... The definition of broadband Broadband is defined as a transmission medium that can carry signals from multiple independent network carriers on a single coaxial or fibre optic cable, by establishing different bandwidth channels. This technology can support a wide range of frequencies and is used to transmit data, voice and video over long ... would be that it refers to any type of transmission technique that carries several data channels over a common wire. Examples of this technique are cable TV and DSL. They can carry voice transmissions and also data transmissions. 1.2 Types of broadba...

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• Approx Pages: 18
• Grade Level: High School

... to a common private network and the Internet. This will increase productivity in companies' across the globe. Worldwide communication can be established between remote locations and main offices through phone lines, cable systems, satellite connections, and wireless technologies. The three phases in setting up a home network are: design, installation, and administration. In phase I, the design, system requirements are determined based on the ... are ready, wiring from each station to a central location must be installed (two cables per location are recommended). The central location shou...

• Word Count: 1752
• Approx Pages: 7
• Has Bibliography
• Grade Level: High School

... A computer network is a group of connected computers that allow the sharing of information and peripherals. The most basic network is made up of two computers connected by some kind of cable in order to exchange information more quickly and efficiently. A standalone computer is very useful to many businesses, but without a network, those businesses would have to spend twice the amount of ... computers, cables and other peripherals communicate with each other. The three basic types of network topologies are bus, ring, and star. A bus topology consists of computers connected along a singl...

• Word Count: 959
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• Grade Level: High School

... more easily than other topologies, so many local carriers and metro network vendors are seriously considering them. Mesh networks also are proposed as the wireless broadband solution in locations where cable and DSL aren't available. Every home wireless node acts as a router, creating a mesh network with each of its neighbors. Such mesh networks provide excellent Internet access and could ... Currently, less than 10% of U.S. homes have a broadband connection. Statistics say that out of the approximate 10 million current broadband connections, roughly 7% are cable modems and 2.8% are DS...

• Word Count: 1185
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• Grade Level: High School

... versions of Ethernet called "Fast Ethernet" and "Gigabit Ethernet" support data rates of 100 Mb/s and 1 Gb/s (1000 Mb/s). An Ethernet LAN may use coaxial cable, special grades of twisted pair wiring, or fiber optic cable. "Bus" and "Star" wiring configurations are supported. Ethernet devices compete for access to the network using a protocol called Carrier Sense Multiple Access with Collision Detection (CSMA ... from the ring and a new token is transmitted. FDDI is an abbreviation for Fiber Distributed Data Interface. FDDI is a set of ANSI protocols for sending digital data over fiber o...

• Word Count: 686
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• Grade Level: High School

... more easily than other topologies, so many local carriers and metro network vendors are seriously considering them. Mesh networks also are proposed as the wireless broadband solution in locations where cable and DSL aren't available. Every home wireless node acts as a router, creating a mesh network with each of its neighbors. Such mesh networks provide excellent Internet access and could ... Currently, less than 10% of U.S. homes have a broadband connection. Statistics say that out of the approximate 10 million current broadband connections, roughly 7% are cable modems and 2.8% are DS...

• Word Count: 1202
• Approx Pages: 5
• Grade Level: High School

... been tentative before the signing ceremony were kicked into high gear. AT&T entered into the satellite TV business, and NYNEX and Bell Atlantic conducted merger talks. The Act does allowed cable companies to provide local telephone service, a provision that overrides state and local regulations that have prevented CATV companies from getting into the local telephone business. Local exchange carriers (LECs) also ... -Bell telephone company in America."" In 1972 it again changed its name to United Telecommunications. "By the end of the 70's it had established one of the first fiber optic c...

• Word Count: 4161
• Approx Pages: 17
• Has Bibliography
• Grade Level: High School

... but without the string. People can understand how it works with the string, but without the string they are confused. Basically, wireless networks use radio signals to accomplish what copper cable or fibber optic accomplishes in a wired network. The picture below is of a basic wireless LAN. It includes desktop PCs and Laptops as well as a wired network as the original Internet ... within a personal operating space (POS). A POS is the space surrounding a person, up to a distance of 10 meters. Currently, the two key WPAN technologies are Bluetooth and infrared light. Bluetooth is a cable ...

