Extreme Wireless CLI Reference

I’ve been working with others on some configurations using Extreme’s wireless APs.  Not everyone wants to purchase the full license and settles for using ExtremeCloud IQ Connect.  Connect allows for free lifetime management of access points, switches, and routers via the ExtremeCloud IQ portal. ExtremeCloud IQ supports the following features with no licensing cost: Device on-boarding Guided…

DOGEcoin miner on Raspberry Pi

DOGEcoin miner on Raspberry Pi I happen to have a handful of Raspberry Pi 4’s lying around and thought I would experiment with setting them up as DOGE coin miner.  Appreciate that this is more of a proof-of-concept (PoC) exercise, the Pi is not going to fill your crypto wallet with DOGE coins. Instructions below will…

LoRaWAN: An Overview – Presentation at WLPC 2022

LoRaWAN: An Overview – Presentation at WLPC 2022 A quick post to provide a link to the slides and video for my presentation during the Wireless LAN Professionals Conference (#WLPC) in 2022.  My topic was LoRaWAN: An Overview, providing a 30- minute overview of this long-range, low-power, IoT technology deployed in over 160 countries. Additionally,…

AP Colour Icons in Ekahau Visualizations

The ability to change the colour of AP icons was added in the release of Ekahau Pro version 10.3.1.  This can be done by entering the AP edit menu and selecting the desired colour.  APs can be modified one at a time or by bulk selection of APs.  Bulk selection can easily be accomplished using the “Quick Select” feature to…

Wall Attenuation Measurements

Have you ever been stumped trying to figure what wall attenuation value to simulate in your predictive RF designs?  Have you wondered if reinforced concrete is “thicker” then a wall constructed with masonry bricks? The chart below summarizes relative attenuation values from common building materials as tested by NIST way back in 1997. Shockingly, concrete yields…

802.11 Amendments – The “Alphabet Soup”

This list will summarize the 802.11 standards that have been rolled out over time.  A quick bit of trivia: the number 802 comes from the first working group formed in the second (02) month (February) of 1980.  The family of wireless specifications that we have affectionately come to know as “802.11” was first released in 1997 –…

CWISE: IoT Expert Certification from CWNP

CWISE: IoT Expert Certification from CWNP The global IoT and communications market is expected to reach USD21.3 billion by the year 2022, according to Gartner.  Not surprisingly, a market expectation that large has captured the attention of IT professionals.  Additionally, it has attracted those outside traditional IT roles who may be tasked with the design and deployment of…

DFS radar avoidance – maple syrup style

DFS radar avoidance – maple syrup style This blog describes the details of DFS (Dynamic Frequency Selection) on a wireless access system (WAS) as regulated by the Innovation, Scientific, and Economic Development (ISED) branch of the Canadian government. Specifically, this will cover Wi-Fi operating on 5GHz using channels exhibiting co-channel operation with EESS (Earth exploration-satellite…