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... * Network Security : This path is directed toward network professionals who design and implement Cisco Secure networks. ... * Storage Networking : This path is for professionals who implement storage solutions over extended network infrastructure using multiple transport options.

Wireless Access Points: Thin vs Fat by Eric Meyer
Wireless LAN Switches: The Best Solution There are two types of wireless access points Intelligent (Fat) and Thin wireless Access points. A fat wireless access point has everything it needs to handle wireless clients. A Thin wireless access point is basically a radio and antenna that is... If you are deploying a wireless LAN for a company I would be scared if you don’t utilize wireless LAN switches and wireless thin access points. ... In enterprise wireless networks the administrators biggest fear is rogue wireless access points.

Wireless Linux: Using the Linux Wireless ToolBox by Eric Meyer
First thing you need to do is purchase a wireless adapter card with a prism2 chipset. Just go to google and type in linux wireless adapters and track one down. If you are using a fairly good wireless distro it should pick up the card automatically. Ok, Now you have the card now what, you plugged... iwconfig is used to configure your wireless adapter so you can connect it to your preferred network. ... By the way your wireless adapter should be named wlan0 The iwlist command will give a list of options that look like this: usage: iwlist [interface] scanning [interface] frequency...

Sharing an Internet Connection over a Wi-Fi Network by Lee Asher
Once you've got your wireless network set up, I've no doubt that one of the first things you'll want to do with it is share an Internet connection -- after all, that's why most home users put in a wireless network to begin with. Well, the good news is that Windows has Internet Connection Sharing... From here, you can run the Network Setup Wizard by clicking 'Set up a home or small office network'. ... Setting It Up: The Gateway Note: this guide assumes that you have already set up your wireless network, but you have not connected it to the Internet yet.

Always-On Networks Created with a Wireless Router by Troy Davies
If you're using a wireless network with Windows' built-in Internet Connection Sharing, you're probably quite happy with it -- but there's a problem. The problem is this: the computer the modem is connected to needs to be turned on before any of the other computers can get Internet access! ... A wireless router is basically a small, low-powered computer dedicated to nothing but providing Internet access to your wireless network. ... Choosing a Wireless Router When you're choosing a wireless router, you should consider the same things as you would with any other wireless equipment: range,...

Is Your Wireless Network Secure? by Travis Fisher
Organizations in our region have been steadily adopting wireless networking over the past few years, and many more businesses will take the leap to wireless over the course of 2006. By implementing a wireless network, your employees can do their job more efficiently and be more productive. ... Older WAPs and less savvy network administrators will employ this method for protecting a wireless network. ... Many businesses have installed wireless access points (WAPs) in order to realize various benefits, but my experience has shown that relatively few organizations understand the importance of...

The Essentials of Wireless Security by Daniel Robson
With wireless networks proliferating it is becoming more important than ever that sufficient security measures are put in place. And yet many people, especially those new to the technology or computers in general, are just not aware of the dangers of not properly securing a wireless network. ... The most common form that a danger to a private network can take is known as variously as ‘War-driving’, ‘war-walking’, ‘war-flying’ or ‘war-chalking.’ This involves an unscrupulous person literally driving, walking or even flying around in an attempt to find an unsecured wireless network.

Wireless Networking: Signal Behavior by Eric Meyer
When a wireless signal hits an object it dosen’t just stop or bounce straight back it could turn, bend, breakup, slow down, or even turn a corner. If you don’t take into account these possible senerios your wireless network could have large big issues that could plague your network. ... ReFraction : Refraction is the bending of your wireless signal as it goes through a medium of higher density than its origin. ... Scattering : Scattering will take place when a wireless signal hits an object that has many irregular angels causing the signal to shoot off into many directions.

Get Connected To Wi-Fi by Robert Thatcher
Wi-Fi, short for wireless fidelity refers to a set of wireless networking technologies more specifically referred to as any type of 802.11 network, 802.11b and 802.11a, dual band. The word Wi-Fi was built by an organization called the Wi-Fi Alliance. ... Wireless Fidelity is an appearing technology that will probably be as common as electric outlets and phone lines in a few years. ... It is intentionally planned to be use for wireless devices but is now often used for Internet access. ... They are just connected to the network that uses radio signals.

Wireless Internet by Dennis Oley
We have all come a long way from connecting to the internet via the old 2400 baud telephone line modem to a slow AOL connection. Now, there are many ways to connect to high-speed internet at various costs and service levels. Today, the Cable TV provided high-speed internet access usually costs... Now to set-up a simple wireless network you need two more things; a Wireless Router (to connect to your high-speed modem), and a way to receive the wireless signal at your computer, a wireless network card.