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MS Server Articles:
Windows Servers
New Features in Windows Server 2012 - Why Upgrad…
There is no doubt that Cloud Computing is hot topic these days. Innovations in cloud computing models have made every industry and company IT departm…
Windows Servers
Free Webinar & eBook on Microsoft Licensing for V…
Microsoft Licensing for Virtual environments can become a very complicated topic, especially with all the misconceptions and false information out th…
Windows Servers
Introduction To Windows Server 2012 R2 Virtualiza…
FREE Hyper-V & VMware Backup: FREE for Firewall.cx readers for a Limited Time! Download Now!
Virtualization is an abstraction layer…
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…
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…
8 Critical Features to Have in a VM Backup Soluti…
Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtua…
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Linux - Unix
Linux CentOS - Redhat EL Installation on HP Smart Arra…
This article was written thanks to our recent encounter of a HP DL120 G7 rack mount server equipped with a HP Smart Array B110i SATA Raid controller, need…
Linux - Unix
Why Use Linux?
The first question is - what are the benefits of using Linux instead of Windows? This is in fact a constant debate between the Windows and Linux communiti…
Linux - Unix
Linux BIND DNS - Part 2: Configuring db.domain Zone D…
It's time to start creating our zone files. We'll follow the standard format, which is given in the DNS RFCs, in order to keep everything neat and less co…
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…
Popular Topics
VLAN Networks
VLAN Tagging - Understanding VLANs Ethernet Frames
We mentioned that Trunk Links are designed to pass frames (packets) from all VLANs, allowing us to connect multiple switches together and independently co…
Cisco Routers
Configuring PPTP (VPDN) Server On A Cisco Router
The Point to Point Tunneling Protocol (PPTP) is a network protocol used to create VPN tunnels between public networks. These VPN tunnels are encrypted fro…
Cisco Routers
Configuring NAT Overload On A Cisco Router
NAT (Network Address Translation) is a method that allows the translation (modification) of IP addresses while packets/datagrams are traversing the networ…
VLAN Networks
Dynamic VLANs
Dynamic VLANs were introduced to grant the flexibility and complexity(!) that Static VLANs did not provide. Dynamic VLANs are quite rare because of their…







