http://www.articlealley.com en-us editorial@articlealley.com A reference model is a connectional blueprint of how communications should take place. It deals all the processes required for effective communication and splits these processes into logical groups called layers. When a communication system is contrived i... http://www.articlealley.com/article_1233422_10.html 15th November 2009 A storage drive reads or saves info to magnetic or visual storage media. It can be used to storage data permanently or to retrieve info from a media disk. Storage drives can be set up inside the computer case, such as a hard drive. For portability, some s... http://www.articlealley.com/article_1233359_10.html 15th November 2009 EIGRP uses a proprietary protocol called Reliable Transport Protocol (RTP) to deal the communication of substances between EIGRP-speaking routers. And as the name indicates, reliability is a key care of this protocol. Cisco has designed a mechanism that ... http://www.articlealley.com/article_1227511_10.html 11th November 2009 Because wireless networks can be accessed by anyone with a compatible wireless network adapter, most models of wireless network adapters and WAPs provide for encryption options. Some devices with this feature enable you to set a security code known as an ... http://www.articlealley.com/article_750538_10.html 12th January 2009 Windows Ultimate is unique in that it not only features all the features of the other Windows editions, but also includes downloadable Windows Ultimate Extras. Available through Windows Update, they are slated to include some pretty incredible software. M... http://www.articlealley.com/article_727414_11.html 19th December 2008 Chandeliers give off a swish and elegant feel to your home, while bountiful out adequate lighting to give it a bright and positive atmosphere. Among the different types of chandeliers sold nowadays, the most standard ones are the rock chandeliers. Keep i... http://www.articlealley.com/article_727413_80.html 19th December 2008 So, what’s new in Windows Vista? A better question might be, “What’s not new in this startling new operating system?” From the first glance, you can see that Windows Vista is obviously quite different from Windows XP. The interface is similar, but... http://www.articlealley.com/article_727199_11.html 19th December 2008 Although Microsoft has made a point of including strong game and multimedia support with all of its post-Windows 3.1 operating systems through the ever-evolving DirectX multimedia libraries, the company didn’t fully and completely embrace the idea of fu... http://www.articlealley.com/article_726996_11.html 19th December 2008 It’s been a long time coming. Microsoft hasn’t released a new consumer operating system since Windows XP came out in October, 2001. Now, nearly six years later, Windows has once again been polished, modernized and buffed to a glossy sheen for a newer ... http://www.articlealley.com/article_726910_11.html 19th December 2008 Is not the matter of fact that you are working in an organization related to the field of technology or advancement but its becoming a basic necessity for every person who is in the practical field of competition .not matter which type of job you are doin... http://www.articlealley.com/article_725249_45.html 17th December 2008 Certifications are becoming a necessary part in the IT industry. They were established to guarantee that IT professionals followed a standard set of rules using a standard set of skills to ensure proper interaction with various areas of IT. Many certifica... http://www.articlealley.com/article_725128_45.html 17th December 2008 A hub is a device used to connect all of the computers on a star or ring network. A hub is nothing more than a box with a series of cable connectors in it. Hubs are available four- and five-port devices designed for home and small business networks to lar... http://www.articlealley.com/article_701533_45.html 01st December 2008 A Layer 2 switch, which functions as a transparent bridge, offers no additional links for redundancy purposes. To add redundancy, a second switch must be added. Now two switches offer the transparent bridging function in parallel. LAN designs with redunda... http://www.articlealley.com/article_701434_45.html 01st December 2008 Microsoft Windows Vista is the latest workstation version of the Windows operating system and is designed for both home and business users. MSN Encarta describes a vista as a scenic or panoramic view, and that’s exactly what Windows Vista provides. Not ... http://www.articlealley.com/article_701407_45.html 01st December 2008 Windows Vista appears in different versions. Fortunately, most people only need to concern themselves with four, and you can probably winnow the list down to two or three pretty quickly. Microsoft chose the feature sets assigned to specific Vista versi... http://www.articlealley.com/article_701332_45.html 01st December 2008 Microsoft has tried to put “active” items on the Windows desktop for nearly a decade. Finally, with Vista’s Sidebar success seems within grasp. Stability problems that dogged previous versions aren’t as readily apparent — which is to say, Sideb... http://www.articlealley.com/article_701292_45.html 01st December 2008 Routers are the critical part of all the networks and can be both security aid and security vulnerability. A router basically has more network interfaces through which network traffic is forwarded. Or it might be blocked. The router decides when to forwar... http://www.articlealley.com/article_700757_45.html 01st December 2008 Routers are the critical part of all the networks and can be both security aid and security vulnerability. A router basically has more network interfaces through which network traffic is forwarded. Or it might be blocked. The router decides when to forwar... http://www.articlealley.com/article_700589_45.html 01st December 2008 The firewall protects an internal network from malicious hackers or software on an