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MS Server Articles:
Windows Servers
Introduction to Windows DNS – The Importance of D…
The Domain Name System (DNS) is perhaps one of the most important services for Active Directory. DNS provides name resolution services for Active Dir…
Windows Servers
Windows 2012 Server Foundation, Essential, Standa…
FREE Hyper-V & VMware Virtualization Backup: FREE for Firewall.cx readers for a Limited Time! Download Now!
Windows Server 2012 Edi…
Windows Servers
Configuring Domain Group Policy for Windows 2003
Windows 2003 Group Policies allow the administrators to manage a group of people accessing a resource efficiently. The group policies can be used to…
Windows Servers
How to Recover & Create "Show Desktop" Icon Funct…
The Show Desktop feature, included with almost all versions of Windows up to Windows 7, allows a user to minimize or restore all open programs and e…
Featured Subcategories:
Virtualization & VM Backup Articles:
SysAdmin Day 2020 - Get your Free Amazon Voucher…
SysAdmin Day has arrived, and with it, gratitude for all the unsung heroes that 2020 has needed. Your hard work has made it possible for all of us to…
Understanding Deduplication. Complete Guide to De…
When considering your VM backup solution, key features such as deduplication are incredibly important. This is not simply from a cost perspective but…
How to Fix VMware ESXi Virtual Machine 'Invalid S…
In this article, we'll show you how to deal with VMs which are reported to have an Invalid Status as shown in the screenshot below. This is a co…
6 Key Areas to Consider When Selecting a VM Backu…
Backup and Disaster recovery are core considerations for any business with an IT footprint, whether that is on-premises or in the cloud.
Your busine…
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Linux - Unix
Implementing Virtual Servers and Load Balancing Cluste…
What is Server Virtualization?
Server virtualization is the process of apportioning a physical server into several smaller virtual servers. During se…
Linux - Unix
Linux File & Folder Permissions
File & folder security is a big part of any operating system and Linux is no exception!
These permissions allow you to choose exactly who can access…
Linux - Unix
Critical 15 Year-old Linux Security Hole (Ghost) Revea…
Security researchers at qualys.com yesterday released information on a critical 15 year-old Linux security hole which affects millions of Linux systems da…
Linux - Unix
Linux System Resource & Performance Monitoring
You may be a user at home, a user in a LAN (local area network), or a system administrator of a large network of computers. Alternatively, you may be main…
Popular Topics
Cisco Routers
Cisco Router 'User Exec' Mode
Introduction
Let's see what it looks like to be in User-Exec mode on a Cisco router. Below, we have telneted into our lab router and are in User Exec Mod…
Windows Workstations (XP, 7, 8, 10, 11)
Configure Windows 8 & 8.1 To Provide Secure Wireless A…
Windows 8 and Windows 8.1 (including Professional edition) operating systems provide the ability to turn your workstation or laptop into a secure wireless…
Cisco Switches
Cisco Catalyst 4500 Series Zero-Downtime IOS Upgrade P…
The Supervisor Engine is the heart of the Cisco Catalyst 4500 and 6500 series switches. It is the equivalent of an engine in a car. Every packet that ente…
Cisco Switches
Cisco Catalyst Err-disabled Port State, Enable & Disab…
Errdisable is a feature that automatically disables a port on a Cisco Catalyst switch. When a port is error disabled, it is effectively shut down and…







