Scott Lowe

APRIL 15, 2022

Networking. This article contains some good information on IPv6 for those who are just starting to get more familiar with it, although toward the end it turns into a bit of an advertisement. Want to understand kube-proxy , a key part of Kubernetes networking, a bit better? Servers/Hardware. Cabling is hardware, right?

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

AUGUST 27, 2021

I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq. Networking. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux.

Linux 90

Linux Load Balancer Malware Virtualization 90

Scott Lowe

OCTOBER 28, 2022

In any case, I’ve spent the last month collecting links to articles and tutorials from around the web on all the various technologies that us IT folk are likely to encounter in our day-to-day adventures. Networking. Ivan Pepelnjak addresses the idea that network automation is harmful. Servers/Hardware. Good stuff!

Open Source 79

Open Source Apple Vmware Cloud 79

Scott Lowe

JANUARY 27, 2023

I’ve got another collection of links to articles on networking, security, cloud, programming, and career development—hopefully you find something useful! Networking William Morgan’s 2022 service mesh recap captures some of the significant events in service mesh in 2022, although through a Linkerd-colored lens.

Programming 90

Programming Open Source Cloud Devops 90

Scott Lowe

SEPTEMBER 8, 2023

Networking Brent Salisbury shares some code intended to help you “ChatGPT your project documentation.” This is a slightly older article (from January of this year) in which Josh Saul of Hedgehog pays homage to the achievements of Cumulus Networks in the open networking movement. What about preventing it?

Vmware 74

Vmware Network Hardware Cloud 74

Scott Lowe

OCTOBER 8, 2021

There’s some networking stuff, a few security links, and even a hardware-related article. Networking. As Alec shares in the article, it turns out that adding Tor to a “standard” DoH configuration doesn’t significantly impact performance (as measured by latency). Servers/Hardware.

IPv6 60

IPv6 Storage Hardware Vmware 60

Scott Lowe

MARCH 2, 2020

It seems like the natural progression of the Tech Short Takes is moving toward monthly articles, since it’s been about a month since my last one. Networking. Said van de Klundert has a post on screen scraping basics for network engineers. Said van de Klundert has a post on screen scraping basics for network engineers.

Linux 60

Linux Windows Hardware Network 60

Scott Lowe

NOVEMBER 25, 2020

Networking. Isovalent—the company behind Cilium, the eBPF-powered networking solution for Kubernetes clusters—just launched with a $29M Series A round of funding. Uh oh… more hardware exploits. I wasn’t aware of Cloudflare Argo Tunnel, so this article was informative for that reason alone.

Linux 60

Linux Vmware Open Source Examples 60

Scott Lowe

MAY 7, 2021

In this Technology Short Take, I’ve gathered some links for you covering topics like Azure and AWS networking, moving from macOS to Linux (and back again), and more. Networking. ” Specifically, this post talks about Kubernetes networking. Servers/Hardware. maximizing revenue per hardware instance).

Linux 60

Linux Hardware Network Cloud 60

Scott Lowe

JUNE 18, 2021

The collection of links shared below covers a fairly wide range of topics, from old Sun hardware to working with serverless frameworks in the public cloud. Networking. Via Ivan Pepelnjak, I was pointed to Jon Langemak’s in-depth discussion of working with Linux VRFs. Servers/Hardware. Check this out.

Vmware 60

Vmware Hardware Load Balancer Apple 60

Scott Lowe

DECEMBER 11, 2020

Networking. Arthur Chiao cracks open kube-proxy , a key part of Kubernetes networking, to expose the internals, and along the way exposes readers to a few different technologies. This is a good read if you’re trying to better understand some aspects of Kubernetes networking. Servers/Hardware. Now, on to the content!

Linux 60

Linux Network Tools Hardware 60

Scott Lowe

MAY 27, 2022

I mean, don’t you want to spend this weekend catching up on some technology-related articles instead of cooking on the grill and gathering with friends and family? Still, for those who need a little technology fix over the weekend, hopefully I’ve included something useful in the list of articles below. Networking.

