Tips for Getting the Most Life Out of Your Laptop Battery by Eve Larson
As more and more people are becoming part of the mobile workforce and using laptop or tablet PC’s battery life is often a primary concern. Today’s portable computers use lithium-ion batteries instead of older style nickel-cadmium power sources. In addition to being able to hold a greater charge,... If you aren’t using your wireless connection to connect to the internet or network turn off the wireless connection it will extend the life of your battery. ... Just leave your computer on overnight with no applications running.

Wireless at the Workplace by Jonathan Coupal
Wi-Fi, or wireless fidelity, is a term promulgated by the non-profit Wireless Fidelity Alliance organization to designate products adhering to the IEEE 802.11 standard for wireless LANs. A Wi-Fi network broadcasts a radio signal, operating in the unlicensed 2.4 and 5 GHz radio bands, with a data... However, there are a number of technologies available today that can make your wireless network as secure as your wired network. ... ” Benefits of Wi-Fi: With Wi-Fi networks, an entirely new set of benefits and services can be offered: · Access to the wired corporate network and the Internet...

Peer To Peer File Sharing - How it Works by Peter Nisbet
Peer-to-peer (or P2P) file sharing systems connect users (called nodes) directly together. Some are true networked systems while other contain an element of the client-server structure. That is they contain an element of the original Napster centralized server system where clients are fed by a... Examples are eDonkey, which is combined with Overnet, the FastTrack network and the Gnutella network. ... Kazaa and eMule which operate on the eDonkey/Overnet networks and Ares with its own network. ... Software which operates on these networks is: Limewire and Bearshare who both use the Gnutella...

Remote Access Programs by Josh Riverside
Remote Access Programs are one of the leading examples of the advancement of information technology. Their basic aim is to keep the offsite people linked to the office. In today’s scenario of tight schedules and tough competition, more and more entrepreneurs work outside the office premises. ... But maintaining a connection with the office PC requires a network that keeps you connected. ... Or perhaps you need to access company resources on a local area network (LAN). ... Remote Access Programs like file transfer utilities, remote-node servers and remote-control software are specially...

Remotely Accessing Your Home Computer by John V. W. Howe
If you are going to be an online entrepreneur, you always need to have access to your computer when you are away from home. Some people use laptops for home and travel, but many prefer to have use a desktop or tower model PC. When we retire and are using the Internet for our retirement job, it... You can install this on your home computer and access the home computer from a laptop that you might carry or from any Internet connection when you are on the road. ... If you have a firewall/router on your system and have a home network, you will also need to make your own computer IP address...

ARP, MAC, Poisoning, & WiFi by Brian Wilson
In this paper we will cover the basics on Address Resolution Protocol (ARP), Media Access Control Addresses (MAC), Wireless (WiFi), and layer 2 communications. I hope to explain how a “Man in the Middle Attack” works. The common name for this is ARP poisoning, MAC poisoning, or Spoofing. ... The Attack Because the ARP replies have been forged, the target computer sends frames that were meant for the original destination to the attacker’s computer first so the frames can be read. ... Most network engineers need to sniff the protocols on a network to make sure the data is flowing correct.

The Future Arrives As Ultra-Wideband (UWB) Becomes Reality by Stan Allen
As the Consumer Electronics Show is kicking off 2005 in Las Vegas, one of the stars promises to be the emerging technology of Ultra-Wideband (UWB). UWB is wireless networking that is used for a multitude of electronic components and devices ranging from high definition TV, portable digital... In a recent test, an ultra-wideband transceiver yielded fantastic performance while operating in close proximity to an 802.11b network, a cordless phone, a microwave oven and a cellular/PCS phone. ... By incorporating UWB with the 802.15.3 PAN standard, it will provide a home wireless multimedia...

4 Computer Money-saving Tips by Sharron Senter
Tip #1 -- Rebates: A rebate is not always a bargain. Computers with rebates are often close to being discontinued. You may pick up a good deal or purchase technology that's about to become yesterday’s news. What's more, stores will often package computers with a bunch of free items to make it... If you're using a high speed Internet connection, such as cable broadband or DSL, you'll want to make sure you have a network card built into your system. ... If you have a wireless network at home or at the office, save money and installation time by buying the wireless card built right into the...

Router - Denial Of Service Attacks by Michael Russell
Routers are not perfect. For that matter, nothing is. So if somebody wants to give a router more than it can handle there is a way to do this. We're going to take a look at what are called denial of service attacks. A router can only handle so much information coming into it at one time. ... These messages start to cascade through the entire network until all the pathways in the network are full and nobody can communicate with any server on the network. ... Once the main routers start to get overloaded they start to send messages to the rest of the network that the connection is full.

History of the Computer - Data Handling Peripherals; Part 3 of 3 by Tony Stockill
TELETYPE MACHINES Developed for telegraph 'hard copy' communication over the telephone network, a teletype machine was suited to adoption by the rapidly expanding computer market, with its demand for hardware and technology to run it. A ready-made printer and keyboard communication device, it... (you still can't get away with anything!) Some systems use a control console for each operation, system, network, printers etc. ... Others incorporate all functions in one control, with auxiliary stations in the print room, network console, etc.