Sunday, January 26, 2020

Network Project Proposal Project Justification

Network Project Proposal Project Justification Network Project ProposalProject Justification: The home network has potential. It adds growth and knowledge. The home network is important to use and access internet connection easily in home wireless network. This network also provide many other benefits as well like as, sharing a file between your computers in your home network, sharing a media file, sharing a folders between your computers in your home wireless network.iStock This wireless network does not cost much and it has many benefits to provide to connect wireless and non wireless devices across the network. The current network is connected via cables so its wired network. A cable goes from study room to lounge and from bed room to main hall. Its not feasible to connect many devices together in home via cable network because its require cabling through out the home and many times just because of loose cabling you have to connection loss. To overcome this hurdles in home network and to connect additional devices easily to home network wireless networking is very beneficial, so I am approaching to upgrade this wired network to wireless network. So the vast benefit of wireless networking like as I can share my files and folders more easily with my laptop and desktop computers. I can access my pictures from desktop computer to mobile device via wireless home networking. To share a printer in your home network wireless networking is more feasible option to choose because, in wireless network we dont need to run a long cable from router to printer. We can adjust the printer anywhere in home and still it will be connected to your computer via wireless connection. Network up gradation provide the benefit of using more wireless clients easily. Project Goals: Next-generation home networking environments will contain a variety of Internet-ready devices or embedded systems, which will result in increased complexity for the end user. New methods are therefore required to build autonomic networking infrastructures that enable auto-configuration and self-management of the networked elements. In future Internet-based home environments a variety of devices such as PCs, smart phones, networked appliances and embedded systems will be organized into infrastructures and will act together to form a new type of service provisioning platform. Todays typical home environments often contain a few of these Internet-ready devices; in the future there will be even more, including embedded systems like sensors and actuators that are also accessible via Internet technology (e.g. TCP/IP, HTTP, Web services etc). While on the one hand this gives users the freedom to access a rich variety of devices in the vicinity of their homes, on the other it increases the depth of knowledge required to understand what is happening in such a complex networking environment. Novel methods for autonomous networking as well as self-configuration, self-management, self-organization, self-protection and self-healing (self-x) of the networking elements can take responsibility for observing and controlling the home network without directly involving end users. Technology will revolutionize the tools that are used in the home of the near future. Embedded computing, sensing and actuation technologies-coupled with new infrastructure in the built environment itself-will combine to enable new opportunities to support the work of the home. The wireless home networking goal is to successfully connect wireless devices such as laptops, desktop computers, VoIP phone, wireless printer, and network storage drive and wifi cell phone. The other goal is to configure the wireless devices so they can share network folders and print wirelessly in home network and to successfully achieve that we need to install wireless router and cable modem in home wireless network. Cost: The cost to build wireless network is illustrate bellow, Linksys E3000 wireless router $180 Cable modem $50 Wireless printer (HP C310a) $150 VoIP Phone $45 Network storage drive (Netgear) $180 The cost for internet connection which is provided by ISP is not included in the proposed network cost. The devices which are used in home wireless network are under warranty by the manufacturer for 3years and the technical support is also provided. Advantages Disadvantages of wireless network: Wireless network have advantages and disadvantages when compared with wired LANs. A WLAN will make it simple to add or move workstations and to install access points to provide connectivity in areas where it is difficult to lay cable. Temporary or semi permanent buildings that are in range of an access point can be wirelessly connected to a LAN to give these buildings connectivity. Where computer labs are used in schools, the computers (laptops) could be put on a mobile cart and wheeled from classroom to classroom, provided they are in range of access points. Wired network points would be needed for each of the access points. A WLAN has some specific advantages: It is easier to add or move workstations. It is easier to provide connectivity in areas where it is difficult to lay