Scott Lowe

AUGUST 12, 2022

DNS, BGP, hardware-based security, Kubernetes, Linux—they’re all in here. See this page for instructions on how to enable BBR on Debian 10. A “highly evasive” Linux malware named OrBit has emerged; see here for more details. Virtualization. Networking. William Lam confirms that ESXi 7.x

Linux 90

Linux Storage Virtualization Hardware 90

Scott Lowe

FEBRUARY 2, 2017

Michael Kashin has a great article on how Open Virtual Network (OVN, part of the Open vSwitch project) implements virtual networks in OpenStack. Flatpak is a (relatively) new application packaging/sandboxing mechanism for Linux applications. Virtualization. x environment. Good advice.

Linux 60

Linux Network Virtualization IPv6 60

Scott Lowe

AUGUST 14, 2013

As IT pros, it’s also quite common to have to use a virtual private network (VPN) solution to connect back to our employers’ corporate networks in order to get work done. In this post, I’ll show you how you can reconcile these two (sometimes conflicting) situations with a relatively little-known feature in OS X.

Network 61

Network Linux System Windows 61

Scott Lowe

SEPTEMBER 22, 2017

Vincent Bernat has a really in-depth article on IPv4 route lookup on Linux (and one on IPv6 route lookup as well). and their product (VirTool Network Analyzer) is aimed at providing some operational visibility into OpenStack virtual networks. Virtualization. Here’s hoping you find something useful! Networking.

Storage 60

Storage Vmware Load Balancer Network 60

Scott Lowe

AUGUST 18, 2014

etcd is a distributed key-value store (more on that in a moment) and is one of the key technologies that I feel distinguishes CoreOS from other Linux distributions. Here’s a very simple example: using curl to recursively list the keys and values in a path within etcd: curl -X GET [link]. Linux CLI JSON OSS'

Linux 65

Linux Examples Architecture Cloud 65

Galido

MARCH 25, 2019

Selenium provides the developer with an API that will allow him to interact with the page he wants to try. That is, a first step would be to provide a URL to the page you want to try. Next, we can go looking for and selecting the elements that we know that the page that we indicated at the beginning exists. Selenium WebDriver.

Tools 84

Tools Applications Programming Mobile 84

Scott Lowe

JUNE 11, 2014

He makes comparisons among server virtualization, 10 Gigabit Ethernet, and SDN, and feels that in order for SDN to really hit this market it needs to be “not a user-facing feature, but rather a means to an end” (his words). Erik Smith at EMC has published a series of articles on “virtual storage networks.”

Vmware 60

Vmware Storage Network Virtualization 60