Articles
Clustering with the Nutanix Community Edition
The free Community Edition of the Nutanix hyperconverged infrastructure, Nutanix on-premises cloud, is offered alongside its commercial product for those looking to take their first steps in the environment.
Linking Kubernetes clusters
When Kubernetes needs to scale applications, it searches for free nodes that meet a container's CPU and main memory requirements; however, when the existing hardware is at full capacity, the Kubernetes Cluster Federation project (KubeFed) takes the pain out of adding clusters.
Package applications in Docker containers
Kaboxer packages applications that are otherwise missing from distribution package sources.
Automating network hardware
Automation of network devices can be accomplished in a number of ways: with the official approaches recommended by the manufacturers; by Cumulus Linux, an open network operating system; and with the Ansible automation platform, which can communicate with devices from any vendor.
Spotlight on the Kubernetes package manager, Helm
A Helm chart is a template of several parts that defines, deploys, and upgrades Kubernetes apps and can be considered the standard package manager in the Kubernetes world.
Linux infrastructure servers for small and midsize businesses
Specialized Linux distributions are available for small and midsize businesses that promise economical and easy management of server applications and entire IT infrastructures. We looked at four of the best known candidates: ClearOS, NethServer, Zentyal, and Univention Corporate Server.
Network access control with Cisco's Identity Services Engine
Cisco's Identity Services Engine offers a scalable approach to network access control for a variety of devices.
Load testing with Locust
The Locust load test tool assesses the resiliency of your infrastructure to help you determine whether it can withstand a flood of requests.
Remote maintenance and automation with RPort
Firewalls and network address translation often stand in the way of access to remote systems, but the free RPort software works around these obstacles and supports remote maintenance through a tunnel locally, in the cloud, and from your home office.
Filter DNS queries with Blocky
The Domain Name System is repeatedly the target of or is leveraged for attacks on corporate infrastructures; however, it also lets you protect corporate networks against attacks and malware. The Blocky DNS server sets up quickly to secure DNS queries and DNS filtering for corporate networks.
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