cable. Installation is fast and easy, and it can eliminate the need to pull cable through walls and ceilings. Access to the network can be from anywhere within range of an access point. Portable or semi permanent buildings can be connected using a WLAN. Although the initial investment required for WLAN hardware can be similar to the cost of wired LAN hardware, installation expenses can be significantly lower. When a facility is located on more than one site (such as on two sides of a road), a directional antenna can be used to avoid digging trenches under roads to connect the sites. In historic buildings where traditional cabling would compromise the faà §ade, a WLAN can avoid the need to drill holes in walls. Long-term cost benefits can be found in dynamic environments requiring frequent moves and changes. Wireless network also have some disadvantages: As the number of computers using the network increases, the data transfer rate to each computer will decrease accordingly. As standards change, it may be necessary to replace wireless cards and/or access points. Lower wireless bandwidth means some applications such as video streaming will be more effective on a wired LAN. Security is more difficult to guarantee and requires configuration. Devices will only operate at a limited distance from an access point, with the distance determined by the standard used and buildings and other obstacles between the access point and the user. Proposed Solution: find-ip-address To overcome the technical issues take necessary steps to build wireless home network. To solve the wireless range problem with the 802.11b/g, in this network 802.11n wireless standard is chosen. So it will provide wide range of wireless network and it will be enough for small to medium size home. The wireless security is configured so the home wireless network can be protected. To protect wireless security WPA2 personal security encryption is configured and MAC address allocation is also configured so the wireless router will not provide access to any other device and the home wireless clients devices will be secured. The firewall is also enabled on Linksys wireless router so it will provide security from outside. From outside no one can hack your home network and harm the computer systems. The ultimate in wireless security measures, shutting down your network will most certainly prevent outside hackers from breaking in! While impractical to turn off and on the devices frequently, at least consider doing so during travel or extended periods offline. Computer disk drives have been known to suffer from power cycle wear-and-tear, but this is a secondary concern for broadband modems and routers. Summary: To build wireless home network, using this simple three-step approach: 1. Identify the WLAN design thats best for your situation 2. Choose good wireless gear 3. Install gear and test the configured WLAN Wireless offers tangible benefits over traditional wired networking. Each computer you wish to connect to a WLAN must possess a wireless network adapter. Wireless adapters are sometimes also called NICs, short for Network Interface Cards. Wireless adapters for desktop computers are often small PCI cards or sometimes card-like USB adapters. Try to install your wireless router in a central location within the home. The way Wi-Fi networking works, computers closer to the router (generally in the same room or in line of sight) realize better network speed than computers further away. In densely populated areas, its not uncommon for wireless signals from one persons home network to penetrate a neighboring home and interfere with their WLAN. This happens when both households set conflicting communication channels. Fortunately, when configuring an 802.11n router, you can change the channel number employed. For example, you may choose any WLAN channel number between 1 and 11. If you encounter interference from neighbors, you should coordinate channel settings with them. Simply using different channel numbers wont always solve the problem. However, if both parties use a different one of the channel numbers 1, 6 or 11 that will guarantee elimination of cross-WLAN interference. Wireless LANs suffer a few more reliability problems than wired LANs, though perhaps not enough to be a significant concern. 802.11n wireless signals are subject to interference from other home appliances including microwave ovens, cordless telephones, and garage door openers. With careful installation, the likelihood of interference can be minimized. Wireless networking products, particularly those that implement 802.11n are comparatively new. As with any new technology, expect it will take time for these products to mature. Wireless LANs using 802.11n support a maximum theoretical bandwidth of 300 Mbps. Furthermore, Wi-Fi performance is distance sensitive, meaning that maximum performance will degrade on computers farther away from the access point or other communication endpoint. As more wireless devices utilize the WLAN more heavily, performance degrades even further. Overall, the performance of 802.11n is sufficient for home Internet connection sharing and file sharing, but generally not sufficient for home LAN gaming.