external network. Firewalls filter potentially harmful incoming or outgoing traffic. Firewalls are used to subdivide internal networks on the Internet. It also protects ind... http://www.articlealley.com/article_699435_45.html 01st December 2008 The majority of Cisco routers run Cisco IOS Software with the command-line interface (CLI). The CLI is used to interface with the device and send commands to the device. This is achieved through the use of a terminal, a terminal emulator, or a Telnet conn... http://www.articlealley.com/article_698655_11.html 30th November 2008 At few years ago using Windows' earlier version was a treat. Ask those who started computers with DOS. Now there are much more choices for users. Choosing the software you need, is one of the important decisions. Assuming that you have decided to the s... http://www.articlealley.com/article_695179_11.html 26th November 2008 In addition to hype there are some tangible reasons to upgrade and or switch over to Windows Vista. I can recount only some of them. Start from the appearance. Windows Vista looks different; window, desktop, start button, start menu, taskbar, everythin... http://www.articlealley.com/article_678197_45.html 30th October 2008 As the world is running so fast the integrity of IT certification is very important to everyone. IT, as an industry and a profession, is largely growing with immense speed. Certifications cannot be achieved before passing some particular standards. Ce... http://www.articlealley.com/article_669389_10.html 20th October 2008 Switch has replaced the bridge in the modern network, which is replacing routers in many instances as well. A switch is a box with multiple cable jacks in it that looks a lot like a hub. Some manufacturers have hubs and switches of various sizes that are ... http://www.articlealley.com/article_655516_10.html 06th October 2008 Simple Mail Transfer Protocol (SMTP) Simple Mail Transfer Protocol (SMTP), answering our ubiquitous call to email, uses a spooled, or queued, method of mail delivery. Once a message has been sent to a destination, the message is spooled to a device—u... http://www.articlealley.com/article_655514_45.html 06th October 2008 Windows vista is already creating waves in desktop computing and beyond. It seems different but the fact is users only need to getting used to it. It is simple; choose an edition, buy or upgrade and start exploring. You can do anything with Vista but I... http://www.articlealley.com/article_655513_11.html 06th October 2008 Q-1 which layer of the OSI model is responsible for reliable connections? Answer: The Transport layer of the OSI model is responsible for reliable connections. Q-2 what is the difference between acknowledgments and handshaking? Answer: Hands... http://www.articlealley.com/article_551212_10.html 05th June 2008 Q-1 which layer of the OSI model is responsible for reliable connections? Answer: The Transport layer of the OSI model is responsible for reliable connections. Q-2 what is the difference between acknowledgments and handshaking? ... http://www.articlealley.com/article_550487_11.html 04th June 2008 The CPU is the part of a computer that controls the operation of the computer. All arithmetic and logical operations, decoding of instructions and the execution of instructions are performed by the CPU. Early computers used several chips to handle the tas... http://www.articlealley.com/article_536570_10.html 14th May 2008 WiFi is the other name for wireless internet or wireless network, this name is mostly used by none technical users who just knows how to access internet wirelessly, they know pretty much nothing beyond that. WiFi is basically short form for wireless fidel... http://www.articlealley.com/article_534339_11.html 09th May 2008 WiMAX technology is identified as Worldwide Interoperability for Microwave Access; it is formed in June 2001 to encourage conformance and interoperability of the WiMAX (IEEE 802.16) standard, officially known as Wireless Metropolitan Area Network (WMAN). ... http://www.articlealley.com/article_534337_11.html 09th May 2008 Information Technology (IT) industry is one of the major areas of human activities. It has rapidly matured in relatively short span of time. More or less every one is taking advantages of IT and those who have yet not integrated IT in their work and life ... http://www.articlealley.com/article_530371_45.html 07th May 2008 In the present era our lives are being dependent on computers and different types of electronic devices that provides us the opportunity to communicate, entertain, and in every aspect of our life. The extensive growth in wireless networks over the last fe... http://www.articlealley.com/article_526790_45.html 30th April 2008 Q-1 What type of routing protocol maintains neighbors? Answer- Link State Q-2 what is the range of values for administrative distance? Answer: 0-255 Q-3 Describe the difference between unicast, multicast, and broadcast traffic? Answer: Unicast traffi... http://www.articlealley.com/article_515626_11.html 11th April 2008 Generally speaking, Braindumps refers to lists of questions and answers from an actual IT certification exam. This dangerous, illegal and unethical trend is like a plague to IT profession as well as industry. Using unfair means in examinations is one... http://www.articlealley.com/article_511938_11.html 07th April 2008 Generally speaking, Braindumps refers to lists of questions and answers from an actual IT certification exam. This dangerous, illegal and unethical trend is like a plague to IT profession as well as industry. Using unfair means in examinations is one... http://www.articlealley.com/article_508884_11.html 04th April 2008 RIP (Routing Information Protocol) is a distant vector routing protocol. RIP algorithm has been in use since the early days of ARPAnet. Currently, there are 2 versions of RIP, which are known as Routing Information Protocol version 1 (RIPv1) and Routing I... http://www.articlealley.com/article_491138_10.html 19th March 2008