DevOps is a pretty popular word in the networking industry right now. More and more tools allow for network automation and programmability. Slowly but surely, we are seeing these tools becoming available in the Wi-Fi space. In the past couple of months, at SemFio, we have been involved in a few Wi-Fi automation projects. I [...]
The goal of this article is to setup your terminal in macOS to look like this: ITERM2 MacOS comes with the terminal app pre-installed. If you want to up your terminal game, take a look at iTerm2: https://iterm2.com/ Download iTerm2 here: https://iterm2.com/downloads/stable/latest If you want to use the same settings as mine on your Iterm2, [...]
I recently worked on a project where the customer was trying to track BLE asset tags using the Juniper/Mist location solution. I know that we can leverage the WebSocket API from Mist to be able to retrieve close-to-realtime location data, so I wrote a quick script before going onsite one day to test it out. [...]
Naming cable notes in Ekahau is quite a manual process. You have to enter your note description at the end of drawing the cable note on the map. What I like to do on my projects is rename the cable notes in the following way: "IDF-1 to AP01". We then re-use this description in our [...]
For one of the project we are working on, we are planning on using a nice co-location mount from Ventev. It will allow us to install both an AP and an external antenna at the end of an electrical conduit. It is a very nice option available is you need to significantly lower down the [...]
We have wrote about Free Space Path Loss on this blog. Take a look at this article to understand what it is: https://semfionetworks.com/blog/free-space-path-loss-diagrams/ In this article, we are going to focus on what Free Space Path Loss will look like on the 6GHz frequency band. To start with, here is the updated FSPL diagram including [...]
In this article, we will show how to export the project note pictures into our template reports. It seems like it would be something easy but it is actually a little tricky. PROJECT NOTES IN EKAHAU In Ekahau Pro, you can add project notes to your project by navigating to Project / Project Notes menu: [...]
Same changes have been happening around the 802.11 standards lately, so the initial 802.11 timeline we had previously created was up for an update. Here is what has changed since the last update: A few drafts have been ratified: 802.11aj, 802.11ak and 802.11aq The updated IEEE 802.11-2020 standards came out on February 26th, 2021 802.11ax [...]
In Canada, Innovation, Science and Economic Development Canada (ISED) published a Consultation on the Technical and Policy Framework for Licence-Exempt Use in the 6 GHz Band in November 2020. In May 2021, ISED published the Decision on Technical and Policy Framework for licence-Exempt Use in the 6GHz Band. This document outlines the new 6GHz regulations [...]
After KRACK (2017) and Dragonblood (2019), Mathy VanHoef found a new set of Wi-Fi vulnerabilities. The findings have been publicly released on May 11th, 2021 under the following name: FragAttacks. The goal of this article is to summarize the scope of these vulnerabilities and give you indications on what you should do in order to [...]
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