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MS Server Articles:

Windows Servers
Tombstone is a container object that contains the deleted objects from Active Directory. Actually when an object is deleted from Active Directory, it…
Windows Servers
When you shadow copy a disk volume, you are actually generating a snapshot of the changes made to the folders and files within the disk volume at a c…
Windows Servers
FREE Hyper-V & VMware Virtualization Backup:  FREE for Firewall.cx readers for a Limited Time!  Download Now! Windows Server 2012 Edi…
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:

Businesses that rely on virtual machines for their day-to-day operations should think twice about securing their infrastructure. Modern use of virtua…
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…
The Free Backup Bible Complete Edition written by backup expert and Microsoft MVP Eric Siron, is comprised of 200+ pages of actionable content divide…
When considering your VM backup solution, key features such as deduplication are incredibly important. This is not simply from a cost perspective but…

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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
You may be a user at home, a user in a LAN (local area network), or a system administrator of a large network of computers. Alternatively, you may be main…
Linux - Unix
For many engineers and administrators,  maintaining a Linux system can be a daunting task, especially if there’s limited time or experience.  Wo…
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 Routers
Our DMVPN Introduction article covered the DMVPN concept and deployment designs. We explained how DMVPN combines a number of technologies that give it its…
Cisco Routers
When working with Cisco equipment that has multiple ip interfaces, a common problem engineers are faced with is trying to successfully tftp to or from the…
Network Protocol Analyzers
ARP attacks and ARP flooding are common problems small and large networks are faced with. ARP attacks target specific hosts by using their MAC address and…
VLAN Networks
It's easy to see why virtual LANs have become extremely popular on networks of all sizes. In practical terms, multiple VLANs are pretty much the same as h…