Enterprise Operating Systems

Troubleshooting and Guides for: Microsoft Server, Linux, and VMware

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Dell Hardware/Software Guides

Dell Servers – PowerEdge, Blades, and Cloud
integrated Dell Remote Access Controller (iDrac)
OpenMange Server Administrator (OMSA)

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Scripting Guides

PowerShell, Bash, JSON, and Python Scripting Guides

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PowerShell script to export/import the Azure Firewall Policy rules

crtechtipsJun 21, 20243 min read

Here’s a PowerShell script to export the Azure Firewall Policy rules from the East US region and import them to the West US region. The script assumes you have the necessary Azure modules installed and are authenticated. powershellCopy code# Parameters…

Bash script to join a Linux server to an Active Directory domain

crtechtipsJun 21, 20242 min read

Joining a Linux server to an Active Directory (AD) domain is a non-trivial task and requires a series of steps, which might vary based on the Linux distribution and the version of AD. In most common scenarios, you can use…

O365: Delete specific email from sender to mailboxes

crtechtipsJun 21, 20242 min read

Here’s a PowerShell script that uses the Exchange Online PowerShell module to delete a specific email from multiple mailboxes. This script searches for an email with the specified subject line sent from the specified sender and deletes it. Before running…

Setup Self Hosted Linux Agent in Azure DevOps

crtechtipsFeb 1, 20244 min read

Let us learn how to create and configure a Self-Hosted Agent in Azure DevOps (ADO). What is an Agent? An agent is computing infrastructure with installed agent software that runs one job at a time. To build your code or…

Automate Infrastructure in Azure using Terraform and Azure DevOps

crtechtipsFeb 1, 20243 min read

Automating infrastructure setup in Azure Cloud using Terraform and Azure DevOps is a powerful approach to managing your infrastructure as code (IaC). This allows you to define and manage your Azure resources programmatically, version control your infrastructure configurations, and automate…