Podcast Episodes
Back to SearchOSPF Neighbor Formation and Timers
Episode 33
Our OSPF series continues with a look at OSPF neighbor formation and related timers. We talk about the five major packet types that carry information…
1 year, 1 month ago
OSPF Basics
Episode 32
By popular request (and now that we have some other background topics covered) we start our series on the Open Shortest Path First (OSPF) routing pro…
1 year, 2 months ago
When Is It Time For a Routing Protocol?
Episode 31
If you need to route in your network, you can program static routes into all your routing-capable devices. And this can work. But at some point, you’…
1 year, 2 months ago
Network Shapes and Sizes
Episode 30
What shape is your network? In other words, what is its topology? On today’s episode, we discover the different types of network topologies and desig…
1 year, 2 months ago
Four Goals of Network Design
Episode 29
Let’s explore four goals of network design: stability, speed, scalability, and security. These goals are based on Ethan’s experience designing, build…
1 year, 2 months ago
The Wide World of WANs
Episode 28
We wanted to do an episode on SD-WAN, but realized we needed to set the stage for how wide-area networking developed. That’s why today’s episode is a…
1 year, 2 months ago
Tunneling Quirks & Features
Episode 27
On today’s show, we’re going to dig deeper into tunnels and explore some of the quirks and features of tunnels. This week we’ll discuss maximum trans…
1 year, 3 months ago
What Is a Tunnel?
Episode 26
Let’s dig into tunnels. While some network engineers may want to quibble, a tunnel is when you put one packet inside of another packet to carry it ac…
1 year, 3 months ago
DHCP - Someone Get Me an Address!
Episode 25
The Dynamic Host Configuration Protocol (DHCP) assigns an IP address to a host that joins a network, along with other information necessary for the h…
1 year, 3 months ago
DNS Security, Record Types, and Reverse DNS
Episode 24
This week we continue with DNS. In our last episode we covered the basics; today we expand our scope to cover topics such as security for DNS, revers…
1 year, 3 months ago