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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Firewalls 101

crtechtipsOct 11, 20128 min read

Firewalls have become an indispensable part of computer security, but they can be intimidating for a new administrator. In this article I will explain the inner workings of a firewall …

Subnetting to Increase Performance

crtechtipsOct 11, 201211 min read

There comes a time when a network becomes too big and performance begins to suffer as a result of too much traffic. When that happens, one of the ways that …

Understanding DNS Recursion

crtechtipsOct 11, 20126 min read

How recursive DNS queries work. The basic concept of DNS name resolution is fairly simple. Every Web site is assigned a unique IP address. In order to access a website, …

Deploying Microsoft Windows Server Update Services

crtechtipsOct 11, 20128 min read

What is WSUS? Simply put, Microsoft Windows Server Update Services (WSUS) is the Microsoft provided solution for enterprise patch management. Using WSUS, network administrators can manage and deploy software updates …

7 Steps To Successfully Troubleshoot A Windows Network

crtechtipsOct 10, 20126 min read

In this article, I’ll run through the 7 steps you should take to successfully troubleshoot a Windows network. I’ll cover what you need to check on your local PC and …