hartpence
-
Virtualization
CCNA chapter 1 part 2 – Top 3 TCP/IP layers, routing, tracert and captures!
In this video we will continue through chapter 1, taking a closer look at RFC 1122 and the application, transport and network layers of the TCP/IP model. We will also talk over an HTTP example and discuss some of the interactions between layers. But we like packets so let’s take a look at some actual packet captures to drive the…
Read More » -
Virtualization
Let’s get that job #2 – Engineer Levels and Working with People
With this video we are still exploring what it means to be a network engineer. So, let’s talk levels (L1, L2, L3) and maybe a little bit about working with people. Are you a self-starter? Lone wolf? Agreeable? Disagreeable? In either case, knowing a little more about your target job and the kind of person you are can help in…
Read More » -
Virtualization
Linux Networking #6 – Layer 3 Routing Part 2 Routing and Bridging demo
In this video we will conclude our Linux networking series with both routing and bridging demos. All of the details for the build will be shown including the hypervisor config, network interfaces, YAML configuration for all three nodes and the sysctl.conf file. Along the way we will go over some troubleshooting tips and what to look for when your build…
Read More » -
Virtualization
Linux networking #3 – lshw and ethtool Linux tools, server yaml config and netplan!
In this third video in the series we will take a look at some tools and the YAML config file used by netplan. The tools in question are lshw, ethtool and netplan. You can look at the man pages for all of them for more information. But, the real fun of this video is the YAML config file we edit.…
Read More » Home Network Build #3 – We have a plan, let’s move!
In this video we complete the site survey and examine what equipment is here. All this in preparation for the network upgrade! Who knew we had all of this extra stuff and who knew my neighbors were stepping all over my spectrum! As we plan we will take a close look at the UNII spectrum and understand a little bit…
Read More »What the heck is on my network?
Well, it’s summer time and so time to think about what we want to talk about in between fresh and the beach! So, let’s dig into the stuff running on our home networks and maybe do some home network upgrades! In this video we will begin with a basic capture and how to view individual packets and their layers: Ethernet,…
Read More »
