DNS I am using this to analyze the logs https://github.com/Matty9191/bind-query-log-statisticsTop domain names(note I have removed some internal hostnames to only show public hostname) The numbers next to hostname is number of dns requests found. Please note that the logs was only part of Saturday and all day Sunday. The logs rolled over faster than I …
Author Archives: zach
DWCC stats from SouthEast Linux Fest
I deployed DWCC(https://github.com/zunder1990/Distributed-Wifi-Capability-Collector) for the first time at a large event. I was only able to get one node running, and was only able to capture packets on the following channels: 1,6,11,36,52,56,100,116. With one node running for two days and only capturing the management and control part of the wireless packets, I got 17gb of …
Vote boxes
After a trip to Ikea they had simple voting system near the exits of the store. That got us to think so we made a box that we would place at the exit of session to allow guests to rate the session. We simply ask if the user “loved it” , “was neutral about it” …
Speaker Lights
We use the speaker lights to give speaker a heads up about what the automation is doing with the recording. For the hardware we used an esp8266 nodemcu board connected to the LED traffic light style board. Here is an example of the type of LED board that we used: https://www.amazon.com/Oak-Pine-Traffic-Display-Creative-Arduino/dp/B07R4YR2QJ For the software we …
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Networking for SELF
In case you missed it, I have done an overview of everything we do for SELF here For the SouthEast Linux Fest we take over the event space of the Sheraton Charlotte Airport Hotel to host our 3 day event. I have been helping with SELF for the past 5-6 years and in those years …
Intro to the network and automation of the SouthEast Linux Fest
This is to serve as introduction to the network and automation of the SouthEast Linux Fest and documentation of said setup. This will link to more details posts of each component. This is written as of October 2020 and will be updated over time. The SouthEast Linux Fest (SELF) is an 3 day event that …
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About Zach Underwood
I have worked in both a commercial data centers, local government and ISPs. I have experience includes setup of VMware stack using ESX and Vcenter to reduce the number of servers, setup internal WI-FI systems, designed GPO for windows desktop, and deployed Linux thin clients for public kiosks. I have also provided server administration and …