Virtualization 79

Virtualization Storage Programming Network 79

Scott Lowe

JANUARY 18, 2017

Networking. Ivan Pepelnjak (one of my absolutely favorite folks in the IT industry) has a great post on using regex filters in Ansible to parse text printouts from network devices. This is a super-practical post that anyone working with network automation can put to use right away. Servers/Hardware. As of Vagrant 1.9.1,

Linux 60

Linux Network Hardware Dell 60

Scott Lowe

FEBRUARY 16, 2017

Here’s another collection of links and articles from around the Internet discussing various data center-focused technologies. Networking. The Pivotal Engineering blog has an article that shows how to use BOSH with the vSphere CPI to automate adding servers to an NSX load balancing pool. Servers/Hardware. Docker Inc.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

FEBRUARY 28, 2022

Networking. Thanks to this article , that oversight is now corrected. Oh, and the article shares a handy Python script to help implement bogon filtering in NSX-T. Oh, and the article shares a handy Python script to help implement bogon filtering in NSX-T. Servers/Hardware. Seriously.).

Storage 79

Storage Hardware Policies Open Source 79

Scott Lowe

JANUARY 15, 2021

Networking. This article by Joshua Fox outlines how and when to use each of the various types of firewalls offered by AWS. Servers/Hardware. More details are available in this article. Heidi Howard and Ittai Abraham illustrate some of the challenges of the Raft consensus protocol when there is a network partition.

Linux 60

Linux Firewall Open Source Vmware 60

Scott Lowe

JANUARY 21, 2022

I have a few more links than normal this time around, although I didn’t find articles in a couple categories. Don’t worry—I’ll keep my eyes peeled and my RSS reader ready to pull in new articles in those categories for next time. Networking. Servers/Hardware. And now for the content! Yes please!

Load Balancer 90

Load Balancer Linux Intel Cloud 90

Scott Lowe

APRIL 29, 2022

My link of links and articles from around the Internet is a bit light on networking and virtualization this time around, but heftier in the security, cloud, and OS/application sections. Networking. Servers/Hardware. Jorge Castro encourages folks to just kill the silly myths (regarding desktop Linux).

Linux 74

Linux Storage Programming Applications 74

Scott Lowe

OCTOBER 5, 2018

Here’s another collection of articles and blog posts about some of the common technologies that modern IT professionals will typically encounter. Networking. Brian Boucheron provides a great article on how to inspect and debug Kubernetes network primitives. Servers/Hardware. Operating Systems/Applications.

Hardware 60

Hardware Open Source Vmware Linux 60

Scott Lowe

NOVEMBER 17, 2016

Networking. Ansible has made some good progress in supporting network automation in the latest release (2.2), according to this blog post. Jeremy Stretch mulls over the (perceived) problem of getting traffic into and out of overlay networks. I recommend reading this article, as well as reading the comments.

Linux 60

Linux Vmware Storage Network 60

Scott Lowe

AUGUST 27, 2021

I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq along the way. Networking. Servers/Hardware. I hope you find something useful!

Linux 60

Linux Load Balancer Malware Virtualization 60

Scott Lowe

FEBRUARY 2, 2017

I’ve got a new collection of links and articles from around the Web on various data center-focused technologies. Networking. Michael Kashin has a great article on how Open Virtual Network (OVN, part of the Open vSwitch project) implements virtual networks in OpenStack. Servers/Hardware. Good advice.

Linux 60

Linux Network Virtualization IPv6 60

Scott Lowe

APRIL 6, 2017

I have another collection of links, articles, and thoughts about key data center technologies, and hopefully I’ve managed to include something here that will prove useful or thought-provoking. Networking. Further, he follows that up with a post on how automation is more than just configuration management ; it’s about network services.

