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 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...

Cisco Network AI and ML Overview

Posted on September 12, 2024 By

In this Cisco CCNA tutorial, I’ll give you an overview of network Artificial Intelligence (AI) and Machine Learning (ML). Scroll down for the video and also text tutorials. Cisco AI and ML Overview Video Tutorial [youtube v = oYGGb7E-WSg maxwidth = 100%] [testimonial_view id=”1″] &...

NetApp Documentation and Hardware Universe

Posted on August 13, 2024 By

In this NetApp training tutorial, I’ll show you where to find and how to navigate the NetApp documentation. I’ll also show you the Hardware Universe webpage, where you can find full details on all of NetApp’s hardware and compatibility information. Scroll down for the video and als...