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... Conclusion: With the host of wireless security technologies now available, there is a security solution available for nearly every wireless network. ... Some sort of firewall is essential to securing a wireless network.

WRT54g Linux Firmware Distributions by Eric Meyer
HYPERWRT Mission Statement is “HyperWRT is a power boost firmware for the Linksys WRT54G and WRT54GS router. The goal of this project is to add a limited set of features to the last Linksys firmware, extending its possibilities but staying close to the official firmware.” HYPER-WRT –... This WRT54G firmware is packed with features meant for creating open wireless hotspots for business or neighborhoods. ... If you like to share your wireless connection with others but don’t want it abused you will need to set up access policies.

Microsoft Update - 5 Reasons to Update Service Pack 2 by Jason Kohrs
Microsoft released Service Pack 2 (SP2) for the Windows XP operating system back in August (2004), representing significant improvements in many areas, especially system security. For those people that are still unsure whether they should update to it, the following five reasons may help make... Simplifed Wireless Networking The popularity of wireless networking has exploded as the hardware has becoming increasingly simpler to operate and relatively inexpensive. ... Now the way a user connects their system to a wireless network has been greatly simplified via enhancements found in SP2.

Used Laptop Computer: Your Quick Purchase Inspection Guide – Part 4 by Joe Duchesne
Used laptop computers are everywhere these days. How can you sift through the mass of available used laptop computers to narrow your search down to the right laptop for you? This fourth and final article strives to give you a few suggestions for your next laptop purchase. ... If the laptop you're considering doesn't have built-in wireless, you should at least have an external wireless card thrown in. ... Wireless Connectivity Built-in wireless used to be a luxury. ... You never know if the hard drive is near failure or some other catastrophic problem in near.

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. ... There is a sport called Wardriving witch involves driving in your car with a wireless network card to find wireless networks. ... It would be very easy to get an IP on a Wireless network and then ARP Poison the subnet.

How to Choose The Right Laptop Accessories? by Titus Hoskins
The notebook computer is coming of age. For the first time in history, notebooks or laptops are out-selling their bigger cousins, desktop computers. The rise in popularity of the notebook computer can be contributed to many factors: drop in prices, stiff competition, aggressive marketing, but... It has an Integrated EDGE, Wi-Fi, and Bluetooth for the ultimate in wireless networking. ... Wireless Card Most laptops and notebooks now come with a wireless card. ... It all has to do with the wrong angles and the shape of the laptop, so if you want a wireless desktop style keyboard and...

Wireless Networking - Laptop Labs for Schools by Eric Meyer
Purchasing laptops for mobile labs is often a daunting task for an educator. Mobile labs can be a great asset if the right equipment is purchased. Mobile labs have been shown to increase test scores and help students focus. If the wrong type of equipment is purchased the mobile laptop lab will... The problem is that a really light laptop costs over $2,000 and schools can’t afford that, so a laptop in the range of six pounds is good. ... Fourth the laptops need to have a integrated wireless 802.11g adapter.

Municipal WiFi - A Free Public Utility by Russell Mickler
Municipal WiFi networks ("MuniNets") are city-wide 802.11x (b,e,g,n) (wireless) mesh networks that can run an average city $10-15 million. Wireless transmitters are positioned throughout the city in public right-of-ways like atop street poles, traffic lights, and pedestrian traffic areas. ... The mesh network creates a "fabric" of connectivity that allows anybody with a wireless device to see the network, attach to it, and, subsequently, use the Internet for free. ... No more wifi routers to configure within the home or office; no more problems with privacy and security; no more...

Bluetooth Makes The Wires Disappear by Khieng Chho
While relatively new to the ears of common consumers, Bluetooth technology has been around for several years and number of products that support this application grows year after year. Various technology-oriented companies advertise Bluetooth-enabled PDAs, laptops and mobile phones. ... Bluetooth gadgets operate on 2.4 GHz radio signals similar to many cordless telephones and 802.11 b/g wireless networking systems. ... The reference to the king is appropriate for wireless communications technology.

PDA and VPN Treo Troubleshooting Guide by Aaron Adams
SIM Cards hold programming information for the GSM network along with all personal settings and data.