STRATEGIC NETWORK OPERATION :: essays research papers

Any iodine whos run a net profit operations group knows the frustration that accompaniesmanagement inquiries about our network strategy. To be successful, a strategicnetwork plan must squ atomic number 18 up the services the network will offer the line operations of thebusiness.Network, in calculating machine science, techniques, natural participations, and computerprograms used to link two or more computers. Network users are able to carry on files,printers, and other resources consign electronic messages and run programs on othercomputers. A network has one-third layers of components application software, networksoftware, and network hardware. Application software consists of computer programsthat port with network users and permit the sha recollect of information, such as files,graphics, and video, and resources, such as printers and disks.Network software consists of computer programs that establish protocols, orrules, for computers to talk to one another. These protocol s are carried out by publiciseingand receiving formatted instructions of data called packets. Protocols coiffure logicalconnections between network applications, direct the movement of packets by means of thephysical network, and minimize the possibility of collisions between packets sent at thesame time. These are some of the different types of Network software Appletalk,Arpanet, Bitnet, CWIS, Ethernet, IBM Token Ring netwrok, Internet, LAN, andUSENET. in any case Class A, B, & C network refer to the different types of subnet protocol. Local demesne Networks(LANs), which connect computers separated by short distances,such as in an office or a university campus, commonly use bus, jumper cable, or ring topologies.Wide area networks (WANs), which connect distant equipment across the country orinternationally, often use special leased telephone lines as point-to-point links, and is thebiggest network.When computers share physical connections to get information packets, a setof M edia Access mastery (MAC) protocols are used to allow information to flowsmoothly through the network. An efficient MAC protocol ensures that the transmissionmedium is not calorie-free if computers have information to transmit. It also prevents collisionsdue to simultaneous transmission that would toss off media capacity. MAC protocols alsoallow different computers fair access to the medium. unitary type of MAC is Ethernet, which is used by bus or star network topologies. AnEthernet-linked computer first checks if the shared medium is in use. If not, thecomputer transmits. Since two computers can both sense an idle medium and sendpackets at the same time, transmitting computers continue to monitor the sharedconnection and stop transmitting information if a collision occurs. Ethernet can transmitinformation at a rate of 10 Mbps.The most profound - and successful - encroachment occurred when switchedEthernet devices appeared on the scene.