MS Server Articles:
Windows Servers
How to Install and Configure SNMP for Windows Ser…
Simple Network Management Protocol (SNMP) is a UDP protocol that uses port 161 to monitor and collect detailed information on any network device supp…
Windows Servers
Free Webinar: Scripting & Automation in Hyper-V w…
System Center Virtual Machine Manager (SCVMM) provides some great automation benefits for those organizations that can afford the hefty price tag. Ho…
Windows Servers
Troubleshooting Windows Server 2012 R2 Crashes. A…
There are umpteen reasons why your Windows Server 2012 R2 decides to present you with a Blue Screen of Death (BSOD) or the stop screen. As virtual ma…
Windows Servers
Simple Guide on Installing & Configuring a Window…
A Windows Active Directory Certification Authority server (AD CA), also known as a Certificate Authority, is an essential service to every organizati…
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Virtualization & VM Backup Articles:
World Backup Day with Free Amazon Voucher and Pri…
Celebrate World Backup Day and WIN with Altaro!
We all remember how grateful we were to have backup software when facing so many data loss mishaps…
How to Enable or Disable SSH on VMware ESXi via W…
SSH access to VMware’s ESXi server is by disabled by default however there are many reasons where SSH might be required. VMware and System administra…
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…
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…
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Linux - Unix
Linux BIND DNS - Part 6: Linux BIND - DNS Caching
In the previous articles, we spoke about the Internet Domain Hierarchy and explained how the ROOT servers are the DNS servers, which contain all the infor…
Linux - Unix
Configuring Linux to Act as a Firewall - Linux IPTable…
What exactly is a firewall? As in the non-computer world, a firewall acts as a physical barrier to prevent fires from spreading. In the computer world too…
Linux - Unix
How To Secure Your Linux Server or Workstation - Linux…
Below are some of the most common recommendations and method to effectively secure a Linux Server or Workstation.
Boot Disk
One of the foremost requisit…
Linux - Unix
The Linux Command Line
You could actually skip this whole section for those who are already familiar with the topic, but we highly recommend you read it because this is the hear…
Popular Topics
Cisco Routers
Installing Security Device Manager (SDM) on a Cisco Ro…
For years now, Cisco has been developing its Security Device Manager (SDM) software. This web-based software is designed to help the less experienced user…
Windows Workstations (XP, 7, 8, 10, 11)
Microsoft Windows XP - End of Life / End of Support
A Q&A with Cristian Florian, Product Manager For GFI LanGuard On Security Implications & Planning Ahead
With Windows XP End of Life & End of…
Cisco Routers
Cisco Router Modes
One of the greatest perhaps features of Cisco routers is that most commands used in the IOS software they run on, are identical across multiple platforms…
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…







