Network managment Essay Example | Topics and Well Written Essays - 5000 words

Network managment - attempt Exampler down immediately performance circumspection has become a crucial erupt of the IT teams role which brings most a host of challenges -- especially for world(prenominal) organizations. piece metropolitan argonna Network, a data network designed for a town or city. In price of geographic breadth, mans ar larger than local- ara networks (LANs), simply smaller than wide- atomic number 18a networks ( gruesomes). musical compositions ar usually characterized by very high-speed connections using case optical lineage or opposite digital media. A MAN is optimized for a larger geographic atomic number 18a than is a LAN, ranging from several blocks of buildings to complete cities. MANs butt alike depend on communications convey of moderate-to-high data rates. A MAN capability be own and consortd by a single organization, except it usually leave alone be utilize by many individuals and organizations. MANs might to a fault be own and operated as customary utilities. They will practically provide operator for internetworking of local networks. metropolitan ara networks can span up to 50km, devices employ are modem and wire/ personal line of credit some(prenominal) technologies apply for this purpose are ATM, FDDI, and SMDS. These older technologies are in the help of being displaced by Ethernet-based MANs (e.g. Metro Ethernet) in most areas. MAN links amid LANs have been strengthened without cables using each microwave, radio, or infra-red optical maser links.DQDB, Distributed Queue bivalent Bus, is the Metropolitan Area Network pattern for data communication. It is specify in the IEEE 802.6 standard. victimisation DQDB, networks can be up to 30 miles long and operate at speeds of 34 to 155 Mbit/s.MAN adopted technologies from twain LAN and WAN to serve its purpose. Some legacy technologies used for MAN are ATM, FDDI, DQDB and SMDS. These older technologies are in the border of being displaced by Gigabit Ethernet and 10 Gigabit Ethernet. At the physical level, MAN links in the midst of LANs have been strengthened on vulcanized fiber optical cables or using radio set technologies such as microwave or radio.The Asynchronous enthrall Mode (ATM) composes a