Microsoft Server Articles:
Windows Servers
How to Easily Change Network Card Profile / Netwo…
Network Location Awareness (NLA) is a feature offered on Windows Server 2012 R2 and all Windows workstation editions from Windows 8.1 and above, incl…
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
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
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 Articles:
Virtualization & VM Backup
Ultimate Guide: Install Windows 11 on VMware ESXi…
In this article, we’ll show you how to setup or install Microsoft Windows 11 on VMware’s ESXi servers and bypass the Trusted Platform Module version…
Virtualization & VM Backup
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…
Virtualization & VM Backup
FREE Webinar - Fast Track your IT Career with VMw…
Everyone who attends the webinar has a chance of winning a VMware VCP course (VMware Install, Config, Manage) worth $4,500!
Climbing the career ladd…
Virtualization & VM Backup
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…
Windows Workstation Articles:
Windows Workstations (XP, 7, 8, 10, 11)
How to Join a Windows 8, 8.1 Client to Windows Do…
In this article, we will show how to add a Windows 8 or Windows 8.1 client to a Windows Domain / Active Directory. The article can be considered an e…
Windows Workstations (XP, 7, 8, 10, 11)
Revealing & Backing Up Your Windows 8 – Windows 8…
Backing up your Windows License Product Key is essential for reinstallation of your Windows 8 or Windows 8.1 operating system. In some cases, the Gen…
Windows Workstations (XP, 7, 8, 10, 11)
Configure Windows 8 & 8.1 To Provide Secure Wirel…
Windows 8 and Windows 8.1 (including Professional edition) operating systems provide the ability to turn your workstation or laptop into a secure wir…
Windows Workstations (XP, 7, 8, 10, 11)
How to View Hidden Files & Folders in Windows 7
This article shows you how to see hiddeen files and folders in Windows 7. Windows 7 hides important system files so that normally, you do not see the…
Linux-Unix Articles:
Linux - Unix
Understanding, Administering Linux Groups and Use…
In a multi-user environment like Linux, every file is owned by a user and a group. There can be others as well who may be allowed to work with the fi…
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…
Linux - Unix
Linux VIM / Vi Editor - Tutorial - Basic & Advanc…
When you are using Vim, you want to know three things - getting in, moving about and getting out. Of course, while doing these three basic operations…
Linux - Unix
Configuring Linux Samba (SMB) - How to Setup Samb…
Resource sharing, like file systems and printers, in Microsoft Windows systems, is accomplished using a protocol called the Server Message Block or S…
Wi-Fi Key Generator
Follow Firewall.cx
Cisco Password Crack
Decrypt Cisco Type-7 Passwords on the fly!
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
Understanding Linux File System Quotas - Installation…
When you are running your own web hosting, it is important to monitor how much space is being used by each user. This is not a simple task to be done manu…
Linux - Unix
Installing Software On Linux
Installing software in Linux is very different from Windows for one very simple reason: most Linux programs come in 'source code' form. This allows you to…
Popular Articles:
SASE & SD-WAN Networks
SASE and VPNs: Reconsidering your Mobile Remote Access…
The Virtual Private Network (VPN) has become the go to security solution for keeping communications between networks and endpoints secure. After all, VPNs…
Virtualization & VM Backup
5 Most Critical Microsoft M365 Vulnerabilities Reveale…
Microsoft 365 is an incredibly powerful software suite for businesses, but it is becoming increasingly targeted by people trying to steal your data. The g…
SASE & SD-WAN Networks
Key Features of a True Cloud-Native SASE Service. Sett…
Secure Access Service Edge (SASE) is an architecture widely regarded as the future of enterprise networking and security. In previous articles we talked a…
OpManager - Network Monitoring & Management
Elevate your network management: Maximizing efficiency…
As technology evolves, so do our networks. Today's sprawling network infrastructures are intricate ecosystems, demanding more from IT teams than ever befo…
OpManager - Network Monitoring & Management
AIOps for Modern IT Operations: Automating Monitoring…
The days of relying solely on static monitoring dashboards and manual firefighting are long gone. Today’s environments demand automation-first operations…
OpManager - Network Monitoring & Management
Free Webinar: Clients' network configuration and compl…
Defending your client's network from faulty configuration changes, poor compliance, and bringing the network back quickly from downtime can be challenging…
Virtualization & VM Backup
How to Enable SNMP on VMware ESXi Host & Configure ESX…
In this article we will show you how to enable SNMP on your VMware ESXi host, configure SNMP Community string and configure your ESXi firewall to allow or…
Palo Alto Networks
How to Manually Download, Import & Install PAN-OS on P…
This article provides comprehensive guidance on the manual processes involved in downloading, uploading, and installing (import) any PAN-OS version on a P…







