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. The essentials of ethernet service activation series june 14 2. Metro ethernet vs mpls the advantages and disadvantages. Mef was originally dedicated to carrier ethernet networks and services, but is no longer referred to as the metro ethernet forum because the. Metropolitan ethernet metro ethernet refers to using carrier ethernet technology in metropolitan networks. Metro ethernet is an ethernet transport network shown in figure 1 that provides pointtopoint or multipoint connectivity services over a metropolitan area network man. 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 would normally use a t1, or e1, or some other type of wan.
An increasingly popular leased line is one called metro ethernet. You can use other network technologies, such as ethernet switches in various topologies, to provide ethernet layer 2 wan services. Sep 22, 2011 metropolitan ethernet metro ethernet refers to using carrier ethernet technology in metropolitan networks. Referred to as carrier ethernet services by the metro ethernet forum. Corporations, academic institutions and government agencies in large cities use metro ethernet to connect branch campuses and offices to the internet. Haul transmission dwdm, sonetsdh, oc768, oc192, oc48 to metro, access dwdm, cwdm, sonetsdh, ethernet, oc768, oc192, oc 48 and subscriber loop applications. 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. A metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area. A comparison of existing ethernet frame specifications archive pdf. It is commonly used to connect subscribers to a larger. But if you have to chose one technology based on the flexibility of access methods, supported transports, scalability of bandwidth demands, qos and.
Metro ethernet port is an ethernet port that is the physical entry point to the shared metro optical ethernet network. Most wans consist of installing metro ethernet interconnects while mpls serves as the backbone. With ciscos carrier ethernet and edge routing portfolio providers can. 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. These metro ethernet solutions leverage the companys vast experience of building hardware platforms for packet routing networks, as well as purposely designed software. A comparison of metro ethernet and ethernet over copper ethernet services have quickly grown in popularity among businesses who need reliable, dedicated bandwidth. Metro ethernet service or metro e is used to transfer data between 2 or more locations in a single metropolitan area. Cox business metro ethernet is a powerful, reliable choice for schools, hospitals, government organizations, and businesses.
These offerings are also referred to as carrier ethernet or metro ethernet, and they are typically limited to a relatively small geographic area. They feature a variety of port configurations, including 10100baset rj45 ports and 1g sfp ports for increased network bandwidth. Depending on physical distance, a metro ethernet network may be small or large. Businesses can also use metropolitanarea ethernet to connect their own offices to each other an ethernet interface is much cheaper than a synchronous digital. To set up a management ethernet interface and enable telnet servers, see the cisco asr 9000 series aggregation services routers getting started guide. Telco, cable tv, broadband, metro ethernet wan and leased line service providers.
A metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area network that is based on ethernet standards. 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. Businesses can also use metropolitanarea ethernet to connect their own offices to each other. Cogents alloptical, mplsenabled ip backbone is the perfect vehicle for metropolitan, national and global ethernet pointtopoint services. Metro ethernet is a general term used to describe an ethernet technology network in a metropolitan area. 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.
A metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area network man that is based on ethernet standards. Ethernet originated as a lan technology, and became a replacement for lowspeed wan technologies. 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. Comme mentionne precedemment, vous pouvez faire des. In the remaining of this lesson, well discuss some of the most common services. With a changing mix of transport technologies, the book then examines current and emerging trends, and delves into the role of virtual private networks. A comparison of metro ethernet and ethernet over copper. Metro ethernet services are now offered by a wide range of service providers. Reproduced with permission of the metro ethernet forum. Dgs121010me 10port gigabit metro ethernet switch dlink.
Metro ethernet solutions discover the highspeed, costeffective alternative to carrier mpls networking. Pdf analysts predict worldwide revenue potential for ethernet services. Metro ethernet is better at connecting separate offices locations where staff are doing similar work. There are several different metro ethernet services, each service has a different topology. 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 is a cost effective alternative to atm and offers higher bandwidth options. Metro ethernet as metro ethernet becomes more prevalent in the market, many organizations are looking at metro ethernet solutions vs. Metro ethernet the deployment of ethernet in a metropolitan area network man. You have two sites across the country site1 and site2. It is commonly used to connect subscribers to a larger service network or the internet. Oct 29, 2015 mpls multiprotocol label switching vs. The external networktonetwork interface enni is a reference point representing the boundary between two operator cens that are operated as separate administrative domains.
