Skip to main content

Microsoft Server Articles:

Windows Servers
Hyper-V has proven to be a very cost effective solution for server consolidation. Evidence of this is also the fact that companies are beginning to m…
Windows Servers
FREE Hyper-V & VMware Backup:  FREE for Firewall.cx readers for a Limited Time!  Download Now! Virtualization is an abstraction layer…
Windows Servers
A Windows Active Directory Certification Authority server (AD CA), also known as a Certificate Authority, is an essential service to every organizati…
Windows Servers
Tombstone is a container object that contains the deleted objects from Active Directory. Actually when an object is deleted from Active Directory, it…

Featured Subcategories:

Virtualization Articles:

Virtualization & VM Backup
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…
Virtualization & VM Backup
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…
Virtualization & VM Backup
Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtua…
Virtualization & VM Backup
The Free Backup Bible Complete Edition written by backup expert and Microsoft MVP Eric Siron, is comprised of 200+ pages of actionable content divide…

Windows Workstation Articles:

Windows Workstations (XP, 7, 8, 10, 11)
A Q&A with Cristian Florian, Product Manager For GFI LanGuard On Security Implications & Planning Ahead With Windows XP End of Life & En…
Windows Workstations (XP, 7, 8, 10, 11)
This article will show you how to start Windows 8 and Windows 8.1 in Safe Mode and how to enable F8 Safe Mode. Previous Windows O/S users would recal…
Windows Workstations (XP, 7, 8, 10, 11)
The Windows 8 Start Settings Boot Menu allows users to change the way Windows 8 starts up. This provides users with the ability to enable Safe Mode w…
Windows Workstations (XP, 7, 8, 10, 11)
This article explains how the Windows operating system makes use of the popular Host file, where it is located for various operating systems, how it…

Linux-Unix Articles:

Linux - Unix
Vsftpd is a popular FTP server for Unix/Linux systems. For thoes unaware of the vsftpd ftp server, note that this is not just another ftp server, but…
Linux - Unix
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
Setting up a Secondary (or Slave) DNS sever is much easier than you might think. All the hard work is done when you setup the Master DNS server by cr…
Linux - Unix
So far we have covered in great detail the main files required for the firewall.cx domain. These files, which we named db.firewall.cx and db.192.168…

Enterprise-Class Cloud & Network Monitoring

Enterprise Class Cloud & Network Monitoring - Free Download

Bandwidth Monitor

Zoho Netflow Analyzer Free Download

Wi-Fi Key Generator

Generate/Crack any
WEP, WPA, WPA2 Key!

Network and Server Monitoring

Network and Server Monitoring

Follow Firewall.cx

Cisco Password Crack

Decrypt Cisco Type-7 Passwords on the fly!

Decrypt Now!

Automated Patching Solution

Free PatchManager

Firewall Analyzer

zoho firewall analyzer


Linux - Unix
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
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, you…
Linux - Unix
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
Since this document merely scratches the surface when it comes to Linux, you will probably find you have lots of questions and possibly problems. Whether…

Popular Articles:

Virtualization & VM Backup
Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtual mac…
Virtualization & VM Backup
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 2.0 (…
OpManager - Network Monitoring & Management
Times have changed now and HOME is the new office. Now, everyone works at their comfort and in fact online all throught the day and night. This mandates t…
Security Service Edge (SSE)
This article explores the Security Service Edge (SSE) portion of Secure Access Service Edge (SASE) and the need for holistic cybersecurity protections. W…
Palo Alto Networks
Discover the ins and outs of using Palo Alto Networks’ Software NGFW (Flex) credits to seamlessly renew your cloud-based or virtualized software NGFW devi…
Virtualization & VM Backup
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 keep…
SASE & SD-WAN Networks
SD-WAN is the answer for enterprises and organizations seeking to consolidate network functions and services while at the same time simplify their WAN inf…
Palo Alto Networks
This article’s purpose is to help you quickly master Palo Alto QoS concepts and learn to configure QoS on Palo Alto Firewalls in a simple and efficient wa…