Articles
Live migration of virtual machines with KVM
Live migration of virtual machines is necessary when you need to achieve high-availability setups and load distribution.
Systemd network management and container handling
Version 219 of the controversial systemd init system introduces a number of comprehensive changes. We take a closer look at the innovations in network management and container handling.
Attacks on HTTPS Connections
HTTPS protects a connection from both tapping and manipulation, but only if a man in the middle hasn't already infiltrated the Internet connection. We highlight the weaknesses in HTTPS and demonstrate how to protect your client and server.
Getting a free TLS certificate from Let's Encrypt
A free TLS certificate from Let's Encrypt means you can add encryption to your network for no cost, so you don't have any more excuses for failing to encrypt.
Managing Linux Filesystems
Linux filesystems range from block-based network filesystems, to temporary filesystems in RAM, to pseudo filesystems. We explain how filesystems are set up and how to manage them.
Virtual networks with Hyper-V in Windows Server 2016
Microsoft provides some interesting virtualization features in current and future versions of Windows Server. You can connect or isolate virtual machines, and Windows Server 2016 even supports virtual switches.
Affordable hardware switch for SDN
Most OpenFlow-ready hardware switches are prohibitively expensive if you just want to set up a small-scale test lab. Northbound Networks has stepped in with a Kickstarter campaign, filling the gap with the Zodiac FX switch.
The practical benefits of network namespaces
With network namespaces, you can create very sophisticated and resource-saving setups using the tools inside a running Linux system – without the use of containers.
Administering virtual machines with PowerShell Direct
Managing virtual machines with PowerShell used to require some complex configuration steps, but with version 5, PowerShell can now access a Hyper-V VM directly, which means you don't need to configure a virtual network connection.
What's new in SQL Server 2016
The focus in SQL Server 2016 is on mobility, cloud usage, and speed, with improvements to in-memory processing and security.
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