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 Scheduling Strategies

Posted on March 9, 2021 By

In this NetApp tutorial, you’ll learn about snapshot scheduling strategies. That’s when you should take snapshots, and how long you should retain them for, and how you should set the snapshot copy reserve. Scroll down for the video and also text tutorial. NetApp Snapshot Scheduling Strat...

Cisco Switch Operation

Posted on March 2, 2021 By

In this Cisco CCNA tutorial, we’re going to take a look at how switches learn MAC addresses and use that information to populate the MAC address table. Scroll down for the video and also text tutorial. Cisco Switch Operation Video Tutorial   Switch Operation   For our first example, ...

NetApp Snapshot Schedules

Posted on February 23, 2021 By

In this NetApp tutorial, you’ll learn how snapshot schedules and policies work. The ONTAP cluster takes scheduled snapshots of NAS volumes by default, now, you’re going to learn how those schedules work. Scroll down for the video and also text tutorial. NetApp Snapshot Schedules Video Tu...

Subnetting on the 3rd and 4th Octet – examples

Posted on February 16, 2021 By

Cisco CCNA Subnetting Examples

In this Cisco CCNA tutorial I’ll work through a couple of subnetting examples. One where we’re subnetting on the 3rd octet, and one where we’re subnetting on the 4th octet. Subnetting on the 3rd Octet – Example “For the IP address 172.19.216.50/23, what is the network address, ...

Cisco Switches vs Hubs

Posted on February 9, 2021 By

In this Cisco CCNA tutorial, you’re going to learn about the basics of hubs and switches. I’ll also do a comparison between the two devices. Cisco Switches vs Hubs Video Tutorial   Hubs and Switches   The functions of hubs and switches are very similar. You take your end hosts ...

Cisco EtherChannel Protocols and Configuration

Posted on February 9, 2021 By

In this Cisco CCNA tutorial, you’ll learn about the different EtherChannel Protocols. I’ll also discuss how to configure and verify them. Scroll down for the video and also text tutorial. EtherChannel Protocols and Configuration Video Tutorial   There are three available protocols: Link...

NetApp Data Protection Overview

Posted on February 3, 2021 By

In this NetApp tutorial, I’ll give you an overview of the different ONTAP data protection technologies and how they all fit together. Scroll down for the video and also text tutorial. NetApp Data Protection Overview Video Tutorial ONTAP Data Protection   Data protection ensures that your ...

The Best IT Career Advice from 111 Industry Gurus

Posted on January 29, 2021 By

Best IT Career Advice

111 Industry Experts give their Best IT Career Advice Breaking into the IT industry today is way more complicated than it used to be. When I started out, you woke up one morning with your shiny new degree or Microsoft certification and breezed into a job. Employers were queued round the block to fig...