Some networking professionals use the term patch cable to refer to any kind of straightthrough network cable used for a temporary purpose. Computers may connect to each other by either wired or wireless media. If you elect to wire your own networking cables using bare utp cabling, rj45 connectors, and a crimp tool, you may have questions about properly mapping the different colored wire pairs. Not only will it keep your cables safe,itll keep people. The words tip and ring hark back to the days of manual switchboards. Fiberoptic cable is more expensive, but it is invaluable for situations where electronic emissions and environmental hazards are a. Utp unshielded twisted pair utp is by far the most used networking cable. Overview of ieee 94 and usb networking 739 appendix f. Instructor one thing i will tell youwhen it comes to dealing with networking cablesis it can be a real timeconsuming nuisanceto tie them up, run them through channels,snake them through walls. Data communication and computer network 4 lan provides a useful way of sharing the resources between end users. You will find two main types of networking cables in any bundle of cables lying around your office. Lans are composed of inexpensive networking and routing equipment. There are many types of networks but the most common ones are the lan.
Well continue with the expansion of our covered topics to include fiber optic technology and talk about the different fiber optic cables available in the market. Ip is a standard that defines the manner in which the network layers of two hosts interact. What a network engineer or network sales engineer does for a living. Coax, twisted pair, and fiber optic types of patch cables exist. Learn the specifications, standards, and features of the coaxial cable, twistedpair cable, and the fiberoptical cable. Beasley and piyasat nilkaew pearson 800 east 96th street indianapolis, indiana 46240 usa db i 101112 11. Models of networking appropriate to students ncte recommendation to students some relevant terms. Cable and connector types are defined by tiaeia568 standards. The answer to this question has a lot to do with your particular network installation.
Fiber optic cabling provides service to buildings and between network. For specialized applications, fiberoptic, or 10basefl, ethernet segments are popular. These cables share the same physical characteristics as other types of network cables except that patch cables tend to be a shorter length. Utp cables are more prevalent in soho networks while stp is used in more highend. In the network diagrammed above, all links are pointtopoint, and so each interface corresponds to the unique immediate neighbor reached by that interface. The standard connector in computer networking is an rj45. Most vendors will have the basic structured cabling components. Network security entails protecting the usability, reliability, integrity, and safety of network and data. The cable segments in this network cant be over 185 meters in length.
In straightthrough cables, the eight pins or wires that make up the cable match directly from. Basic of networking a computer network consists of a collection of computers, printers and other. The computers that people had were standalone computers they didnt need to be connected to other computers or electronic devices to run. The first decade of lan technology development was a period in which corporate computing users were gradually adapting to the new technology and steadily rolling it out within organizations on a department basis. Harting ethernet cabling data communication networks for the. Category 5e or 6 cable workstation network card to network switch port maximum distance 100mtrs. Smbuf12 7 6 5 4 3 2 1 application presentation session transport network data link physical the seven layers of the. The site was designed to help you pass the ccna exam 200125, but it can also be used as a reference site for anything networking related. A node can be a computer, printer, or any other device capable of sending andor receiving data generated by other nodes on the network. Used primarily for data transmission in local area networks lans, utp network cable is a 4pair, 100ohm cable that consists of 4 unshielded twisted pairs. The resources such as printers, file servers, scanners, and internet are easily sharable among computers. Hubs at the bottom of the networking food chain, so to speak, are hubs.
Cabling devices network fundamentals part 2 now you know what a network is, its time to see how theyre cabled, and how addresses are used. Everything you always wanted to know about optical networking but were afraid to ask 1 richard a steenbergen nanog 57 february 20. Specific cables considered include unshielded twisted pair utp, shielded twisted pair stp, coaxial, and fiber optic cable. Cat 3, cat 5, fiber optic, utp, and stp coaxial cable coaxial cable is braidedgrounded strands of wire that can provide some shielding and noise immunity. In this networking tutorial for beginners, were going to give you an overview of the basics of networking. Cabling devices network fundamentals part 2 youtube. Everything you always wanted to know about optical networking.
Network cabling basics what you need to know about 10gbs page 1 cabling lifecycles and total cost of ownership page 8 selecting a cabling vendor page 12 demystifying cabling categories page 22 alien crosstalk basics ebook cabling basics. Each pair of two individual wires are twisted around each other to. Welcome to website, a free ccna tutorial site that closely follows the cisco ccna curriculum. To connect two or more computers or networking devices in a network, network cables are used. The quality of utp may vary from telephonegrade wire to extremely highspeed cable. This chapter introduces commonly used networking devices, and, although it is true that you are not likely to encounter all of the devices mentioned in this chapter on the exam, you can be assured of working with at least some of them. Cat 3, cat 5, fiber optic, utp, and stp coaxial cable. March 2005 residential ethernet tutorial there is a growing awareness of the need for a network that can distribute and control high quality digital audio and video. Basic network cabling system reception accounts manager accounts. Introduction to networking advantages of networking types of networks models of networking appropriate to students ncte recommendation to students some relevant terms. Coaxial cabling, which uses connectors called bnc bayonet nut connector is known as, in forms of. From the computer technical tutorials directory network cabling tutorials. Computers were a rarity even a few decades ago, in the 1970s or even the 1980s.
