Welcome to the Flackbox blog, where my aim is to help you build your cloud and data center career. If you’re looking to widen your knowledge across server, networking and storage technologies then you’ve come to the right place. I regularly upload training video tutorials featuring vendors such as Cisco, NetApp and VMware.

Cisco Open Systems Interconnection OSI Model Overview

Posted on June 15, 2021 By

In this Cisco CCNA tutorial, you’re going to learn about the Open Systems Interconnection (OSI) model. Scroll down for the video and also the text tutorial. Cisco Open Systems Interconnection OSI Model Overview Tutorial [youtube v = CgpZRPBbvUs maxwidth = 100%]   The Open Systems Interconnect...

Cisco Speed and Duplex Settings

Posted on May 25, 2021 By

In this Cisco CCNA tutorial, you’ll learn about interface speed and duplex. Scroll down for the video and also the text tutorial. Cisco Speed and Duplex Settings Video Tutorial [youtube v = gaFBFA0MrgI maxwidth = 100%]   Interface Speed and Duplex   Interface speed and duplex are set to ...

Cisco Routers

Posted on May 11, 2021 By

In this Cisco CCNA tutorial, you’ll learn about the basic operation of routers and how they compare to switches. Scroll down for the video and also the text tutorial. Cisco Routers Video Tutorial [youtube v = tUS6WAOZIDg maxwidth = 100%]   Routers   Routers route. That’s why th...

NetApp Licensing

Posted on May 4, 2021 By

In this NetApp tutorial, you’ll learn about ONTAP licensing. I’ll explain how the licensing works, the available different license types, and show you how to configure it in both the System Manager GUI and the command line. Scroll down for the video and also the text tutorial. NetApp Licensing V...

NetApp ONTAP Upgrades

Posted on April 20, 2021 By

In this NetApp tutorial, you’ll learn about ONTAP upgrades.   I’ll cover where to find the documentation you should check before doing the upgrade. We’ll also look at the manual checks that you should do before the upgrade and how to actually perform it, and we’ll go into some of the ca...

The Cisco Troubleshooting Methodology

Posted on April 13, 2021 By

In this Cisco CCNA tutorial, you are going to learn about the Cisco Troubleshooting Methodology and the different troubleshooting methods. Scroll down for the video and also the text tutorials. The Cisco Troubleshooting Methodology Video Tutorial [youtube v = bDxxxT_DB4U maxwidth = 100%]   The ...

NetApp 7-Mode Migration

Posted on April 6, 2021 By

In this NetApp tutorial, you’ll learn about migrating 7-Mode to Clustered ONTAP, and the different tools that you can use including the 7-Mode transition tool. Scroll down for the video and also the text tutorial. NetApp 7-Mode Migration Video Tutorial [youtube v = wS5L6glYZ64 maxwidth = 100%]...

Cisco CDP and LLDP

Posted on March 30, 2021 By

In this Cisco CCNA tutorial, you’ll learn about Cisco Discovery Protocol (CDP) and Link Layer Discovery Protocol (LLDP). Scroll down for the video and also text tutorial.   Cisco CDP and LLDP Video Tutorial [youtube v = 1qn3IIQ8tf4 maxwidth = 100%]   CDP Cisco Discovery Protocol &nbs...