Scott Lowe

AUGUST 6, 2021

Servers/Hardware. I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. I really enjoy these AWS open source news and updates posts. It’s a good starting point for thinking about operating your own active-active architecture.

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

MAY 27, 2022

Isovalent—the company behind the Cilium project—has been talking a lot about how the use of eBPF will transform things, including the architecture of a service mesh. Servers/Hardware. marks the first release of the open source container orchestration platform that is signed using Sigstore (more details here ).

Virtualization 79

Virtualization Storage Programming Network 79

Scott Lowe

NOVEMBER 7, 2017

This involves more extensive use of virtual network functions (VNFs) and software-defined infrastructure based on open software and open hardware. exclusively leverages open source software. ONOS is led by the ONF and is a “carrier-grade” network operating system; the first version was released in 2015.

Network 60

Network Virtualization Architecture Hardware 60

Scott Lowe

MAY 3, 2019

Via the Kubernetes blog , Box announced it has open sourced a project called kube-iptables-tailer , which turns packet drops from iptables into Kubernetes events that can be logged for easier troubleshooting. Servers/Hardware. Operating Systems/Applications. Who says you can’t please everyone all the time?

Vmware 60

Vmware Open Source Intel Applications 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

APRIL 24, 2020

I don’t have any links for servers/hardware or security in today’s Short Take, but hopefully there’s enough linked content in the other sections that you’ll still find something useful. Servers/Hardware. I recently stumbled across this regular list of AWS open source news and updates by Ricardo Sueiras.

Storage 60

Storage Tools Architecture 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. Operating Systems/Applications.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

MARCH 2, 2020

Servers/Hardware. This article is about hardware, just not the hardware I’d typically talk about in this section—instead, it’s about Philips Hue light bulbs. Operating Systems/Applications. For readers who may be new to networking, Daniel Wray has a write-up on network cabling. That’s cool.

Linux 60

Linux Windows Hardware Network 60

Scott Lowe

MARCH 17, 2016

Matt Oswalt recently unveiled (and open sourced) a framework called ToDD, which stands for “Testing on Demand: Distributed”. Servers/Hardware. Operating Systems/Applications. And, in the case of Docker, whether you’re talking about the open source Docker project or the company Docker, Inc.

Vmware 60

Vmware Linux Network Open Source 60

Linux Academy

APRIL 30, 2019

LPI Linux Essentials — This course teaches the basic concepts of processes, programs, and the components of the Linux operating system. This course covers the basics of Prometheus, which includes its architecture and components, such as exporters, client libraries, and alerting. Courses Free in May. Then this course is for you.

Linux 113

Linux Course Big Data Devops 113

Scott Lowe

OCTOBER 14, 2017

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). Romain Decker has an “under the hood” look at the VMware NSX load balancer.

Load Balancer 60

Load Balancer Vmware Hardware 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 Linux Open Source Devops 60

Scott Lowe

DECEMBER 6, 2013

A fan of network virtualization might also say that decomposing today’s complex physical networks into multiple simple logical networks on top of a simpler physical transport network—similar to Mike’s suggestion of converging on a smaller set of reference architectures—might also help. (Of Here’s a good source.

Vmware 60

Vmware Storage Linux Network 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

MARCH 2, 2017

Skydive is (in the project’s own words) an “open source real-time network topology and protocols analyzer.” Servers/Hardware. Operating Systems/Applications. Here’s a list of some open source Docker-related tools that developers may find useful. What’s that? You haven’t heard of PowerNSX before?

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

DECEMBER 17, 2015

If you’d like to play around with Cumulus Linux but don’t have a compatible hardware switch, Cumulus VX is the answer. Servers/Hardware. ACS offers multiple “endpoints,” each of which enables you to use a particular open source container/orchestration tool. Operating Systems/Applications.

Vmware 60

Vmware Linux Architecture Hardware 60

Galido

MAY 1, 2019

These areas of tech 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 107

Resources Mobile Data Center Security 107

ForAllSecure

DECEMBER 17, 2021

As I produce this episode, there's a dangerous new vulnerability known informally as Log4Shell, it’s a flaw in an open source Java logging library developed by the Apache Foundation and, in the hands of a malicious actor, could allow for remote code injection. Vamosi: The idea behind Open Source is great.

Open Source 52

Open Source Software Software Applications 52

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

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

FEBRUARY 9, 2018

Amit Aneja has a two-part series (so far) explaining the routing architecture in NSX-T (which brings multi-hypervisor and multi-cloud support to the NSX platform). Servers/Hardware. Operating Systems/Applications. (Who knows, maybe I’ll throw a rant or two in there.) Networking. Nothing this time around (sorry!).

Vmware 60

Vmware Linux Network Storage 60

Linux Academy

APRIL 29, 2019

LPI Linux Essentials — This course teaches the basic concepts of processes, programs, and the components of the Linux operating system. This course covers the basics of Prometheus, which includes its architecture and components, such as exporters, client libraries, and alerting. Courses Free in May. Then this course is for you.

Linux 60

Linux Course Big Data Devops 60

Galido

SEPTEMBER 25, 2019

These areas of tech 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.

