The lesson begins with an overview of the internet and of networking protocols, introducing several key terms and concepts. A computer network is a system in which multiple computers are connected to each other to share information and resources characteristics of a computer network. A star topology is a design of a network where a central node extends a cable to each computer on the network. The basic definition of a computer network is that a computer network connects parts of a distributed architecture, whether those parts are made up. From a performance standpoint, we study the causes of packet delay and loss in computer network. Computer networking services whichever computer network best fits your needs is easily and professionally installed in your home or business by montgomery texas computer repair.
You can use a straightthrough cable for the following tasks. A computer network can be categorized by their size. Introduction a computer network is the infrastructure that allows two or more computers called hosts to communicate with each other. Computer networking and management lesson 1 computer.
Doit yourselfers who need to install a few new cabling runs in their facility and want to get. If you have this configuration, use the wireless setup wizard to connect your hp allinone to the router in infrastructure mode. Data communication and computer network 8 let us go through various lan technologies in brief. In ethernet standards, this cable is documented as the 10base5 thicknet cable. This lesson provides a broad overview of the computer networking and the internet. Study of different types of network cables and practically implement the crosswired cable and straight through cable using clamping tool. Much of my cable knowledge was accumulated under the supervision of dr. Twistedpair cable 12 opticalfiber cable 19 coaxial cable 23 cable design 25 plenum 26 riser 29 general purpose 30 limited use 30 cable jackets 30 cable markings 32 wire insulation 34 insulation colors 35 twists 38 wire gauge 39 solid conductors versus stranded conductors 40 cable length 41. The ethernet connector, likewise, has 8 pins and looks similar to a phone plug, but is actually thicker and wider. This technology was invented by bob metcalfe and d. At this stage you can use the normal copy and paste to move the desired content. Local area network lan is based on client server network relationship.
Cabling should not be run next to electrical mains cabling because of the potential for interference. We identify key architectural principles in networking, including layering and service models. Montgomery texas computer repair will make sure that your network is locked down tight using encrypted software and hardware to insure your piece of mind. All student who preparation competitive examination will help you for upcoming exams like railway,cat, ssc,mppsc and other state level exam. A crossover cable connects two devices of the same type. Sep 08, 2018 go to the network panel on computer b, and you will see the name of whatever computer is part of the network. The complete guide to network wiring, third edition fva. Connect a printer, scanner, or a fax machine to one. Most universal serial bus usb cables connect a computer with a peripheral device such as a keyboard or mouse rather than to another computer. A computer network comprises the following components. Jan 03, 2019 hello friends computer network topologies and their types pdf download for all of you. The two types of coaxial cabling are thick coaxial and thin coaxial. On the host computer on the host computer, follow these steps to share the internet connection. Different types of adapters are available for bnc connectors, including a tconnector, barrel connector, and terminator.
Learn the specifications, standards, and features of the. A client is the computer running a program that requests the service from a server. Each cable should be no longer than 265 feet and should be a single piece of cable there should be no joins. Computers connected to a widearea network are often connected through. Computer networking and management lesson 1 computer networks. Your external lan cable connects your gc and computer using lan communications. The network achieves this by providing a set of rules for communication, called protocols, which should be observed by all participating hosts. Ethernet is the standard for wired networking around the world. You can determine that the wiring is a straightthrough cable by holding both ends of the utp cable side by side and seeing that the order of the wires on both ends is identical. Wang dual coaxial cable for wang word processing terminals. Specific cables considered include unshielded twisted pair utp, shielded twisted pair stp, coaxial, and. In a utp implementation of a straightthrough cable, the wires on both cable ends are in the same order. Use the computer and networks for conceptdraw diagram to design your own cable networks quick and easy. Log on to the host computer as administrator or as owner.
Ethernet ethernet is a widely deployed lan technology. Category 5 or cat 5 and cat 6 are types of computer network cables considered common. The devices may or may not belong to the person in question. 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. Wireless connection to a wireless network with dsl or cable internet access a wireless router also known as an access point manages the network connections and a dsl or cable modem is used to provide internet access. Stp cables are heavier per meter compared to utp cables. Doubleclick on it, and all files shared will be displayed. A clientserver network is one n which all available network. A computer network is a broad term for one of the biggest technological advances in computer science over the last 40 years. Amazonbasics rj45 cat6 ethernet patch internet cable 14 feet 4. The nodes typically handle the network protocols and provide switching capabilities. Almost all modern lan computer networks use this cable.
This cable was used as the backbonecable in the bus topology. Local area networklan is based on client server network relationship. A visual guide to computer cables and connectors digital. Used in cable network to provide cable internet service and cable tv over long distances. On a star network, computers are connected independently to the center of the network.
