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Windows Servers

Windows Server Group Policy Link Enforcement, Inh…

Our previous article explained what Group Policy Objects (GPO) are and showed how group policies can be configured to help control computers and users within an Active Directory domain. This article…

Cisco Switches

Cisco 4507R+E Layer 3 Installation: Redundant WS-…

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 with every day. Today we cover the installat…

Cisco Switches

DHCP Option 82 Message Format, Analysis. DHCP Sno…

This article provides in-depth analysis of DHCP Option 82 (DHCP Relay Agent) which is one of the +180 DHCP Options available to the DHCP protocol and used by the Bootstrap Protocol (BOOTP) used for a…

ManageEngine

Free IT Operations Management (ITOM) & Artificial…

With digital transformation revolutionizing the IT industry, Artificial Intelligence for IT Operations (AIOps) has become one of the hottest topics in the IT operations management (ITOM) space. At t…

Windows Servers

Installing Windows Server 2012 Active Directory v…

This article serves as an Active Directory tutorial covering installation and setup of a Windows 2012 Domain Controller using Windows Server Manager (GUI). Readers interested in performing the insta…

Windows Servers

The Importance of a Hyper-V & VMware Server Backu…

Using Hyper-V Server virtualization technology, you can virtualize your physical environment to reduce the cost of physical hardware. As part of IT best practices, you implement monitoring solutions…

Linux - Unix

Advanced Linux Commands

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 ways to work with Linux. Bear in mind that each…

Network Cabling

Direct Cable Connection

From the early PC days, Direct Cable Connection (DCC) was the most popular way to transfer data from one PC to another. Of course, it might seem a bit of an "old fashioned" way to transfer data these…

Windows Workstations (XP, 7, 8, 10, 11)

Microsoft Windows XP - End of Life / End of Suppo…

A Q&A with Cristian Florian, Product Manager For GFI LanGuard On Security Implications & Planning Ahead With Windows XP End of Life & End of Support just around the corner (8th of April…

Windows Servers

Creating Windows Users and Groups with Windows 20…

In a Windows server environment, it is very important that only authenticated users are allowed to log in for security reasons. To fulfill this requirement the creation of User accounts and Groups is…

Cisco Services & Technologies

Troubleshooting Cisco VPN Client Windows 7 - How…

This article shows how to fix the Cisco VPN Reason 442: Failed to enable Virtual Adapter error on the Windows 7 (32bit or 64bit) operating system. If you are a Windows 7 user, it's most likely you've…

Windows Servers

Windows Server 2016 Licensing Made Easy – Underst…

This article describes the new Windows Server 2016 Licensing model (per-core licensing) Microsoft has implemented for its new server-based operating system. While the Windows Server 2012 Licensing mo…