Mobile 77

Mobile Data Center Security Virtualization 77

Scott Lowe

OCTOBER 5, 2012

Servers/Hardware. This is an awesome overview of the OpenStack Folsom architecture , courtesy of Ken Pepple. Operating Systems/Applications. Reading these early OpenFlow meeting notes (via Brent Salisbury, aka @networkstatic on Twitter) was very fascinating. Cloud Computing/Cloud Management.

Storage 92

Storage Vmware Linux Virtualization 92

ForAllSecure

APRIL 22, 2021

When I started writing my first book when gadgets betray us, IoT was still known as hardware hacking, or embedded security. That's because early IoT systems consisted mostly of dumb sensors on embedded systems out in the field. Vamosi: Before we get too far we really should take a step back and define IoT.

Internet 52

Internet Research Security Tools 52

ForAllSecure

APRIL 22, 2021

When I started writing my first book when gadgets betray us, IoT was still known as hardware hacking, or embedded security. That's because early IoT systems consisted mostly of dumb sensors on embedded systems out in the field. Vamosi: Before we get too far we really should take a step back and define IoT.

Internet 52

Internet Research Security Tools 52

CIO Business Intelligence

OCTOBER 27, 2023

The courses are designed to be completed in succession, starting with the Apple Device Support course, which focuses on the skills and expertise you’ll need as a help desk professional, technical coordinator, or service provider for an organization that relies on Apple hardware and software. Exam fee : Prices range from $75 to $125 per exam.

SCRUM 133

SCRUM Project Management Course Network 133

Dataconomy

MARCH 13, 2023

Infrastructure includes hardware, such as CPUs and GPUs, and software, such as operating systems and frameworks. Expertise: Building AI systems requires technical expertise in fields such as machine learning, natural language processing, and computer vision.

Artificial Intelligence 39

Artificial Intelligence Training System Data 39

Scott Lowe

APRIL 3, 2016

Cumulus Networks has added another hardware partner to its list of supported hardware partners; this time it’s Mellanox, as outlined in this SDx Central article. Servers/Hardware. Photon Controller is open source and available from GitHub , so feel free to give it a spin. Operating Systems/Applications.

Vmware 60

Vmware Network Linux Hardware 60

Phil Windley

DECEMBER 28, 2020

Figure 2: Binding of controller, authentication factors, and identifiers in identity systems. In The Architecture of Identity Systems , I discuss the strength of these critical bindings in various identity system architectures. Multiple vendors, and even open-source tools can easily use DIDComm.

Internet 135

Internet Network Architecture Security 135

Phil Windley

SEPTEMBER 21, 2017

Vitalik gives a great breakdown of different types of decentralization, listing architectural decentralization, political decentralization, and logical decentralization. Of these, logically decentralized systems are the most rare. An architecture built from many parts is less likely to fail if one of them fails.

Architecture 70

Architecture System Network Open Source 70

Scott Lowe

DECEMBER 10, 2015

Servers/Hardware. It’s a way to run Kubernetes (the container orchestration system) on top of Mesos (the cluster resource scheduler) as a native Mesos framework. Operating Systems/Applications. If you’re looking for a cost-effective home lab setup, you might check out this article on a $500 vCloud Suite lab.

Windows 60

Windows Firewall Linux Architecture 60

Scott Lowe

SEPTEMBER 13, 2013

Rack Scale Architecture for Cloud: [link]. The Future of Software-Defined Networking with the Intel Open Network Platform Switch Reference Design: [link]. Enabling Network Function Virtualization and Software Defined Networking with the Intel Open Network Platform Server Reference Architecture Design: [link].

Intel 60

Intel Network Architecture Virtualization 60

Scott Lowe

APRIL 21, 2016

In any case, I can see some very useful cases for subnet pools, particularly in conjunction with tenant networks that use “routable” IPs and don’t use source NAT on the logical router(s). Servers/Hardware. Operating Systems/Applications. Nothing this time around. Maybe next time! of vSphere Integrated Containers (VIC).

Vmware 60

Vmware Linux Hardware Network 60

Scott Lowe

DECEMBER 6, 2012

First up is Brent Salisbury’s how to build an SDN lab without needing OpenFlow hardware. His earlier post on getting started with OpenFlow and Open vSwitch tutorial lab is also quite good. Not unsurprisingly, one of the key advantages of STT that’s highlighted is its improved performance due to TSO support in NIC hardware.

Vmware 109

Vmware Virtualization Storage Hardware 109

Scott Lowe

SEPTEMBER 9, 2014

Skaugen reinforces that Intel is committed to all operating systems, all form factors, and all use cases. Next Skaugen announces Skylake, the code name for the next-generation processor architecture that is anticipated for arrival in the second half of next year. IDF 2013: Rack Scale Architecture for Cloud.

Intel 60

Intel Dell Data Center Fashion 60

Scott Lowe

JUNE 11, 2014

Servers/Hardware. I agree that Cisco had some innovative ideas in UCS—integrated management and server profiles come to mind—but my biggest beef with UCS right now is that it is still primarily a north/south (server-to-client) architecture in a world where east/west (server-to-server) traffic is becoming increasingly critical.

Vmware 60

Vmware Storage Network Virtualization 60