Articles
Backups using rdiff-backup and rsnapshot
The easier you can back up and restore data, the better. Mature Linux tools show that performing regular, automated backups doesn't have to be a pain.
Linux Storage Stack
Abstraction layers are the alpha and omega in the design of complex architectures. The Linux Storage Stack is an excellent example of well-coordinated layers. Access to storage media is abstracted through a unified interface, without sacrificing functionality.
Network virtualization with OpenDaylight
OpenDaylight provides a flexible solution for setting up a software-defined networking environment. We show you how to get started.
Monitoring containers
A monitoring system helps avoid unpleasant surprises during operations, but admins need to modify existing solutions to fit a containerized world.
Exploring dhcpy6d, a DHCP server for IPv6 networks
Even if you don't have to have DHCP on your IPv6 network, you might want it anyway. Dhcpy6d is a promising DHCP option for IPv6.
Ansible as an alternative to the Puppet configuration tool
Automation is part of life in the data center, and Puppet is commonly regarded as the King of the Hill, but some users prefer the lean alternative Ansible.
Web-based reconnaissance
The recon-ng web reconnaissance framework is an important tool in penetration testing.
The SDFS deduplicating filesystem
Deduplicating filesystems like SDFS store redundant data, such as that created by backups, only once, thereby saving valuable disk space. Additionally, the filesystem can distribute the data to be stored across multiple computer nodes.
Develop your own scripts for Nmap
Nmap does a great job with standard penetration testing tasks, but for specific security analyses, you will want to develop your own test scripts. The Nmap Scripting Engine makes this possible.
Setting up Google Apps for Work
We show how to set up Google Apps for Work and how to configure them for company use.
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