Computer networks pdf notes free download cn notes. Data communication and computer network 1 a system of interconnected computers and computerized peripherals such as printers is called computer network. C o m network cabling basics what you need to know about 10gbs page 1 cabling lifecycles and total cost of ownership page 8 selecting a cabling vendor page 12 demystifying cabling categories page 22 alien crosstalk basics ebook cabling basics. The internet is a vastly complicated network of computers joined to each other through a countless number of cables and satellite links. Depending on your security needs, for example, you can choose a router with a firewall, a virtual private network vpn, or an internet protocol ip communications system. Computer networking is a huge part of the day to day role of many it specialists, and knowing how to differentiate different network devices will be essential to your success. There are many types of networks but the most common ones are the lan local area network and wan wide area network. Fig 4b shows a standard cat5e wall outlet socket which the cables are connected to. Introduction to network cables and network cable types. Special thanks also goes to janice boothe, rcdd and her awesome. Switches, routers, and wireless access points are the essential networking basics. The cable has four pairs of wires inside the jacket. However, the internet changed all that when it arrived on the scene.
Learn about fiber optic basics, fiber, jargon, cable, termination, network, estimation, testing, training, and glossary. This video is for people that are first starting out. Each pair is twisted with a different number of twists per inch to help eliminate interference from adjacent pairs and other electrical devices. It typically consists of 4 pairs of 2 wires 8 separate wires total, all within one casing. If you want to get started with networking, the cisco ccna course starts with the basics of networking and teaches you how to configure a small network that consists of routers and switches. Chapter 1 tutorial basics network fundamental of personal. The majority of the cables will be straightthrough cables, but some may be crossover cables. Most network professionals use cable testers to test the cabling and verify that the cable is properly crimped and making contact with the networking devices. Learn the specifications, standards, and features of the. Individuals, professionals and academics have also learned to rely on computer networks for capabilities such as electronic mail and access to remote databases for research and communication purposes. The following sections discuss the types of cables used in networks and other related topics. When you go to a computer store to purchase a device. Network cabling overview practical network components patch panel brush panel network switch standard 19.
Must be a heterogeneous network that supports both wired and wireless components. In straightthrough cables, the eight pins or wires that make up the cable match directly from one side of the cable to. Typically, wiring within walls uses solid conductors, while patch cables are stranded. Network cable types and specifications learn the specifications, standards, and features of the coaxial cable, twistedpair cable, and the fiberoptical cable. Beyond those basic networking functions, routers come with additional features to make networking easier or more secure. Ip addresses are 32 bit long, hierarchical addressing scheme. Through them, devices connected to your network can communicate with one another and with other networks, like the internet. Choosing the cable infrastructure ftp directory listing hp. Information on wireless lans and guidelines for installing cable are also provided. Level 2 and level 1 cables are not used in the design of 10baset networks. Understanding ethernet switches and routers this extended article was based on a twopart article that was written by george thomas of contemporary controls and appeared in the february and march 2011 issues of intech magazine an isa publication.
He explains how to deal with a dns, configure a router, and set up a wireless network while applying security standards. If you ve ever wanted to learn how to maintain your network, youre going to want to learn the basic types of cables you will run into along the way. This series will focus on the different types of network cables, such as ethernet copper cabling specifications, speeds and caveats of each technology. This comprehensive list of tutorials has valuable information for technicians and installers looking to learn more about fiber optics, hdmi, and copper cabling. The cable itself is made up of a solid center wire with a braided metal shield and plastic sheathing protecting the rest of the wire.
Everything you always wanted to know about optical. Three basic techniques are used to protect networks from unauthorized wireless use. Instructor mike meyers provides an introduction to networking by exploring cables, network ids, ip addresses, and ports. This interconnection among computers facilitates information sharing among them. Web site and mike holt for their knowledge of codes. Bsi network cabling guide page 5 crossover cable there are instances where you need to connect two devices such as a switch and a hub together, or a router and cable modem together which involves the transmit pair of cables on one device talking to the receive pair of the other device. Stp cables are heavier per meter compared to utp cables. But i will tell you that if you take the time to do it,and do it right,it really will come in handy in the long run. By the end of this lesson, youll be able to identify and describe various networking cables and networking devices. Networking tutorials a network in it is a group of two or more computers linked together. The cable is terminated in either the t568a scheme or the t568b scheme. This tutorial explains the types of network cables used in computer networks in detail. When you are building a network, you need to know about the different cable types for the. Networking basics computer networking has become an integral part of business today.
The bulk cable networking bulk cable exists in both stranded and solid conductor forms. Network security is not only concerned about the security of the computers at each end of the communication chain. Cabling florida center for instructional technology. Flex cable will cause data corruptionloss due to higher electrical resistance, flex for fly leads etc only. Because the cables from all of the pcs converge at a common point, a 10baset network forms a star configuration.
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