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.

NetApp Advanced Disk Partitioning (ADP)

Posted on November 26, 2025 By

In this NetApp tutorial, you’ll learn about Advanced Disk Partitioning (ADP). It’s an ONTAP feature that allows you to get more usable capacity out of your disks. Scroll down for the video and also text tutorials. NetApp Advanced Disk Partitioning (ADP) Video Tutorial [youtube v = qKtFkC...

Cisco IPv4 Address Exhaustion and NAT

Posted on October 28, 2025 By

In this Cisco CCNA tutorial, I’ll give you an overview of IPv4 address exhaustion and Network Address Translation (NAT). Scroll down for the video and also text tutorial. Cisco IPv4 Address Exhaustion and NAT Video Tutorial [youtube v = zlXGxECe4Gg maxwidth = 100%] [testimonial_view id=”...

Cisco Converting from Decimal to Binary

Posted on August 1, 2025 By

Cisco Converting from Decimal to Binary

In this Cisco CCNA tutorial, I’m going to show you how to convert decimal to binary, which will help you understand IP addressing. Scroll down for the video and also the text tutorial. Cisco Converting from Decimal to Binary Video Tutorial [youtube v = lvkEgLRItO8 maxwidth = 100%] [testimonial...

Cisco OSPF DR and BDR Designated Routers

Posted on July 18, 2025 By

In this Cisco CCNA tutorial, you’ll learn about the OSPF Designated Router (DR) and Backup Designated Router (BDR) designated routers. Scroll down for the video and also text tutorials. Cisco OSPF DR and BDR Designated Routers Video Tutorial [youtube v = e9ccpa-WGCQ maxwidth = 100%] [testimoni...

Cisco Wide Area Network (WAN) Overview

Posted on June 27, 2025 By

In this Cisco CCNA tutorial, you’ll learn what Wide Area Networks are and how they compare to Local Area Networks (LANs) and Metropolitan Area Networks (MANs). Scroll down for the video and also the text tutorial. Cisco Wide Area Network (WAN) Overview Video Tutorial [youtube v = uFwXzip-B_8 maxwi...

Cisco AIOps Products

Posted on December 22, 2024 By

In this Cisco CCNA tutorial, you will learn about AIOps, which is a general term that means Artificial Intelligence for IT operations. Scroll down for the video and also text tutorials.   Cisco AIOps Products Video Tutorial [youtube v = FVacVNz_Y6U maxwidth = 100%] [testimonial_view id=”1...

Cisco Retrieval-Augmented Generation (RAG)

Posted on October 15, 2024 By

In this Cisco CCNA training tutorial, you’ll learn about Retrieval-Augmented Generation (RAG) for Large Language Models (LLMs). Scroll down for the video and also text tutorials. Cisco Retrieval-Augmented Generation (RAG) Video Tutorial [youtube v =WUxazCsH2mo maxwidth = 100%] [testimonial_vie...

Cisco Generative AI Models

Posted on September 25, 2024 By

In this Cisco CCNA tutorial, you’ll learn about Neural Networks and the Generative AI capabilities and models. Scroll down for the video and also text tutorials. Cisco Generative AI Models Video Tutorial [youtube v = _piRwdUMmDg maxwidth = 100%] [testimonial_view id=”1″] Neural Net...