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

DECEMBER 27, 2019

Teammate Alex Brand has a look at VMware’s new OVS-based CNI plugin, Antrea. Servers/Hardware. Operating Systems/Applications. Cole Atkinson discusses the fact that osxfuse is no longer open source , and the ramifications of this development on open source in general. Networking.

Open Source 60

Open Source Vmware Authentication Storage 60

Scott Lowe

JANUARY 15, 2021

Servers/Hardware. The popular open source cryptography library known as Bouncy Castle has uncovered a severe authentication bypass vulnerability. The popular open source cryptography library known as Bouncy Castle has uncovered a severe authentication bypass vulnerability. Operating Systems/Applications.

Linux 60

Linux Firewall Open Source Vmware 60

Scott Lowe

NOVEMBER 25, 2020

Open source has become so critical to so many aspects of our computing infrastructure. Uh oh… more hardware exploits. I recently stumbled across Ricardo Sueiras’ “AWS open source news and updates” posts. Adrian’s operational review readiness template is another great post as well.

Linux 60

Linux Vmware Open Source Examples 60

Scott Lowe

JANUARY 28, 2016

And while we are on the topic of Linux and open source in the networking industry…read this entertaining and informative article on the importance of (truly) open source libraries in networking. Servers/Hardware. The project itself is open source and hosted on GitHub. Operating Systems/Applications.

Vmware 60

Vmware Linux Open Source Devops 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? Here’s a good source. Servers/Hardware. Operating Systems/Applications.

Vmware 60

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

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

APRIL 15, 2022

Xavier Avrillier walks readers through using Antrea (a Kubernetes CNI built on top of Open vSwitch—a topic I’ve touched on a time or two) to provide on-premise load balancing in Kubernetes. Servers/Hardware. Cabling is hardware, right? Operating Systems/Applications. This is such an invaluable resource.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

MAY 27, 2022

Servers/Hardware. marks the first release of the open source container orchestration platform that is signed using Sigstore (more details here ). Operating Systems/Applications. The state of virtualization on Apple Silicon hardware has seen a few developments in recent days and weeks. Kubernetes 1.24

Virtualization 79

Virtualization Storage Programming Network 79

Scott Lowe

MARCH 17, 2016

I recently came across a couple useful troubleshooting guides, one for Open vSwitch (OVS) and OpenStack Neutron and one for VMware NSX. Matt Oswalt recently unveiled (and open sourced) a framework called ToDD, which stands for “Testing on Demand: Distributed”. Servers/Hardware. Operating Systems/Applications.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

JANUARY 17, 2020

Servers/Hardware. Guiliano Bertello introduces PowerVCF , a PowerCLI module aimed at interacting with the SDDC Manager and VMware Cloud Foundation (VCF) stack. (If Now I really want to see hardware security key support in the desktop and mobile apps! Operating Systems/Applications. Time to get patching, folks!

Load Balancer 60

Load Balancer Vmware Windows Cloud 60

Scott Lowe

DECEMBER 29, 2016

Servers/Hardware. Operating Systems/Applications. could make RDP connections to modern Windows systems. could make RDP connections to modern Windows systems. Michael Preston shares his thoughts on containers in a post titled “A VMware guy’s perspective on containers.” Nothing this time around!

Vmware 60

Vmware Linux Open Source Data Center 60

Scott Lowe

APRIL 27, 2018

VMware has released a PowerCLI preview/fling for NSX-T; Kyle Ruddy has a write-up here. Cilium, the open source project working to bring eBPF-powered networking and security to Kubernetes environments, has hit the 1.0 Servers/Hardware. VMware has launched a SIG for Kubernetes on VMware. Networking.

Vmware 60

Vmware Storage Open Source Security 60

Scott Lowe

OCTOBER 14, 2017

Romain Decker has an “under the hood” look at the VMware NSX load balancer. Servers/Hardware. I’ll keep an eye open for links to include next time around. Operating Systems/Applications. The popular open source container registry project, Harbor , has released a new version (version 1.2).

Load Balancer 60

Load Balancer Vmware Hardware Open Source 60

Scott Lowe

FEBRUARY 24, 2018

VMware recently released a reference design guide for NSX-T; see here for more details. Servers/Hardware. Dimitri de Swart has a write-up on LAMP stacks made easy with VMware and Puppet. Operating Systems/Applications. Jesse Hu has shared a Helm chart for deploying VMware’s open source Harbor registry.

Vmware 60

Vmware Load Balancer Network Open Source 60

Scott Lowe

JANUARY 28, 2016

And while we are on the topic of Linux and open source in the networking industry…read this entertaining and informative article on the importance of (truly) open source libraries in networking. Servers/Hardware. The project itself is open source and hosted on GitHub. Operating Systems/Applications.

Vmware 60

Vmware Open Source Linux Devops 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

JULY 5, 2019

Servers/Hardware. Although I’ve by and large moved away from Apple hardware (I still have a MacBook Pro running macOS that sees very little use, and a Mac Pro running Fedora), I did see this article regarding a new keyboard for the MacBook Air and MacBook Pro. Operating Systems/Applications. Virtualization.

Storage 60

Storage Hardware Open Source Vmware 60

Scott Lowe

DECEMBER 8, 2016

This is an interesting project to watch, I think—it’s porting OVN (Open Virtual Network) from a “traditional” OvS back-end to an IOVisor-based back-end (IOVisor implements the data plane in eBPF). Servers/Hardware. I noted that a Vagrant provider for vRealize Automation was recently released as an open source project.

