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MS Server Articles:

Windows Servers
DNS is used for translating host names to IP addresses and the reverse, for both private and public networks (i.e.: the Internet). DNS does this by u…
Windows Servers
Part 1 of our Windows 2003 DHCP Server Advanced Configuration article explained the creation and configuration of DHCP Scope options and how to confi…
Windows Servers
There is no doubt that Cloud Computing is hot topic these days. Innovations in cloud computing models have made every industry and company IT departm…
Windows Servers
The Domain Name System (DNS) is perhaps one of the most important services for Active Directory. DNS provides name resolution services for Active Dir…

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Virtualization & VM Backup Articles:

When considering your VM backup solution, key features such as deduplication are incredibly important. This is not simply from a cost perspective but…
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…
Microsoft 365 is an incredibly powerful software suite for businesses, but it is becoming increasingly targeted by people trying to steal your data…
Backup and Disaster recovery are core considerations for any business with an IT footprint, whether that is on-premises or in the cloud. Your busine…

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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
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…
Linux - Unix
This article covers the main TCP/IP network configuration files used by Linux to configure various network services of the system such as IP Address, Defa…
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…

Popular Topics

Cisco Routers
Introduction Let's see what it looks like to be in User-Exec mode on a Cisco router. Below, we have telneted into our lab router and are in User Exec Mod…
Network Protocol Analyzers
Troubleshooting network problems can be a very intensive and challenging process. Intermittent network problems are even more difficult to troubleshoot as…
Cisco Routers
This article provides an in-depth explanation of PPP Multilink and shows how to configure a Cisco router to use PPP Multilink between two serial interface…
Cisco Data Center (Nexus/UCS)
Cisco virtual Port Channel (vPC) is a virtualization technology, launched in 2009, which allows links that are physically connected to two different Cisco…