Saturday, January 18, 2020

The Doryphoros

Can you hear it, the mumbles of children everywhere at the just the mention of year around school, while the parents of these kids start to jump for joy. Would a year round school year help not only our nation but Oklahoma’s concerns about school performance? It is this simple question that starts the debate and battle of the school year. Should we or should we not have longer school days or just go for the gold to say and make school a year round institution. There are many who argue for year round school. They believe that more is always better. United States President Barack Obama is among them. The challenges of the new century demands more time in the classroom. † he stated. I for one think that more hours would not only help American but Oklahoma schools as well. We have all been there, coming in from a long summer break when out of the blue a teacher ask the dreaded question, do you remember how to work this problem? I can still see my blank stare at the chalk boa rd wondering who is going to save me. Shorter summer breaks means students are less likely to incur learning loss, and it may decrease the number of students being sent to remedial classes or to tutoring for help.Oklahoma’s kids are falling below average in science and math. We say that some kids just don’t test well, but it is not the case. The long summer breaks mean less time in the class room to keep their heads in the game. Without a long summer break that leaves less young minds in summer school and more time in the classroom and where the action is. School systems that are already year round have an advantage over the other states that are not. This would provide Oklahoma children with the ability to have a more global educational experience.Countries like Japan, China, and Korea already have this system in effect. Their children test higher, have a more developed level of learning, and they graduate College at a higher rate. The average test scores for U. S 4th grader in math was (539), whereas China’s average was well into the (800). They test better due to them retaining the knowledge learned during the year and years before. Students who test lower cost not only time but money to be spent on the longer educational process. We should not look at it as if it should happen but as in when to start.Before you think man is this person crazy, what about all the vacation plans we made during the summer. With the year round school program it will be easier to schedule family vacations and it will give students opportunity to rest their brain more frequently. It will also help cut down the need for these bright minds of our future to need the re-teaching of skills already learned. Allowing teachers to use classroom time more efficiently not only benefits the teachers but the kids as well. They will be learning more and keeping up with the rest of the world.We fail to realize our children are crying out for help. When we have seniors leavi ng high school with only the reading skill of a 5th grader can we say that as citizens of Oklahoma we did our best to help them achieve their best? I for one believe it is time for us to stand up and say no our children need and deserve more. A family with both mother and father working, that leaves who to care for the kids. Child care is expensive costing more during the summer break. Parents who are just making end meat to supply the house hold with enough to just get by would have more room to breathe.Families would be able to save as much as $750 per month. Families struggle pay the bills, put food on the table, and supply kids with clothing, why add another expense on the already tight budget. With all that being said there are some who believe that year round school would be more of a burdened than a source of help. The budget for food and other bills also raise a question with them. They even go to state that budgets and staffing issues simply may not allow for extended schoo l programs to happen. They say that school maintenance, day to day upkeep and the utilities do not justify the means.You may even hear that students who have difficulty with attention, due to disability are not ready to attend longer periods of time and that it will create some disorder in the classroom. Many budgets and staffing issues have been brought forward as well. How are we to pay qualified teachers the competitive way and it is hard to keep them as well. With all this information being said I for still believe that the pros out way the cons. We need to build a better foundation and it all starts in the classroom. Without the proper education our kids will not secede in the world.We as Oklahoma’s should care more about the education we are sending these children out with than the dollar amount. So as we sit down to listen to the children as they are against this we need to ask do they really know what is good for them. As adults and Oklahomans it is our job to ensure the children grow up with the knowledge need to advance in life. Without the proper education we are saying that we as parents, educators, and adults do not care about the education of our next president, teachers, doctors etc. It is time to take a stand and say yes our education system in Oklahoma needs a change and to place it into action. Before you decide look at the statics of all the other countries that go all year round. There are fewer drop outs, more college graduates and higher achievement in life. We all just want our children to be the best they can be and that starts in the classroom. Works Cited CNN. â€Å"Obama wants to overhaul education from ‘cradle to career' – CNN. com. † CNN. com – Breaking News, U. S. , World, Weather, Entertainment & Video News.Kristi Keck, 10 Mar. 2009. Web. 20 Nov. 2012. . â€Å"Fast Facts. † National Center for Education Statistics (NCES) Home Page, a part of the U. S. Department of Education. The National Center for Education Statistics, n. d. Web. 20 Nov. 2012. . Oklahoma. Oklahoma City: Oklahoma State Dept. of Education, 198. Print. Williams, Mary E.. Education: opposing viewpoints. San Diego, Calif. : Greenhaven Press, 2000. Print.

Friday, January 10, 2020

Why were the major cities of Britain bombed by the Germans in 1940-41?

The Blitz (shortened from the German word Blitzkrieg meaning lightning war) was a period of time when Germany carried out air raids on major cities in Britain. The main reason for the Blitz was that Hitler wanted to invade. The Blitz began on the 7th September 1940 with London being the first city attacked. London was bombed for 56 consecutive nights after that. This was because London is a densely populated area & the Germans knew that it would cause destruction & upset on a huge scale. In particular the bombers focused on the East End as it was home to docks and factories. Other places in London were also hit such as Buckingham Palace and St Paul's Cathedral. This would have made some people very distraught as these buildings were part of Britain's history and what had been destroyed of them could not be replaced. As well as London, towns in the south of England such as Southampton, Bristol and Portsmouth were targeted and attacked because of their dockyards. Without docks England would be unable to send or receive anything in ships overseas. This would have caused havoc with the economy, as vital resources would have been restricted. Hitler also set out for infrastructure and factories to be bombed because if roads, railways, buildings and factories had been ruined. Britain's industry would suffer immensely. Materials to make weapons and military vehicles would be scarce and s this would have a knock- on effect on Britain's progress in the war. Although a large number of cities by the coast were hit, the Midlands were also devastated, particularly Coventry in November 1940. In the North West, Manchester was attacked heavily in December 1940, but it was Liverpool that was the victim of the biggest raid on a mainland city. In conjunction with buildings being destroyed, Hitler also wanted the morale of the British to be shattered. In September alone, over 40,000 people a week lost their homes, their heritage and their memories. 4500 people were killed in November and just in London 12,500 people dies in December. Hitler wanted to crush the British drive so much that they would give up entirely and surrender. As an extract from Goebbels diary on the 1st November 1940 reads, ‘The Fuhrer intends to keep hammering the British until they break'. The British civilians lived in fear that their towns would be bombed. At night the blackouts were put in place. Indoor lights, streetlights and headlights had to be off or covered so they could not be seen from above. This would make it more difficult for the planes overhead to locate their target. At the worst, people had to resort to living in the underground railways which were packed and which were filthy. Another place people took shelter was churches as a first aider on the 14th September 1940 said, ‘ People felt that nowhere would be safer than under the protection of the church. Hitler though that if the unemployed, homeless, withered people of Britain lost their spirit and faith in the Government, then they would turn there back on the British war effort and so Germany would win.

