopoint or multipoint connectivity services over a metropolitan area network man. Introduction to cisco asr 9000 series network virtualization technology pdf 752 kb. Experts who examine the matter are similarly puzzled by a. Metro ethernet as metro ethernet becomes more prevalent in the market, many organizations are looking at metro ethernet solutions vs. Since metro ethernet is one of many technologies covered in this title, it doesnt have as much to offer on the subject of metro ethernet as the title metro ethernet by sam halabi. Pdf analysts predict worldwide revenue potential for ethernet services. In the remaining of this lesson, well discuss some of the most common services. Nov 18, 2015 a metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area network that is based on ethernet standards. Metro ethernet is better at connecting separate offices locations where staff are doing similar work. Pdf ethernet servicesservice definition and market potential. Businesses can also use metropolitanarea ethernet to connect their own offices to each other.
The most efficient and costeffective way to connect multiple branch networks is through the strongest possible link to the cloud. A site can be branch office, hq, dc, it doesnt really matter but the main point is to have interconnection between the sites with sla, guaranteed bandwidth, latency and quick time to resolve in case there is a problem with the isp. Metro ethernet speeds and uses meganet communications. When you bypass the local phone company you cut out an expensive transport step. A comparison of metro ethernet and ethernet over copper. Metro ethernet service combines the power of ethernet and optical technologies across metropolitan area networks mans to provide costeffective, scalable and. They feature a variety of port configurations, including 10100baset rj45 ports and 1g sfp ports for increased network bandwidth. Oct 29, 2015 mpls multiprotocol label switching vs. Ethernet metro, ou wan a plus grande echelle geographique. It offers customers highspeed connectivity between multiple sites with increased economies of scale on higher bandwidths. Metro ethernet is quickly becoming one of the more popular bandwidth services for businesses, especially those who need a large amount of bandwidth in missioncritical situation that is, their business relies on their internet access. Cisco metro ethernet services and support have been introduced to help the service provider offer metropolitan metro ethernet services. Metro ethernet is a general term used to describe an ethernet technology network in a metropolitan area. It is commonly used to connect subscribers to a larger.
Business, residential, and mobile subscribers select ethernet services from. The dgs1210me series metro ethernet switches are a range of switches designed for metro ethernet applications. Mef was originally dedicated to carrier ethernet networks and services, but is no longer referred to as the metro ethernet forum because the work of mef is now much broader in scope, and. Metro ethernet services are now offered by a wide range of service providers. A metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area network man that is based on ethernet standards.
Surge protection, advanced layer2 functions, and a suite of security and management tools make the dgs1210me series metro ethernet switches ideal for. Building cisco metro optical networks metro covering metro ethernet, focuses more on implementation details and the. Why mho metro ethernet mho metro ethernet service provides a simple, reliable way to connect lan to lan between two or more business locations or offsite data center within the metro area. Carrier ethernet has become the dominant technology in service provider networks. Metro ethernet solutions discover the highspeed, costeffective alternative to carrier mpls networking. You can use other network technologies, such as ethernet switches in various topologies, to provide ethernet layer 2 wan services. Most wans consist of installing metro ethernet interconnects while mpls serves as the backbone. Standards body for metro and carrier ethernet is the metro ethernet forum mef. Originally ethernet is a standard for local area networks lan, that is defined, maintained and extended by ieee. Metro ethernet is a premium internet access service designed to meet the demands of an enterprise that requires maximum uptime and bandwidth exceeding t1 connectivity. The dgs1210me series metro ethernet switches are a range of switches ideally suited for metro ethernet applications.
Metro ethernet the deployment of ethernet in a metropolitan area network man. Cti networks offers fast, reliable metro ethernet at speeds over 10mbps. Businesses can also use metropolitanarea ethernet to connect their own offices to each other an ethernet interface is much cheaper than a synchronous digital. The metro ethernet solution is simply a group of ethernet switches how difficult can it be to build and support. A metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area network that is based on ethernet standards.
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