Scott Lowe

AUGUST 12, 2022

DNS, BGP, hardware-based security, Kubernetes, Linux—they’re all in here. Servers/Hardware. A “highly evasive” Linux malware named OrBit has emerged; see here for more details. Operating Systems/Applications. What do I have in store for you this time around? Networking. Virtualization.

Linux 90

Linux Storage Virtualization Hardware 90

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. Via Ivan Pepelnjak, I was pointed to Jon Langemak’s in-depth discussion of working with Linux VRFs. Servers/Hardware. Operating Systems/Applications. Networking.

Vmware 60

Vmware Hardware Load Balancer Apple 60

Scott Lowe

APRIL 6, 2017

Humair Ahmed of VMware shares some details on a new control plane resiliency feature recently added to VMware NSX: Controller Disconnected Operation (CDO) mode. Here’s a handy list of deprecated Linux network commands and their replacements. Servers/Hardware. Operating Systems/Applications. Yes, please! (I

Vmware 60

Vmware Linux Storage Network 60

Scott Lowe

SEPTEMBER 8, 2023

Michael Kashin has a good post on source IP address selection in Linux. Servers/Hardware I must admit that I always wanted to have a Sun workstation, and I’ve had an interest in SunOS/Solaris for years (check out this link if you don’t believe me). Here are some design considerations for Wi-Fi 6E (6GHz) networks.

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. Servers/Hardware. Jimmy Mankowitz talks in some detail about using NSX-T in vSphere with Tanzu to secure applications. Operating Systems/Applications. Welcome to Technology Short Take #146! Networking. Virtualization.

IPv6 60

IPv6 Storage Hardware Vmware 60

Scott Lowe

NOVEMBER 25, 2020

Uh oh… more hardware exploits. Operating Systems/Applications. You may have heard of eBPF, the Linux technology that is reshaping Linux applications (and in some ways reshaping Linux itself). Something about Linux, and Fedora in particular, just keeps drawing me back. Good stuff!

Linux 60

Linux Vmware Open Source Examples 60

Scott Lowe

APRIL 15, 2022

Servers/Hardware. Cabling is hardware, right? Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws. Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws.

Linux 74

Linux Load Balancer IPv6 Licensing 74

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 Thinking of using a hardware VTEP (VXLAN Tunnel Endpoint) with VMware NSX? Servers/Hardware. Networking.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

DECEMBER 22, 2018

Servers/Hardware. On the hardware side of things, we have James Hamilton of AWS discussing two hardware-related items coming out of AWS re:Invent 2018. Operating Systems/Applications. Dave Taylor provides s ome tips for configuring VMware Fusion for Linux usage. Career/Soft Skills.

Vmware 60

Vmware Linux Hardware Case Study 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. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux. Servers/Hardware.

Linux 90

Linux Load Balancer Malware Virtualization 90

Virtualized Greek

JANUARY 28, 2014

Or should I say, I haven’t seen a great operating model for seamlessly managing both Windows and Linux. When collecting requirements for an application, we compile a list of functional requirements to determine the best OS platform. Hypervisors should be treated the same as Linux and Windows management.

Vmware 68

Vmware Linux Comparison Windows 68

Scott Lowe

FEBRUARY 16, 2017

The rise of the disaggregated network operating system (NOS) marches on: this time, it’s Big Switch Networks announcing expanded hardware support in Open Network Linux (ONL) , upon which its own NOS is based. Servers/Hardware. I use OTR with Adium on OS X, and OTR with Pidgin on my Fedora Linux laptop.). Networking.

Vmware 60

Vmware Linux Storage Load Balancer 60

Scott Lowe

JUNE 2, 2016

Anthony Burke has written a script that uses VMware NSX to protect VMware Log Insight instances. Servers/Hardware. Intel clearly has its sights set on expanding beyond just “servers” into many more platforms, including network hardware platforms. Operating Systems/Applications. Welcome to Technology Short Take #67.

Vmware 60

Vmware Virtualization Linux Windows 60

Scott Lowe

MARCH 17, 2016

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. I recently came across a couple useful troubleshooting guides, one for Open vSwitch (OVS) and OpenStack Neutron and one for VMware NSX. Servers/Hardware. Operating Systems/Applications. Have fun reading!

