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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View DELL Service Tag and Express Service Code From Linux and Windows

crtechtipsNov 23, 20112 min read

When you call DELL customer support for any help, they will ask for either Service Tag or Express Service Code. You also need service tag to download drivers and documentations from DELL support website. When you have physical access to…

How the Network Access Layer Works

crtechtipsNov 23, 20115 min read

The Network Access Layer it is the layer responsible for interfacing with your network’s architecture- something the everyday user can’t see. As we can’t physically interact with the Network Access Layer, how it works often eludes networking students. If you…

How Encapsulation works within the TCP/IP Model

crtechtipsNov 23, 20115 min read

In the previous section we reviewed the TCP/IP and OSI model. For the sake of clarity, we will be using the TCP/IP model to demonstrate encapsulation, as compared to the OSI model. If you are still struggling with grasping concepts…

Setting up a RIS (Remote Installation Service) server (Windows Server 2003 SP 1)

crtechtipsNov 23, 20114 min read

Step 1. (This will take some time so be patient…) Install The os by booting from the Windows Server 2003 CD, make sure to have one partition for the os (windows 2003 server) and one partition to be used purely…

An Introduction to TCP/IP

crtechtipsNov 20, 20118 min read

TCP/IP , or Transmission Control protocol/Internet Protocol, is literally the backbone of internet and network communication. The concepts of TCP/IP are difficult to grasp without previous experience, so don’t be dismayed if it doesn’t click instantly. To better help you…