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MS Server Articles:

Windows Servers
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
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
Windows roaming profiles allow the mobile users of a company to always work with their personal settings from any network computer in a domain. Roami…
Windows Servers
In this article, we will cover more advanced DHCP features and topics such as server options, superscopes, multicast scopes, dynamic DNS, DHCP databa…

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Virtualization & VM Backup Articles:

In this article we will cover the differences between VMware ESXi, vSphere and vCenter while also explain the features supported by each vSphere edit…
Microsoft 365 is an incredibly powerful software suite for businesses, but it is becoming increasingly targeted by people trying to steal your data…
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…
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
Like any other software, an operating system needs to be updated. Updates are required not only because of the new hardware coming into the market, but al…
Linux - Unix
Now that you're done learning some of the Basic Linux commands and how to use them to install Linux Software, it's time we showed you some of the other wa…
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
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 a ma…

Popular Topics

Cisco Switches
It's no news that we here at Firewall.cx enjoy writing about our installations of Cisco equipment and especially devices that we don’t get to see and play…
Cisco Switches
The SG500 series Cisco switches are the next step up from the already popular SG300 Layer-3 switches. Cisco introduced the SG Small Business series switch…
Cisco Routers
Welcome to the Routers section. Here we will analyse routers quite some depth; what they do and how they work. We must point out that knowlege on the OSI…
VLAN Networks
VTP (VLAN Trunking Protocol) pruning is a feature that is used in Cisco switches to reduce unnecessary traffic in VLAN (Virtual Local Area Network) trunks…