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

NOVEMBER 7, 2014

It was good to read this post on Cumulus Linux first impressions by Jeremy Stretch. I’m a fan of Cumulus, but I’m admittedly a Linux guy (see here ) so you might say I’m a bit biased. Jeremy is a “hard-core” networking professional, and so hearing his feedback on Cumulus Linux was, in my opinion, useful.

Vmware 65

Vmware Linux Storage Virtualization 65

Scott Lowe

JANUARY 27, 2023

Back in October of last year, Tom Hollingsworth weighed in on Hedgehog , the networking company that has set out to commercialize SONiC, a Linux-based NOS used extensively in Azure. Servers/Hardware What do you think of the ThinkPhone ? Ah, the bygone sounds of yesteryear …what a blast from the past! to version 8.0.

Programming 90

Programming Open Source Cloud Devops 90

Scott Lowe

OCTOBER 5, 2018

Servers/Hardware. The big news in the hardware space recently was the article regarding the purported Chinese hardware supply chain attack. Of the (innumerable) articles commenting on the hardware hack, this article by Joe FitzPatrick and this ErrataSec article caught my eye. Operating Systems/Applications.

Hardware 60

Hardware Open Source Vmware Linux 60

Scott Lowe

NOVEMBER 17, 2016

Cumulus Networks recently introduced the Cumulus Linux Network Command Line Utility (NCLU) , which provides a more unified front-end to configuring switches running Cumulus Linux. Servers/Hardware. Operating Systems/Applications. Jeff Geerling walks you through how to use Ansible via Windows 10’s Subsystem for Linux.

Linux 60

Linux Vmware Storage Network 60

Scott Lowe

JANUARY 15, 2021

Servers/Hardware. From early December 2020, there’s also this reminder about the security updates released by VMware to address a zero-day vulnerability in several products. Operating Systems/Applications. Ryan Blunden has authored a fairly comprehensive piece on environment variables in Linux and macOS.

Linux 60

Linux Firewall Open Source Vmware 60

Scott Lowe

JULY 21, 2016

First up, there’s a great article on using IPVLAN with Docker and Cumulus Linux (with a tie back to sFlow, naturally!). Here’s a walkthrough by Cody Bunch on setting up BGP on Linux with Cumulus Quagga. Servers/Hardware. VMware is offering licenses for Log Insight to customers who already own NSX. Thanks Jason!

Vmware 60

Vmware Linux Storage Hardware 60

Scott Lowe

JANUARY 19, 2018

This is pretty cool: a WYSIWYG topology designer for VMware NSX. Barry Peddycord shares an update on Ansible support for the Cumulus Linux NCLU. Servers/Hardware. The VMware Cloud-Native Apps group has a breakdown of some of the new features/functionality found in the 1.9 Operating Systems/Applications. or higher).

Vmware 60

Vmware Open Source Linux Cloud 60

Scott Lowe

OCTOBER 28, 2022

Servers/Hardware. William Lam writes about the beta for VMware Cloud Consumption Interface (CCI). Operating Systems/Applications. Nicholas Schmidt takes on using cloud-init with vSphere , using openSUSE as the Linux platform. I believe that IT folks in all disciplines, including networking, need to embrace automation.

Open Source 79

Open Source Apple Vmware Cloud 79

Scott Lowe

JANUARY 28, 2016

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. As a partial counterpoint to the increased use/visibility of Linux in the networking industry, check out Ivan’s take on Dell’s OS10 announcement. Servers/Hardware.

Vmware 60

Vmware Linux Open Source Devops 60

Scott Lowe

JUNE 18, 2017

Colin Lynch shares some details on his journey with VMware NSX (so far). I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX. Servers/Hardware. Operating Systems/Applications. This post has a list of 5 Docker utilities you may find helpful. Virtualization.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Colin Lynch shares some details on his journey with VMware NSX (so far). I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX. Servers/Hardware. Operating Systems/Applications. This post has a list of 5 Docker utilities you may find helpful. Virtualization.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

MARCH 10, 2015

I highly recommend you read the entire post, but in short the five skills Matt recommends are software skills (which includes configuration management and software development tools like Git ), Linux, deep protocol knowledge, hypervisor and container networking, and IPv6. Servers/Hardware. What does this mean?

