PowerShell, Technology

Managing DHCP Scopes with PowerShell

Introduction We recently restructured our whole IP addressing schema. This was a mammoth job. The management of DHCP scopes was one part of this. We had to create around 20 new DHCP scopes and create reservations for all the devices that reservations in the old scopes. I thought to myself that this is the perfect time to learn about using…

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Office 365, PowerShell, Technology

Exchange Online Migration error: “Target user already has a primary mailbox”

Issue When migrating mailboxes from Exchange On Premise to Exchange Online, it fails with the following error: Target user ‘Users Name’ already has a primary mailbox. Cause Long before we had ever thought about migrating to Exchange Online we had manually created some students in our Office 365 tenant (not using the Azure AD Connect) to give them access to…

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Comptia Security+, Security, Technology

Comptia Security+ (SY0-501) Study Notes

I am working my way through the online course “Cert Prep: CompTIA Security+” by Michael Chapple. This is available on Lynda and LinkedIn Learning. These are my study notes- Section 1 – Threats, Attacks and Vulnerabilities 1.1 Malware 1.2 Understanding Attackers 1.3 Understanding Attack Types 1.4 Application Attacks 1.5 Vulnerability Scanning and Penetration Testing 1.6 Impact of Vulnerabilities   Section…

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Health & Fitness, Life

Movement Practice

“Movement is a medicine for creating change in a person’s physical, emotional, and mental states.” – Carol Welch Why? As I am no spring chicken anymore, I noticed from my training that even though I may be still in OK shape and getting a bit stronger and fitter, I am not getting sorer and not moving well. An example is…

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Health & Fitness, Life

Time Restricted Feeding – Dr Rhonda Patrick

In this video Dr Rhonda Patrick and Dr. Satchin Panda discuss what ‘Time Restricted Feeding’ is and the benefits it has for the body. The video goes for 90 minutes but there is some great information in there. If you don’t have the time to watch the video, check out my notes below     What is the circadian clock? Every…

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Life

Prioritise & Execute

We all know what its like trying to deal with that ever growing list of tasks. You get stressed just looking at the tasks and spend more time worrying about the list then actually working and dealing with any of the tasks. The following is some sound advice taken from the book ‘Extreme Ownership’ “Even the most competent of leaders…

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