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Cyber Monday – Cisco CCENT ICND1 – SuperDeal

Cyber Monday Super Deal ****************************************** This Cyber Monday get a Supercharged Start on your IT Career with Cisco’s “Entry Network Technician” Certification Training   ICND1 is the training you need to sit the exam for Cisco-Certified Entry Network Technician (CCENT) This is an IT-INDUSTRY-RECOGNIZED entry-level certification Included in the price (no hidden fees!): all class materials…

The Fun Side of the Internet of Things (IoT)

The Fun Side of the Internet of Things With so many, more serious, applications of the Internet of Things (IoT) it is nice to see development of applications that are “just for fun”. The Internet, as we all know, is the thing that makes the world go around. We use it in pretty much every…

New WiFi Naming Protocol – WiFi 6

New WiFi Naming Protocol – WiFi 6 We are expecting the imminent release of a new Wireless standard based on IEEE standards 802.11ax which will simply be known as “WiFi 6”. The hopes are that this new WiFi version will offer faster access: higher data rates, increased capacity, and overall enhanced performance. “What is it…

Exam Preparation Tips

Exam Preparation Tips At the point when most of your study is done, and you feel pretty confident about the content of the study materials, it is time to schedule your exam. Even for the best prepared students, actually scheduling the exam can be a nerve-wracking experience in-and-of itself because it is, at this point, that…
WPA3 better than WPA2

How is WPA3 more secure than WPA2?

There is a lot of buzz in the industry about WPA3 and, especially, after the scare we had with WPA2 (see our blog post: krack-hack-is-wpa2-dead/). So, how is WPA3 more secure then WPA2? WPA3 is promising to improve security in multiple ways, over WPA2 If you have 802.1X/EAP/RADIUS (WPA2-Enterprise) configured (correctly) you can be quite…

Current IT Industry Overview

Current IT Industry Overview We are often asked which is the strongest growth area of the IT industry. We hope this short summary of upcoming trends will help prospective students determine which path would be the best for them… Network Infrastructure Market Over the past 5 or 6 years, the network infrastructure market has been…

Certification Training Study Tips

Certification Training Study Tips You have chosen to be the master of your future IT career and that is admirable. Now that decision has been made, the implementation phase begins, so here are some certification training study tips, to ensure you make the make the most of your time and efforts You have decided which…

Why IT Industry Certifications?

Why IT Industry Certifications? We are often asked whether IT industry certifications are they really worth the effort it takes to achieve them?” The short answer: it depends what they are for, and who they are from. It is always best to select a well-known certification from a reputable provider: Apple, Citrix, CompTIA, Cisco, CWNP,…
True Value of the Top Wireless Certifications

The True Value of the Top Wireless Certifications

The True Value of the Top Wireless Certifications The Information Technology (IT) industry is famous for its plethora of industry-standard certifications. Engineers can choose from certifications in every aspect of the multitude of different facets within this huge field. The top wireless certifications are often an overlooked goldmine. Generally, people pick a favorite part of…

Self-Study vs Instructor-Led IT Training – Which One Wins?

It’s a question that is often asked: Self-Study vs Instructor-Led IT Training, which one is best? With so many options available to learn new skills, it is hard to know which one is the better option: Self-Study vs Instructor-Led IT Training? There are many aspects to consider when determining which selection to make.    …

WLC and AP Power settings

AP Power settings made easy To fully understand and sometimes troubleshoot our wireless networks, we need to know exactly what is going on with our APs, especially what power they are outputting. So in this post we are going to look at AP Power settings made easy. The Problem – Different AP models each have…

802.11ax – The next best thing?

802.11ax is it the next best thing? Happy New Year everyone! and with the new year, comes new shiny things – 802.11ax. As a networking engineer who has been around from long before 802.11n, and 802.11ac came along, it seems to be the same old story. Every time a new technology comes along, we get like…

All I want for Christmas are some home Mesh APs

All I want for Christmas are some home Mesh APs… Well, it’s getting close to Christmas. You’re getting excited, you’ve been really good this year, and you’re hoping Santa will bring you a nice home Mesh network system for Christmas! Many Vendors are now selling home Mesh systems which operate by connecting wirelessly to each…

The Krack hack – is it the end of the world, or worse, is WPA2 dead?

The Krack hack – is it the end of the world, or worse, is WPA2 dead? So here we go… I recently read rather a lot of articles entitled “WPA2 is dead” or “The end of wireless security” and so on, online, and actually saw stuff on the news (TV news channels). What happened then?…

Exactly what is Duty Cycle?

So what exactly is Duty Cycle? and what have Zombies got to do with it….  I want talk about the Duty Cycle that we see on our Spectrum Analyzers. Since it’s Halloween, and everyone loves a good horror story, I thought I’d try and explain what Duty Cycle is, with the use of Zombies! A lot…

Mesh Calculations

Mesh Calculations Thought I’d take some time to discuss bandwidth using Mesh APs and the associated mesh calculations. This blog entry is aimed at a slightly advanced level, so I am working on the assumption that you already know how a Mesh works. Basically, the node APs (MAPS or Node APs – do we call…

Tracking sequence numbers and flags in Wireshark

Tracking sequence numbers and flags in Wireshark One of the things I learned a while back was a really good tip when using Wireshark. I find people sometimes get tied up tracking the sequence numbers and the wireless frame flags in Wireshark. Having to open the frames and look for flags and following sequence numbers…

Homer and Bart and WiFi

I find myself explaining layer 1 physical spectrum analysis quite a lot these days. Spectrum Analysis is everywhere today. There is Cisco Spectrum Expert, and CleanAir (now the chip is installed in every Enterprise Cisco AP). There is also Metageek Chanalyzer, and of course Cisco Meraki has it built in. Identifying the different signals can…

An easy way to remember V and H

V and H – An easy way to remember Short blog entry this month but, I hope, quite an important one because I want to give you . This month I want to give you an easy to remember tip, concerning antenna coverage pattern charts. Directionality of antennas is quite important. When planning a design,…
wireless network security

Wireless Network Security – Only with an S

Wireless Network Security – it’s a huge concern I want to address important concerns about wireless network security, that a lot people don’t immediately understand about wireless: if you configure your wireless network with “no security” or “open authentication only” running, you basically have no security at all if you don’t configure PSK or 802.1X/EAP/RADIUS,…