This can shorten the lifecycle of a cabling system. A minimum of at least 2 computers cables that connect the computers to each other, although wireless communication is becoming more common see advice sheet 20 for more information a network interface device on each computer this is called a network interface card or nic. Create files and store them in one computer, access those files from the other computer s connected over the network. Create files and store them in one computer, access those files from the other computers connected over the network. Coaxial cabling, which uses connectors called bnc bayonet nut connector is known as, in forms of. Some examples of transmission media include twistedpair wire, coaxial cable, fiberoptic cable, and radio waves 5. The transmission medium is the physical path by which a message travels from sender to receiver. The basic definition of a computer network is that a computer network connects parts of a distributed architecture, whether those parts are made up of hardware, or virtual or logical resources. All of the above 12 what is a firewall in computer. Learn what type of network cable connector such as rj45, j rj11, usb, mtrj, coaxial bnc, lc local connector, mtrj, usb bnc and aui is used to connect what type of network cable. Data and charging cable for mobile devices such as mobile phone, tablet, mp3 player. Communications between the gc and computer pass through a house network system via devices called hubs or switches, or communications between the gc and computer are direct via a special. Go to the network panel on computer b, and you will see the name of whatever computer is part of the network. Local area network is a group of computers connected to each other in a.
Typically, a wan consists of two or more localarea networks lans. Every two wires are twisted around each other to form pair. Cabling florida center for instructional technology. Network cables are the ones used for connecting a certain computer to a certain cable modem. Bsi network cabling guide page 2 as typically network cabling uses solid wire, cabling should not be twisted or bent into a tight radius. Product title fosmon 3ft cat5e ethernet lan networking patch cable. The following points outline the computer network cabling requirements. A bus topology consists of a main run of cable with a terminator at each end. Crossover cables look almost identical to ordinary, straightthrough or patch ethernet cables, but the internal wiring. Two basic network types are localarea networks lans and widearea networks wans.
These cables were created to support temporary hosttohost networking in situations where an intermediate device, such as a network router, is not present. This cable was used as the backbone cable in the bus topology. It can be a computer, workstation, telephone handset, television, and so on. In some instances, overall network capabilities change at a greater pace than originally expected. Computer network topologies and their types pdf download. It too has a clip to help maintain a tight connection like a phone connector. A node is usually itself a computer general or special which runs specific network software. Nov 29, 2019 an ordinary patch cable connects different types of devices, for example, a computer and a network switch. Nov 11, 2019 most universal serial bus usb cables connect a computer with a peripheral device such as a keyboard or mouse rather than to another computer. Personal area network pan a personal area network pan is a computer network used for communication among computer devices, including telephones and personal digital assistants, in proximity to an individuals body.
Local area network lan communications installation guide. Amazonbasics rj45 cat6 ethernet patch internet cable 50 feet. Coaxial cable connectors the most common type of connector used with coaxial cables is the bayoneneillconcelman bnc connector see fig. Popular on lans because they are inexpensive and easy to install. This cable consists of colorcoded pairs of insulated copper wires. The complete guide to network wiring david groth jim mcbee. A standard phone cable has 4 wires and the connector has four pins. No experiment 1 study of different types of network cables and practically implement the crosswired cable and straight through cable using clamping tool.
Network which uses shared media has high probability of. Principles, protocols and practice, release techniques allow to create pointtopoint links while radiobased techniques, depending on the directionality of the antennas, can be used to build networks containing devices spread over a small geographical area. Computer cable types and descriptions hardsoft computers. The ends of a patch cable can be wired in any way as long as both ends are identical. Introduction to network cables and network cable types.
Metro ethernet is a service which is provided by isps. This tutorial explains the types of network cables used in computer networks in detail. Hello friends computer network topologies and their types pdf download for all of you. Each system was wired to a different wiring closet or computer room and included the following. Computer network, two or more computers that are connected with one another for the purpose of communicating data electronically.
Jeff bloom and the folks at computer training academy where i teach windows nt, tcpip, and exchange courses are always outstandingly patient when. It can be in the form of ethernet, tokenring, atm, or fiber distributed data interface fddi. However, special network adapters sometimes called dongles connect an ethernet cable to a usb port indirectly. Multiple choice questions of computer networking 11 computer network is a.
Do not use metal staples to secure cable runs, nor tightly adjusted cable wraps. Usb ports on computer see image below how to tell usb 2. This topic is very good for all types of competition examinations. The twistedpair cable was primarily developed for computer networks. Network cable types and specifications computernetworkingnotes. This computer network topologies and their types pdf. It managers who are preparing to install a new computer system. Fig 1 gives an example of a network in a school comprising of a local area network or lan connecting computers with each other, the internet, and various servers. The connector has a clip at the top to help maintain a tight connection. This service enables its users to expand their local area networks. All nodes file server, workstations, and peripherals are connected to the linear cable.
In addition, it can support greater cable lengths between network devices than twisted pair cable. An ethernet crossover cable, also known as a crossed cable, connects two ethernet network devices to each other. Utp cables are more prevalent in soho networks while stp is used in more highend. We examine the edge of a computer network, looking at the end systems and applications, and at the.
Cat 3, cat 5, fiber optic, utp, and stp coaxial cable. Through the use of computer network cables it is also possible to connect a couple of or even more computers in order for them to share scanner, printer, etc. Bus topology bus topology advantages of bus topology. Widearea network wan a computer network that spans a relatively large geographical area. This tutorial explains network cable connector types and specifications in details. Conceptdraw diagram is a powerful network diagramming and vector drawing software that allows to draw the professional looking cable network diagrams quick, easy and effective. A computer network is a system in which multiple computers are connected to each other to share information and resources. Cabling, connectors, and ethernet standards itx learning.