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• Grade Level: High School

... computer, or a broadband internet connection. The one thing that is still the same is the initial connection method of the wireless network. When they are setup a length of Cat5e networking cable and two RJ-45 connectors, which look like big phone jacks, are the common pieces used. According to Texas Instruments, the most effective type of wireless LAN should have a compatibility ... service providers use wireless networks because of there flexibility. They are also very easy to repair when you compare the cost of a wired network. You have miles upon miles of cable that could be cut, br...

• Word Count: 806
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• Grade Level: High School

... science, mathematics and engineering," says Vice President Al Gore, the Clinton administration's leading high-tech advocate (Silverstein 9). The Information Superhighway will make it possible to merge today's broadcasting, 500-channel cable TV, general video, telephone, and computer industries all into one giant computer network, because it will have a much greater capacity than today's Internet. This is made possible by replacing ordinary ... telephone wires with fiberoptic cable, which is made up of hair-thin strands of glass and can transmit 250,000 times as much data as a convention...

• Word Count: 1782
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• Grade Level: High School

... switch or hub close to the location of the new PCs. In each room I will run a star topology linking to a hub and from each hub I will have a fibre optic backbone cable running to the server so information will run quickly from, each hub to the server. E.g.: I will be using a class -C- network as the company has less than 200 computers and will ... clicking on the print button. Internet Most of the employees in your office, including yourself, can increase their productivity with access to the Internet. Using a technology such as Roadrunner and a Cable/DSL router combined with a network ...

• Word Count: 1023
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• Grade Level: High School

... Current Network The John Paul College network is almost completely wireless. Exceptions to this include staff, desktop computers in the primary school and senior school, all being connected by CAT5 cable. The wireless network reaches all parts of the college campus from the Coleman Centre to Sick Bay to the JPIC. (Refer to Appendix A) The current data transfer rate present throughout ... deliver a much more efficient and functional network overall. As of current the school uses Windows 2000 Server and should continue to, as it is very reliable and secure. No new cable extensions will ne...

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• Grade Level: High School

... .6 (Metropolitan Area Network Working Group), 802.7 (Broadband TAG), 802.9 (Isochronous LAN Working Group), 802.10 (Security Working Group), 802.12 (Demand Priority Working Group), 802.8 (Fiber Optic TAG), 802.14 (Cable Modem Working Group), (O"Hara). One very important working group to the networking industry is IEEE 802.11. 802.11 defines standards for wireless local and metropolitan area networks. The IEEE ... ...

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... external antenna and the airwaves. Of course the connection between the data radio or wireless networking adapter and an antenna involves a wire "but far less wire than dragging a cumbersome cable across the floor around your living room or a meeting room at the office, and much less than trying to get wired to a network connection a few miles away. When you think ... ...

• Word Count: 611
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... of the following: • 2 Cisco 48 port 10/100/1000 switches ~$3,500 each. • 1 meter Multimode fiber jumper for interconnect between the switches ~$30. • 1500 feet of shielded Category 5 cable ~300. • Cat 5 keystone jacks, and associated wall hardware ~200. • Open sided server rack for switches and rack mounted servers ~1,000. K.A.R.S. would also recommend upgrading the Internet connection speed ... ...

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• Has Bibliography
• Grade Level: High School

... not communicate. How do the bits and bytes of information get from one point to the other? Someone has to establish a route between points, which is what I do. I run copper cable or fiber optics between telecommunication rooms in order for the computer network to "talk." The first step is to determine which media you need to use. What is the distance ... ...

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• Grade Level: High School

... browse the World Wide Web and send and receive e-mail. Short for modulator-demodulator. A modem is a device or program that enables a computer to transmit data over, for example, telephone or cable lines. Computer information is stored digitally, whereas information transmitted over telephone lines is transmitted in the form of analogue waves. A modem converts between these two forms. Broadband is faster than ... ...

• Word Count: 308
• Approx Pages: 1
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... three and its primary use would be for home, school, and businesses. LANS, being the basic building block of any computer network, can range from two computers being connected by a cable to the complexity of hundreds of connected computers and peripherals throughout a major corporation. Local Area Networks provides organizations with abilities essential for today's business needs. For example, a LAN gives access ... ...

• Word Count: 630
• Approx Pages: 3
• Grade Level: High School