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 DHCP (Dynamic Host Configuration Protocol)
Posted on July 19, 2026 By Flackbox
In this Cisco CCNA tutorial, you’ll learn about DHCP, the Dynamic Host Configuration Protocol. Scroll down for the video and also text tutorial. Cisco Dynamic Host Configuration Protocol (DHCP) Video Tutorial [youtube v = a8qC4TiL9gE maxwidth = 100%] [testimonial_view id=”1″] ...
NetApp SAN Protocol Network Load Balancing and Redundancy
Posted on June 25, 2026 By Flackbox
In this NetApp training tutorial, you’ll learn about how network load balancing and redundancy work for SAN protocols. Scroll down for the video and also text tutorials. NetApp SAN Protocol Network Load Balancing and Redundancy Video Tutorial [youtube v = 5bY5MSQNkYc maxwidth = 100%] [testimon...
Calculating an IPv4 Address in Binary
Posted on March 13, 2026 By Flackbox
In this Cisco CCNA tutorial, you are going to learn how to calculate and convert an IP address to binary. Scroll down for the video and also text tutorial. Calculating an IPv4 Address in Binary Video Tutorial [youtube v = 06kSOLrdYH0 maxwidth = 100%] [testimonial_view id=”1″] &nbs...
NetApp Advanced Disk Partitioning (ADP)
Posted on November 26, 2025 By Flackbox
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 Flackbox
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 Flackbox
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 Benjie
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 Flackbox
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...