Behind the Eyes

Category: Ubuntu

  • Emptying Zimbra mailbox from the Command Line

    Hello everyone. I hope you are all doing well and staying safe! I wanted to document this procedure for clearing out an email box in Zimbra. I recently had to update my Zimbra mail server and I noticed that my admin account was strangely full. Over 200,000 messages in the inbox. Looking at it, they […]

  • Minecraft Server for Ubuntu 20.04.2

    Hello everyone. I hope you are all doing well. I am writing this blog entry because I created a Minecraft server for my kids some time ago, but I had a hardware failure in the system and never replaced it. At the time, it was no big deal since the boys decided that they were […]

  • Installing Ubuntu 20.04.2 on Macbook Pro Mid 2012

    Hello everyone. Been a while and I have a new blog entry so that I don’t forget how to do this if I ever have to do it again. I got my girlfriend a new Macbook Pro M1 for Hanukkah and she gave me her old one (It’s a Macbook Pro Mid 2012, or 14,1). […]

  • Installing Jitsi Meet on Ubuntu 20.04

    Hello everyone! It’s been a while since I updated my blog. I hope you all are staying safe and healthy. I decided that I would write a blog about how I built my own video conferencing server during this whole outbreak with COVID and having to social distance and stay home. My family is all […]

  • RetroPie on the Intel NUC Hades Canyon

    RetroPie on the Intel NUC Hades Canyon

    Hey everyone! Been a while since I wrote a blog and I figured this would be a good one. So, because of the COVID-19, and everyone Social Distancing and schools being closed down. I decided that I was going to do a project. Me and my boys love retro gaming. We have used RetroPie in […]

  • Manually Migrating VM’s from one KVM host to another

    Hello everyone! Been a while since I posted a blog. This one was a doozy. I tried to find this information online and there was a ton to peruse through. Luckily, I was able to peice a few of them together to finally get it working the way I needed for my environment. So, this […]

  • Deploying Ubuntu Core 18 with MAAS 2.5

    Forward Ubuntu Core is a snap-only, lightweight version of Ubuntu. The kernel, the root file system, and the snap daemon are all packaged and operated as snaps compared to the traditional layout of a Linux distribution. Ubuntu Core is designed around IoT devices due to its lightweight, transactional updates and security. Deployment usually happens in […]

  • Using UFW to secure a server

    Using UFW to secure a server

    Hello Everyone! Hope you’re doing well! So for the last few weeks, I have been dealing with a DoS attack happening against me. After spending a couple days with Comcast Network Engineers we finally figured out that my mail server was being attacked. Once we disabled the NIC on the server, Internet service would start […]

  • Setting up Unreal Tournament 2004 Game server on Ubuntu 16.04

    Hey everybody. Been a while since I wrote here. Figured I would write up a howto to setting up a Unreal Tournament 2004 server. I really love this game. It brings back tons of memories, playing this when I was in the Navy with my friends on the sub. My boys have some break time […]

  • Deploying Whitebox Switch ONIE images with MAAS

    Hello, So I spend a lot of time deploying switches in my lab for my job. I also really like Canonical’s tools for managing infrastructure and bare metal servers called MAAS, or Metal-As-A-Service. It can deploy servers better than really any other solution I have used in the past, including Red Hat’s Satellite, Microsoft’s Windows […]