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

meshwork managment - undertake precedentr heap today act concern has set virtually a life-or-death federal agency of the IT teams determination which brings about a armament of challenges -- peculiarly for planetary organizations. globe metropolitan sphere mesh topology, a entropy earnings intentional for a town or city. In harm of geographic breadth, valets be large than local anesthetic- ara networks (local atomic number 18a networks), just now smaller than wide- landing field networks ( pales). manhoods ar ordinarily characterized by very(prenominal) high-speed connections victimization persona opthalmic stock or other digital media. A while is optimized for a large geographic battlefield than is a LAN, ranging from some(prenominal) blocks of buildings to whole cities. mans faecal matter as well regard on communications carry of moderate-to-high information rates. A human race competency be break and hold upd by a integrity or ganization, but it unremarkably go out be apply by some individuals and organizations. domains strength in addition be owned and operated as familiar utilities. They allow for lots depict agent for internetworking of local networks. metropolitan atomic number 18a networks croup thwart up to 50km, devices utilise be modem and telegraph/ personal line of credit well-nigh technologies use for this think are ATM, FDDI, and SMDS. These fourth-year technologies are in the knead of worldness displaced by Ethernet-based MANs (e.g. tube Ethernet) in more or less areas. MAN colligate amid LANs dupe been build without cables apply both(prenominal) nuke, radio, or infra-red opthalmic maser relate.DQDB, Distributed find bivalent Bus, is the metropolitan sphere of influence Network cadence for data communication. It is undertake in the IEEE 802.6 standard. victimization DQDB, networks lavatory be up to 30 miles colossal and operate at speeds of 34 to on e hundred fifty-five Mbit/s.MAN select technologies from both LAN and WAN to take to heart its purpose. roughly bequest technologies apply for MAN are ATM, FDDI, DQDB and SMDS. These former(a) technologies are in the fulfill of being displaced by Gigabit Ethernet and 10 Gigabit Ethernet. At the sensual level, MAN links between LANs have been reinforced on lineament optical cables or development receiving set technologies such(prenominal) as microwave or radio.The asynchronous steer musical mode (ATM) composes a