Thursday, January 2, 2020

How Does Tattooing Affect Society - 1123 Words

Humans have marked their bodies with tattoos for thousands of years. Recordings of the first known tattoo date back to 2000 B.C. on a famous Egyptian mummy known as Otzi, an iceman, who was found near the Italian-Austrian border in 1991 (Lineberry). These permanent designs—sometimes plain, sometimes elaborate, and almost at all times personal—have served a variety of different meanings. It is up to us to determine the reasoning and significance behind them. Studies have found that people cannot fully control the meaning of their own tattooed bodies. The social contexts in which they live shape the responses to and interpretations of their tattoos by others (Jones 266). Tattooing has changed tremendously in the past couple of decades; virtuosity—improved color and more details, expansive imagery—and socially, to the point where it has â€Å"fully entered the middle class,† (Heller). This is what has caused so much confliction as to why people get tat toos in the first place and the meaning behind them as well as the rising popularity. The very known and obvious reason that people get tattoos is that it is a form of art and self-expression. Some tattoo enthusiasts exhibit a broad array of tattoo expression through a discreet flower on their hip to full-body and facial tattoos. Tattoos are typically frowned upon by mainstream society. It is difficult to find a job now days if you have visible tattoos, since they require them to be covered up. Tattoos in the workplace can beShow MoreRelatedFreedom of Self- Expression: Tattoos and Body Piercings at 16 Should be Permitted1232 Words   |  5 Pagessubconscious or not. Images and styles are adopted which communicate meanings about the individual to his/her peers and to society. Styles of dress, language, music, and dance are some of the ways that portray ones own unique symbols, values, and meanings. 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To see if there are diverse ways and why. 9/29/2017 High ïÆ' ¼ What are the forms of tattoos? To know how varied tattoos are and what the difference is. 9/29/2017 High ïÆ' ¼ What is the function of tattoos? To know the reason why tattoos are made and whether they’reRead MoreAnalysis Of Herman Melville s Typee1850 Words   |  8 Pagescompare and contrast how Western civilization and the â€Å"other† [Typee] reaffirm â€Å"identity.† In a sense Tommo and his decision, by the end of the novel, really allows the reader to understand what creates and helps maintain identity for ones self. Melville, in the beginning, introduces Tommo as an individual that prefers to be unidentified or wants to be invisible to others, but wants to be someone whom takes pleasure in the observation of others. Tommo, in Marquesan, does mean â€Å"to enter intoRead More Stigma of Tattoos in Modern Times Essay1906 Words   |  8 Pagestattoos. 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In this paper, I will argue that although tattoos are a symbol of sexual and bodily freedom for many women, men oftenRead MoreNegative Effects Of Tattoos1473 Words   |  6 Pagesis qu ite common to possess one nowadays. As popular as tattoos have become in our western society, there are still repercussions when participating in this body modification venture. It is typical for adolescents to partake in receiving visible markings as a way to revolt against their parents or authority overall. Juveniles do not always consider the future and how such tattoos can have a destructive affect on their careers or callings. Decisions one makes in their youth will impact their life inRead MoreTattoos And Its Effect On Society Essay2019 Words   |  9 Pagesdifferentiate themselves from the rest of society. But also it is true that there is a very limited understanding about this corporal modification that could be one of the reasons why it can not be appreciated as for how it should be. However, modern society reflects the current popularity of tattooing because it has acquired an entirely artistic meaning to a social expression and a way of identity. Personally, I believe that tattoos are a form of expression and don t affect human’s personality. Despite the