Analysis of Internet Protocols and Infrastructure Essay -- Internet Te

Analysis of net profit protocols and InfrastructureIntroduction engagement Anything reticulated or decussated at equal distances, with interstices between the intersections. - A Dictionary of the English LanguageSECTION 11.1 WHAT IS A NETWORK?A) What is a network?A network is simply a assemblage of machines connected in virtually way that allows them to communicate with all(prenominal) other and share cultivation. To do this the machines have to be connected in almost way that allows communication, and have an agreed upon a language to chatter when they do communicate.Components of a network might allow in psyche legionss, some form of communications hardware, a network protocol and a collection of network services.B) Individual hostsA network is a collection of individual machines sometimes referred to as hosts. Each host (computer) must have some unique identifier that allows other hosts to talk to it.1.2 COMPONENTS OF A NETWORKA) intercom municate ProtocolIn order to communicate the parties must speak the same language. Languages on computer networks are referred to as network protocols. A network protocol is simply a set of rules and formats that govern how information is sent and in what format it is sent. Some of the different network protocols utilize today include TCP/IP (Internet and UNIX favourite), IPX (Novell), Appletalk (MAC), DECnet and confused others.TCP/IP is quickly congruous the networking protocol and is the one I concentrate on in this subject.B) Network servicesTo be of use to users the network leave provide various services including file, print and device sharing, electronic mail etc.1.3 TYPES OF NETWORKSA) Network categoriesLAN (local ... ...UNIX the routing table can be viewed using the netstat command. The route a packet follows can be viewed using the traceroute command. Routing tables are either createdstatically, or by the systems administrator configuring the system, using the startup or configuration fiels, to used a pre-defined, unchanging route.dynamically.There are protocols, part of TCP/IP, that will dynamically modify the routing table in response to events.Adding a host to the network requires obtaining, installing and configuring the necessary network hardware, gather the required information including IP speak to and hostname of the peeled host, the gateway and the name server, the network address and the subnet mask, modify the appropriate configuration and startup files with that information, make sure the new host has an entry in the domain name service, test the connection.