Metro ethernet evolved into carrier ethernet, which was designed to offer ethernet services spanning any distance. Metro ethernet encompasses many protocols and technologies, often including managed services. Centurylink wholesale metro optical ethernet metro. Introduction to cisco asr 9000 series network virtualization technology pdf 752 kb. Metro ethernet is used for connectivity to the public internet, and is also used for connectivity between corporate sites that are separated geographically. Metro ethernet discusses the adoption of metro ethernet services and how that has led carriers to the delivery of metro data services.
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. Metro ethernet service combines the power of ethernet and optical technologies across metropolitan area networks mans to provide costeffective, scalable and. Each uni can communicate with any other uni that is connected to that ethernet service. Cisco metro ethernet services and support have been introduced to help the service provider offer metropolitan metro ethernet services. 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. Building cisco metro optical networks metro covering metro ethernet, focuses more on implementation details and the. Ethernet is, quite simply, plugging your network directly into a telecom providers network. The most efficient and costeffective way to connect multiple branch networks is through the strongest possible link to the cloud. 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. An elan is a multipointtomultipoint service that connects a number of unis 2 or more providing full mesh connectivity for those sites. 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. The mef metro ethernet forum is a nonprofit consortium that defines standards and services for metro ethernet. 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. Nov 18, 2015 a metropolitanarea ethernet, ethernet man, or metro ethernet network is a metropolitan area network that is based on ethernet standards. Up until a few years ago, fiberbased bandwidth seemed to be reserved for large corporations, telcos and carriers, and educational institutions. Metroethernet as metroethernet becomes more prevalent in the market, many organizations are looking at metroethernet solutions vs. Experts who examine the matter are similarly puzzled by a.
Apr 06, 2010 metro ethernet is better at connecting separate offices locations where staff are doing similar work. The metro ethernet forum defines 5 types of carrier ethernet services retail service types wholesale service types eline eaccess. Metro ethernet as a technology differentiates itself from the type of protocols that are used to enable. Carrier ethernet builds on that standard, but is adapted to the needs of metro area networks man and wide area networks wan. They feature 10100baset rj45 ports and sfp ports for increased network bandwidth. Ethernet metro, ou wan a plus grande echelle geographique. Pdf ethernet servicesservice definition and market potential. Many clients who have been using t1 including bonded and load balanced t1 services are looking into ethernet to provide more bandwidth at a better price point. Driving this growth is the demand from business customers for scalable services, higher bandwidth and lower costs.
As an industry leader in carrier ethernet and ipmpls networks, cisco offers a. Connecting your business network enables you to quickly communicate between multiple locations. 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. 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. While traditional, lanbased ethernet is a besteffort technology, carrier ethernet has evolved to provide robust reliability and availability. Originally ethernet is a standard for local area networks lan, that is defined, maintained and extended by ieee.
Ethercat le reseau ethernet ethercat technology group. You can provision your own valueadd layer 3 services on top of the metroclear service. Gigabit and metro ethernet broadband service providers price. Furthermore, the immediate potential of the ethernet private line service to generate additional revenues over a carriers. It offers customers highspeed connectivity between multiple sites with increased economies of scale on higher bandwidths.
The mef is a nonprofit international organization accelerating industry cooperation on metro ethernet technology. The cisco services and support portfolio addresses tasks and deliverables throughout the network planning, design, implementation, operation, and optimization pdioo lifecycle. Metro ethernet network can have 30, 40, 50, or more switches in it depending on the number of customers. The essentials of ethernet service activation series. The dgs1210me series metro ethernet switches are a range of switches ideally suited for metro ethernet applications. In other words, metro ethernet connects business local area networks lan and end. The metro ethernet solution is simply a group of ethernet switches how difficult can it be to build and support. 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.
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. Surge protection, advanced layer 2 functions, and a suite of security and management tools make the dgs1210me series metro ethernet switches. 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. Highspeed, highavailability, lowlatency and lowjitter broadband is ideally delivered through ethernet based. 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. The paper is intended to help buyers and users of ethernet services understand the. 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. Metro ethernet article about metro ethernet by the free. Metro and carrier ethernet functionality and topologies.
Metro ethernet vs mpls the advantages and disadvantages of. We assume that you are familiar with the concepts and terminology of ethernet and local area networking. The dgs1210me series metro ethernet switches are a range of switches designed for metro ethernet applications. 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. Carrier ethernet has become the dominant technology in service provider networks. Cti networks offers fast, reliable metro ethernet at speeds over 10mbps. 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.
672 820 861 9 31 611 428 828 180 381 881 924 1489 1190 624 676 321 991 1487 921 3 86 747 505 203 602 954 1327 508 52 25 1291 934 1063 633 414 471 1178