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. ... No more wifi routers to configure within the home or office; no more problems with privacy and security; no more threatening scare tactics about who may be sniffing your wireless packets. ... The mesh network creates a "fabric" of connectivity that allows anybody with a wireless device to see the...

Dell Inspiron 600m Notebook Computer by Matthew Keegan
After twelve years of owning desktop computers, I finally opted for a laptop so I would no longer be chained to my desk. After months of research and weighing various makes and models, I settled on the Dell Inspiron 600m Notebook Computer. This particular model has exceeded all of my... 14.1 inch screen Pentium M 725 Processor 24X CD Burner/DVD Combo Drive 256MB DDR SDRAM 1 Dimm Memory Wireless Network Card Extended Battery Microsoft Windows XP Home Addition WordPerfect Productivity Pack I kept my computer fairly basic but I did opt for the latest version of Norton Security, a...

Night Vision WiFi Cameras - Extremely Useful And Versatile by Alan King
The Grand WiFi Camera Pro Model II Night Vision camera is an extremely versatile system with the ability to serve as a webcam, security cam or to record multimedia content. The camera is totally wireless and can be used to monitor or watch a baby from anywhere in the world. ... The camera is compatible with wireless LAN 802.11g (54Mbps), and also supports 802.11b (11Mbps). ... These are a router (with DDNS or PPPoE function), 10Base-T Ethernet or 100Base TX Fast Ethernet, Intel Pentium3 800 MHz, AMD 800 MHz or Faster processor, 64M RAM or above, VGA card with 8MB memory or above, Microsoft...

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. ... If items 1, 2, and 3 above weren’t enough, there is more… For example, Windows XP with SP2 now applies security settings to...

Cisco Certifications Overview - Career Path Options by Eran Malloch
When considering a Cisco Certification , you need to understand how they structure their programmes, so that they match up with your career requirements (depending on where you are at right now). There are 3 levels of Cisco Certification, based on your increasing level of experience and... These are the Cisco Qualified Specialist certifications, and include: * Access Routing and LAN Switching * Content Networking * Foundation for Channel Partners * IP Communications Certifications * Optical Certification * Storage Networking Certifications * VPN and Security...

Security Risks and Ways to Decrease Vulnerabilities in a 802.11b Wireless Environment by Richard Johnson
Introduction This document explains topics relating to wireless networks. The main topics discussed include, what type of vulnerabilities exist today in 802.11 networks and ways that you can help prevent these vulnerabilities from happening. Wireless networks have not been around for many years. ... Security Issues of WLANs War-driving War-driving is a process in which an individual uses a wireless device such as a laptop or PDA to drive around looking for wireless networks. ... Wireless LAN Security – What Hackers Know That You Don't www.airdefense.net Copyright 2002 Internal...

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. ... I have drove in many cities with my wireless card on seeing over 60% of all AP’s open with no security. ... There is a sport called Wardriving witch involves driving in your car with a wireless network card to find wireless networks.

What You Need to Know About Networking by Alex Lakatos
Because networking is a relatively young science, it borrows language from other disciplines. Many networking terms come from the realm of physical transportation—terms such as bridge, hub, port, routing, and switching. That borrowing is apt. Just as the transportation revolution, and especially... A printer attached directly to a computer via a parallel or USB cable does not comprise a network; it becomes a network if the printer and computer are both attached to a switch or router. ... Data security also becomes a central consideration with a network.

What To Watch Out For When Looking For Flat Or Fixed Fee Computer Consulting by Steven Young
You have a computer networking infrastructure in place. Now you need someone who can maintain your computer networking systems. You want someone who knows Cisco, 3Com, Microsoft Exchange, Active Directory, Firewall protection, phone systems, Novell, Windows 2003 and more. ... Wireless switches and or routers d. ... There should be some minimum Network Security protection. ... Defragmenting the drives on the server 13. ... Defragmenting the Exchange database on server 14. ... Inforcing limites on exchange mailboxes and or disk quotas 15.

Guide to Buying a Webcam by Andrew Gates
How web broadcasting works Webcams are those handy little cameras that attach to your PC and send images to a web page that can be viewed by others. This enables you to share daily life events with friends and family in other parts of the country or the world, or to arrange a video-conference... Camcorders and security cameras Higher quality images and more camera control come from using camcorder and security cameras. ... Webcam applications work well with wireless solutions. ... Some examples include personal 'Big Brother' style diaries, sharing of family events, workplace security,...