Tech Blogs

Learn how to use Azure Automation Runbooks to schedule tasks, start/stop VMs, and orchestrate complex workflows using PowerShell 7.4 and Managed Identity — no stored credentials required.

Replaced the HTTPS certificate in VMware Cloud Director 10.6.1 following Broadcom KB 379244 — everything looked fine until VM console access broke days later. Here's the undocumented step under Administration → Public Addresses that fixes it.

A practical guide to configuring Dell PowerEdge R660 BIOS settings at scale using the iDRAC Redfish REST API — no manual console access required. Covers authentication, reading current BIOS attributes, pushing configuration changes, and scheduling a reboot to apply settings.

A complete guide to implementing JML automation using PowerShell and the Microsoft Graph API for Azure Entra ID.

Automatically scan all App Registrations for expiring secrets and certificates using a Managed Identity — no stored credentials, no Office 365 licence required.

Update UserVars.ProductLockerLocation across all ESXi hosts in a vCenter cluster via the vSphere AdvancedOption API. Point hosts to a shared datastore path so VMs always pick up the latest VMware Tools automatically on restart.

Stop clicking through wizards. One Jenkins parameterised build provisions a complete vSphere VM — CPU, RAM, up to five disks, static IP, DNS, hostname — in under 10 minutes. Covers the script, Jenkins CI setup, and GitHub SCM integration for Continuous Delivery.

Stop manually resizing VMs in vCenter. A Jenkins Parameterised Build powered by PowerShell & PowerCLI safely shuts down, resizes CPU and/or Memory, verifies the change, and powers the VM back on — with a full audit trail and email alerting across PROD and DR vCenter environments.

Eliminate manual vCenter sessions. A Jenkins Parameterised Build powered by PowerCLI expands up to five VMDK disks, optionally creates a new disk, and validates datastore free space before making any change — with a full audit trail across Prod and DR vCenter environments.