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MS Server Articles:

Windows Servers
If your organization is planning to migration from a Hyper-V virtualization environment to VMware then this FREE webinar is just for you. Aimed towa…
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
Microsoft Licensing for Virtual environments can become a very complicated topic, especially with all the misconceptions and false information out th…
Windows Servers
DHCP (Dynamic Host Configuration Protocol) is a protocol that allows clients on a network to request network configuration settings from a server run…

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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…
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 all…
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…
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…

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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
It's time to start creating our zone files. We'll follow the standard format, which is given in the DNS RFCs, in order to keep everything neat and less co…
Linux - Unix
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
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 creatin…

Popular Topics

Cisco Routers
This article serves as an extension to our popular Cisco VPN topics covered here on Firewall.cx. While we’ve covered Site to Site IPSec VPN Tunnel Between…
Cisco Switches
Running Spanning Tree Protocol (STP) in a large network environment can be a challenging task especially when features/enhancements such as BPDU Filter an…
Windows Workstations (XP, 7, 8, 10, 11)
Windows 8 and Windows 8.1 (including Professional edition) operating systems provide the ability to turn your workstation or laptop into a secure wireless…
Cisco Switches
The Supervisor Engine is the heart of the Cisco Catalyst 4500 and 6500 series switches. It is the equivalent of an engine in a car. Every packet that ente…