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 NetApp, Cisco and VMware.

NetApp Snapshot Operation

Posted on January 14, 2021 By

In this NetApp tutorial, you’ll learn what ONTAP Snapshots are and how they work. Scroll down for the video and also text tutorial. NetApp Snapshot Operation Video Tutorial   Snapshots   A Snapshot copy is a read-only, point in time image of the active file system (AFS). An active fi...

Cisco EtherChannel Load Balancing

Posted on January 12, 2021 By

In this Cisco CCNA tutorial, you’ll learn about how EtherChannel load balancing works. Scroll down for the video and also text tutorial. Cisco EtherChannel Load Balancing Video Tutorial   We’re going to use the diagram below. We’ve got two switches that have four links between the...

NetApp SnapMirror Fan In, Fan Out, and Cascades

Posted on January 7, 2021 By

In this NetApp tutorial, you’ll learn about SnapMirror Engine fan in, fan out, and cascades. Scroll down for the video and also text tutorial. NetApp SnapMirror Fan In, Fan Out, and Cascades Video Tutorial   Fan In   With fan in, you can replicate multiple source volumes from the sam...

Cisco Layer 3 EtherChannel

Posted on January 5, 2021 By

In this Cisco CCNA tutorial, you’ll learn about Layer 3 EtherChannel. Scroll down for the video and also text tutorial. Cisco Layer 3 EtherChannel Video Tutorial   You can see that with the configuration example here that the configuration is actually exactly the same with Layer 2 EtherCh...

Why We Have The Spanning Tree Protocol

Posted on December 23, 2020 By

In this Cisco CCNA tutorial, you’ll learn why we have the Spanning Tree protocol. To understand why we need to have it, I need to first start off with a review of ethernet path selection. Scroll down for the video and also text tutorial. Why We Have The Spanning Tree Protocol Video Tutorial &n...

Cisco StackWise, VSS, and vPC

Posted on December 22, 2020 By

In this Cisco CCNA tutorial, you’ll learn about Cisco’s multi-chassis EtherChannel options of StackWise, vPC, and VSS. Scroll down for the video and also text tutorial. Cisco StackWise, VSS, and vPC Video Tutorial   EtherChannel Across Redundant Switches   Matching EtherChannel...

ARP – The Address Resolution Protocol

Posted on December 21, 2020 By

In this Cisco CCNA training tutorial, you’ll learn about ARP, what the Address Resolution Protocol is, how it works, and what are the commands to be used. Scroll down for the video and also text tutorial. ARP – The Address Resolution Protocol Video Tutorial OSI Reference Model – En...

NetApp AADM and Balanced Placement

Posted on December 17, 2020 By

In this NetApp tutorial, you’re going to learn about Application Aware Data Management and Balanced Placement. This is an application-driven process that you can use, which will automate a lot of that work for you. Scroll down for the video and also text tutorial. NetApp AADM and Balanced Plac...