ABSTRACT 4G TECHNOLOGIES Wireless technology has transformed our lives in many ways. Until very recently‚ we needed a computer wired to a port‚ to get online. Even wired telephones are becoming a thing of past. Nowadays‚ we use our mobile phones for banking‚ to check ticket availability at a Cinema Hall‚ and many more. Wireless communication is the transfer of information over a distance without the use of enhanced electrical conductors or "wires”. And‚ Wireless networking refers to any kind
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Beej ’s Guide to Network Programming Using Internet Sockets Version 1.5.4 (17-May-1998) [http://www.ecst.csuchico.edu/~beej/guide/net] Intro Hey! Socket programming got you down? Is this stuff just a little too difficult to figure out from the man pages? You want to do cool Internet programming‚ but you don ’t have time to wade through a gob of structs trying to figure out if you have to call bind() before you connect()‚ etc.‚ etc. Well‚ guess what! I ’ve already done this nasty business
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Network Management Systems (NMS) Network Management System is defined as the collection of tools that assist human network managers in planning‚ configuring‚ controlling and monitoring the computer networks. It covers all the activities and safety measures needed to ensure the effective and efficient use of the resources to be managed. Thus‚ a Network Management System has to address different functional areas of a computer network and has to fulfill the requirements of the users in these areas
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LANs: Local Area Networks Local Area Networks also called LANs have been a major player in industrialization of computers. In the past 20 or so years the worlds industry has be invaded with new computer technology. It has made such an impact on the way we do business that it has become essential with an ever-growing need for improvement. LANs give an employer the ability to share information between computers with a simple relatively inexpensive system of network cards and software. It also
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“virtual” network that is kept private by “tunneling” private data through the underlying infrastructure of a public Internet. VPN technology provides a way of using public network infrastructures‚ such as the Internet‚ to provide private‚ secure access to applications and company resources to employees in remote or home offices‚ to business partners‚ and even to customers. A VPN is one or more WAN links over a shared public network‚ typically over the Internet or an IP backbone from a Network Service
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Introduction and needs of future trends The logistics industry faces a number of particular challenges when it comes to sustainability. For many years now‚ providers of logistics services have been closely integrated into their customers’ production processes. Businesses and governments also carefully weigh logistics in their investment decisions. The logistics industry itself is not just responsible for ensuring that the right product reaches the right place at the right time. It is also
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3 November 2012 Social Networks: A Positive or Negative Effect on Society? Through the years social networking sites have become increasingly popular with sites such as Facebook‚ Twitter and others. These social networking sites offer an alternative way to communicate with one another without being face-to-face. However‚ these social networking sites have produced a generation of youth that lack simple social skills‚ not to mention the negative effects they have had on the educational system
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Millions of teens participate in social networks. According to the 1997 Pew Research report Teens and Social Media‚ 93 percent of teens are active online. Fifty-five percent have created a profile on a social networking site. What are teens doing on these sites? Why are they spending so much time connecting with others online? HANGING OUT MOVES ONLINE Ask teens what they do on social networking sites and chances are their answer will be "just hang out." In fact‚ hanging out with friends is nothing
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Network Flows Case Study MTH221 University of Phoenix February 23‚ 2014 Network Flows Case Study The following is a series of case studies on Network Flows. Network flows can be representative of many types of systems. Whether the network is used to transmit data from computer to computer or server to server‚ transfer goods across the county‚ or deliver liquid flows to the desired location‚ networks must be studied to find the most efficient path for the given media
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COMMUNICATION AND COMPUTER NETWORK 4.1 INTRODUCTION Today computer is available in many offices and homes and therefore there is a need to share data and programs among various computers with the advancement of data communication facilities. The communication between computers has increased and it thus it has extended the power of computer beyond the computer room. Now a user sitting at one place can communicate computers of any remote sites through communication channel. The aim of this chapter
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