Vmware 60

Vmware Storage Intel Virtualization 60

Scott Lowe

APRIL 19, 2019

Servers/Hardware. Tim Hinrichs discusses securing the Kubernetes API with Open Policy Agent. This article discusses four open source secrets management tools. Many organizations prefer to use two-factor authentication (2FA) to help protect their systems. ” Operating Systems/Applications.

Open Source 60

Open Source Tools Policies Cloud 60

Scott Lowe

MARCH 23, 2017

Servers/Hardware. As opposed to just encrypting data at the transport level (although Acra does that between components of its architecture) or just encrypting data at the storage level (using an encrypted file system or similar), Acra targets encrypting data at the table/row/column level within a database. Check back next time!

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

NOVEMBER 7, 2014

Servers/Hardware. While all the attention is “up the stack,” there are still some occasions when you need to worry about the details in the hardware. Nice use of VMware Fusion in part 2, by the way.). VMware, Vagrant, and Docker together is the subject of this blog post by Fabio Rapposelli.

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

DECEMBER 6, 2019

The one caveat to his approach that may be worth mentioning is that some policies (a PodSecurityPolicy or the use of Open Policy Agent) may prevent the user from launching a Pod connected to the host’s network namespace. Servers/Hardware. Operating Systems/Applications. Nothing this time; sorry! Virtualization.

Vmware 60

Vmware Network Linux Hardware 60

Scott Lowe

MAY 4, 2017

Mircea’s right—bugs will happen in all software (VMware NSX has had its share, for example), but the key is in how it’s handled. Doug Youd of Cumulus has an excellent 3-part series on the use of LACP in VMware vSphere environments. Servers/Hardware. Operating Systems/Applications. Nothing this time around.

Vmware 60

Vmware Storage Network Examples 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. Nick Korte shares some “lessons learned” as his team explored VMware vSAN as a storage solution. Nothing this time around (sorry!). Virtualization.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

MAY 25, 2017

Servers/Hardware. John Welsh has a post on why someone might use VMware NSX. Operating Systems/Applications. I was recently reviewing some articles on Git, the popular distributed version control system, and came across a few related posts. Fun read if you’re into custom builds. Virtualization.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

MAY 25, 2017

Servers/Hardware. John Welsh has a post on why someone might use VMware NSX. Operating Systems/Applications. I was recently reviewing some articles on Git, the popular distributed version control system, and came across a few related posts. Fun read if you’re into custom builds. Virtualization.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

NOVEMBER 9, 2018

Servers/Hardware. Serve The Home takes a critical look at the Bloomberg Supermicro stories, debunking or at least calling into question many details of the alleged hardware hack as reported by Bloomberg. Non-code contributions are, in my opinion, an important but oft-overlooked aspect of open source communities.

Load Balancer 60

Load Balancer Operating Systems Intel Hardware 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.

Devops 60

Devops Vmware Storage Open Source 60

Scott Lowe

FEBRUARY 11, 2016

see below in the “Operating Systems/Applications” section), Metaswitch has announced a Container Networking Interface (CNI) plugin for Project Calico. Servers/Hardware. Colin Lynch gives a “first look” at the Cisco UCS Generation 3 hardware , which may be of interest if you’re a UCS customer or looking at purchasing UCS.

Vmware 60

Vmware Network Operating Systems Virtualization 60

Galido

MARCH 19, 2019

These areas of IT include general IT and technology, security, IT feeds, cloud computing, data center, mobile, social media, tips and tricks, virtualization, and operating system and software blogs. Operating System & Software Blogs. TechWorld – Operating Systems. CIO Dashboard. Zero Day from ZDNet.

Resources 113

Resources Mobile Data Center Security 113

Scott Lowe

SEPTEMBER 23, 2015

Not sure if this link belongs in Networking or in Virtualization, but we’ll stick it here since it talks about VMware NSX. Here’s a three-part series on running VMware NSX on vSphere on AWS via Ravello Systems ( part 1 , part 2 , and part 3 ). No problem, Ravello Systems has a blog (and a blueprint) to help you set all this up.

Vmware 60

Vmware Cloud Windows Linux 60

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. Networking.

Vmware 60

Vmware Linux Architecture Hardware 60

Scott Lowe

MAY 9, 2014

Rob Sherwood, CTO of Big Switch, recently published a reasonably in-depth look at “modern OpenFlow” implementations and how they can leverage multiple tables in hardware. Connecting Docker containers to Open vSwitch is one thing, but what about using Docker containers to run Open vSwitch in userspace?

Vmware 60

Vmware Storage HP Virtualization 60

Scott Lowe

AUGUST 8, 2014

Another series on VMware NSX has popped up, this time from Jon Langemak. Only two posts so far (but very thorough posts), one on setting up VMware NSX and another on logical networking with VMware NSX. Servers/Hardware. Nothing this time around, but I’ll keep my eyes open for more content to include next time.

Vmware 60

Vmware Linux Virtualization Network 60

Scott Lowe

AUGUST 16, 2017

Servers/Hardware. John Welsh has a post on why someone might use VMware NSX. Operating Systems/Applications. I was recently reviewing some articles on Git, the popular distributed version control system, and came across a few related posts. I must confess I was, at first, a bit confused about the Moby project.

Open Source 60

Open Source Network Linux Engineering 60

Scott Lowe

JULY 14, 2015

Michael Armstrong, an SE for VMware in the UK, has a write-up on how to configure DHCP Relay in NSX 6.1. Servers/Hardware. Although slanted toward Network Functions Virtualization (NFV), this is a good article about why open source—and OpenStack, in particular—isn’t necessarily “free.”. Operating Systems/Applications.

Vmware 60

Vmware Devops Virtualization Network 60