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MS Server Articles:

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…
Windows Servers
Windows 2003 Group Policies allow the administrators to manage a group of people accessing a resource efficiently. The group policies can be used to…
Windows Servers
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…
Windows Servers
One of Windows Server 2016 highlights is the newer Hyper-V server that not only extends the hypervisor’s features and capabilities but also introduce…

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Virtualization & VM Backup Articles:

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…
Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtua…
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…
In this article we will cover the differences between VMware ESXi, vSphere and vCenter while also explain the features supported by each vSphere edit…

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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…
Linux - Unix
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 file. W…
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.192.168.0, de…
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…

Popular Topics

Cisco Routers
Generic Routing Encapsulation (GRE) is a tunneling protocol developed by Cisco that allows the encapsulation of a wide variety of network layer protocols…
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 with o…
Cisco Routers
Most Cisco engineers are aware of the classic Password-Recovery service Cisco equipment have. If the device's credentials are lost, then performing the Pa…
Cisco Routers
Our Web SSL VPN article written back in 2011 introduced this new wave of VPN services.  This article extends the topic by covering the installation a…