Vmware 60

Vmware Linux Storage Network 60

Network World

FEBRUARY 1, 2017

Announced in June of last year, Cisco’s Tetration Analytics is a turnkey analytics package that gathers information from hardware and software sensors and analyzes the information using big data and machine learning. To read this article in full or to leave a comment, please click here

Cloud 60

Cloud Data Center Linux Hardware 60

Scott Lowe

AUGUST 11, 2016

In this post you’ll find a collection of links to articles discussing the major data center technologies—networking, hardware, security, cloud computing, applications, virtualization…you name it! (If Networking. MTU in OpenStack Neutron has been, as this article by Sam Yaple points out, a bit of a touchy subject.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

DECEMBER 6, 2019

Networking. Brian Linkletter has a post on how to run the Antidote network emulator on KVM for better performance. Antidote, as I understand it, is the network emulator that runs the labs on the NRELabs web site (which is another cool thing in and of itself). Servers/Hardware. Cloud Computing/Cloud Management.

Vmware 60

Vmware Network Linux Hardware 60

Scott Lowe

JANUARY 28, 2016

As usual, I’ve gathered what I hope to be a useful but varied collection of articles and links on key data center technologies. Networking. The rise of Linux in importance in the networking industry continues, with Arista announcing enhancements to Arista EOS to support—among other things—Docker containers.

Vmware 60

Vmware Linux Open Source Devops 60

Scott Lowe

NOVEMBER 7, 2014

That’s right, it’s time for yet another collection of links and articles from around the Internet on various data center-related technologies, products, projects, and efforts. Networking. Matt also recently posted part 4 (of 5) in his series on SDN protocols; this post covers OpFlex and declarative networking.

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

JUNE 2, 2016

Networking. Russ White tackles the issue of networking engineers needing to learn to code. This article from Marcos Hernandez shows one way to do dynamic routing in OpenStack. Jason Messer has an article describing how networking works with Windows containers. Servers/Hardware. Is it necessary?

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

MARCH 17, 2016

In any case, here’s another collection of links and articles from around the Net on the major data center technology areas. Networking. At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Servers/Hardware. I’ll try to correct that for the next one.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

JUNE 18, 2017

Networking. Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Servers/Hardware. Yes, I know that security and privacy are different, but this seems like a reasonable place to put this article by J Metz on pseudo-anonymous e-mail.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Networking. Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Servers/Hardware. Yes, I know that security and privacy are different, but this seems like a reasonable place to put this article by J Metz on pseudo-anonymous e-mail.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

MAY 17, 2019

There will be a longer gap than usual before the next Tech Short Take (more details to come on Monday), but in the meantime here’s some articles and links to feed your technical appetite. Networking. Courtesy of Tigera, Alex Pollitt shares some guidelines on when Linux conntrack is no longer your friend. Servers/Hardware.

Linux 60

Linux Dell Open Source Licensing 60

Linux Academy

MARCH 7, 2019

This required a large, upfront capital investment, a lengthy procurement cycle, and placed the responsibility of creating, running, and maintaining all the hardware and software for the business on a group of dedicated resources. In the next article in this series, I’ll discuss the concepts of business agility and operational resilience.

Cloud 60

Cloud Web Services Linux Hardware 60

Scott Lowe

JULY 21, 2016

Networking. Netmiko, if you haven’t heard, is a fantastic Python library that’s really useful when writing Python-based network automation scripts. Honestly, I haven’t had a great deal of time to make much progress, but I did come across this article by Sudeep Goyal which helped reinforce some of the basics I already knew.

Vmware 60

Vmware Linux Storage Hardware 60

Scott Lowe

JANUARY 14, 2016

As we start a new year, here’s a collection of links and articles from around the web. Networking. Nir Yechiel posted an article on using the Cumulus VX QCOW2 image with Fedora and KVM. NAPALM (Network Automation and Programmability Layer with Multivendor support) looks like a really cool tool. Servers/Hardware.

Vmware 60

Vmware Devops Storage Linux 60

Scott Lowe

FEBRUARY 9, 2018

Ready for another round of links, articles, and thoughts on data center technologies? Networking. I particularly liked his (mini-)rant about how network automation can’t be only about making the network engineer’s life easier. Servers/Hardware. Welcome to Technology Short Take 94!

Vmware 60

Vmware Linux Network Storage 60