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

DECEMBER 6, 2013

Of course, I am a fan of network virtualization, since I work with/on VMware NSX.). Martijn Smit has launched a series of articles on VMware NSX. Want some additional information on layer 2 and layer 3 services in VMware NSX? Servers/Hardware. Operating Systems/Applications. Here’s a good source.

Vmware 60

Vmware Storage Linux Network 60

Scott Lowe

OCTOBER 9, 2016

That prompted Cody Bunch to write this article on setting up a topology with BGP on Linux using the topology converter , which I’m now mentioning in this Technology Short Take. PowerShell on Cumulus Linux on a network switch? Clifford Haas has a review of VMware NSX (this is from back in January). Servers/Hardware.

Vmware 60

Vmware Case Study Linux 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. Michael Kashin shares the journey of containerizing NVIDIA Cumulus Linux.

Linux 60

Linux Load Balancer Malware Virtualization 60

CIO Business Intelligence

OCTOBER 17, 2023

The frenzy created by the public release of OpenAI’s ChatGPT has triggered an arms race among hyperscalers to differentiate themselves by developing their own large language models (LLMs), building platforms that enable enterprises to create generative AI applications, and integrating generative AI throughout their portfolios of service offerings.

Trends 144

Trends Cloud Oracle Enterprise 144

Scott Lowe

DECEMBER 17, 2015

Looking for a step-by-step install guide for VMware NSX? Ray Budavari—who is an absolutely fantastic NSX resource—has a blog post up on the integration between VMware NSX and vRealize Automation. If you’d like to play around with Cumulus Linux but don’t have a compatible hardware switch, Cumulus VX is the answer.

Vmware 60

Vmware Linux Architecture Hardware 60

Scott Lowe

DECEMBER 29, 2016

Andrey Khomyakov shares some information on automating the setup of whitebox switches running Cumulus Linux in part 2 of this series on learning network automation. Servers/Hardware. Kit Colbert shares 5 predictions for cloud-native applications in 2017. Operating Systems/Applications. Alpine Linux 3.5

Vmware 60

Vmware Linux Open Source Data Center 60

Scott Lowe

FEBRUARY 9, 2018

Sam McGeown has a nice diagram of the communications channels between the various VMware NSX components. Servers/Hardware. Operating Systems/Applications. Michael Wittig shares some details on migrating to Amazon Linux 2. Ed Haletky has an updated Linux version of the VMware Software Manager. Virtualization.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

JANUARY 14, 2016

Cumulus VX, if you aren’t aware, is a community-supported virtual appliance version of Cumulus Linux aimed at helping folks preview and test “full-blown” Cumulus Linux (which, of course, requires compatible hardware). Servers/Hardware. Dwayne Sinclair (an NSX SE at VMware) has a write-up on what micro-segmentation is not.

Vmware 60

Vmware Devops Storage Linux 60

Scott Lowe

DECEMBER 8, 2016

Servers/Hardware. Jake Bennett discusses strengthening your AWS security posture by protecting application credentials and rotating EC2 and IAM keys. In case you’re interested, here’s more details on CVE-2016-5195 , aka “Dirty Cow,” and how it might be used to allow a user to escape from a Linux container (like a Docker container).

Vmware 60

Vmware Storage Intel Virtualization 60

Scott Lowe

AUGUST 16, 2017

This is my irregularly-published collection of links and articles from around the Internet related to the major data center technologies: networking, hardware, security, cloud computing, applications/OSes, storage, and virtualization. Want to install VMware NSX in your home lab, but concerned about resource utilization?

Vmware 60

Vmware Storage Network Windows 60

Scott Lowe

AUGUST 8, 2014

It would be great to see Docker get support for connecting containers directly to Open vSwitch (OVS), which is generally considered the de facto standard for networking on Linux hosts. Another series on VMware NSX has popped up, this time from Jon Langemak. Servers/Hardware. Operating Systems/Applications.

Vmware 60

Vmware Linux Virtualization Network 60