Did you setup a great lab but lost your Cisco password for a device? This blog post is specifically for Packet Tracer but most of it will still apply to physical gear. Before you get super frustrated at yourself or the computer, check out the few simple steps we can take to fix the situation. […]
To Nat or not to Nat, that is the question. Well, that’s not really a question or an option but it was a title that came to my mind and I’m running with it. 🙂 If you don’t understand how NAT works, here is a brief explanation on how it works. NAT allows a host […]
Here we have yet another topic that we need to understand on our journey towards being Cisco professionals. Syslog and Terminal Messages are maybe not the most exciting things to focus on but I can tell you from my experience as a senior administrator, that logging is crucial and understanding how to work with logs […]
These are my notes as I prepare for the CCNA exam on DAI. For me it’s double the fun, I love networking but I also love cyber-security and my long term goal is to become well versed in that field. My contact info is at the top of this page if you want to connect. […]
My CCNA notes on DHCP Snooping were a little bit longer than I expected. I was going to put DHCP Snooping and Dynamic ARP Inspection into the same blog post but it would have been too long. 🙂 I personally prefer to read when studying or troubleshooting. YouTube’s chapter markers help and make it quicker […]
The Security Threat Landscape These are my general security notes as I have been preparing for the CCNA exam. Notes on Port Security, DHCP Snooping, and Dynamic ARP Inspection are coming in the next couple of days. 🙂 As always, hit me up on LinkedIn if you want to connect and chat, always love meeting […]
Here are my CCNA notes on ACLs. I took notes from multiple sources, Cisco press, CBT Nuggets, Udemy, Cisco Learning Networks, etc., so hopefully it’s comprehensive. Please let me know if something needs to be added or changed. I hope it’s helpful as you either study for the CCNA, or if you just need a […]
Synology and special characters in folder names don’t seem to work well together. I’m from Iceland, and I uploaded a bunch of folders with iso-8859-1 characters in their names. Let’s look at a few folders bearing my beautiful name, Ármann. 🙂 That Á is causing issues for Synology’s web-client and I can’t download them. Let’s […]
Want a quick read on how to connect Visual Studio Code to GitHub on Linux and Windows? Well look no further. 🙂 Now bare with me, some of these steps might seem obvious but this tutorial is written for everyone. ✌️ For Windows Need Visual Studio Code? It’s free, get it here: https://code.visualstudio.com/ Go to […]