Scott Lowe

APRIL 19, 2019

Networking. Part 2 of Stark and Wayne’s container-to-container networking for Cloud Foundry and Kubernetes dig deep into CNI workings. Milind Gunjan shares some tips for troubleshooting Linux bridged networking on a KVM host. This article discusses four open source secrets management tools. configurations.

Open Source 60

Open Source Tools Policies Cloud 60

Scott Lowe

MARCH 2, 2020

Networking. Said van de Klundert has a post on screen scraping basics for network engineers. For network engineers just getting started with network automation, I suspect that the information shared here may prove quite useful. For readers who may be new to networking, Daniel Wray has a write-up on network cabling.

Linux 60

Linux Windows Hardware Network 60

Cloud Musings

MARCH 9, 2018

According to the former Equifax CEO’s testimony to Congress , one of the primary causes of this now infamous data breach was the company’s failure to patch a critical vulnerability in the open source Apache Struts Web application framework. Equifax also waited a week to scan its network for apps that remained vulnerable. [1]

Operating Systems 79

Operating Systems Enterprise Enterprise Virtualization 79

ForAllSecure

APRIL 19, 2023

It’s time to evolve beyond the UNIX operating system. So while I was editing this podcast on self-healing operating systems, I was reminded of an article that I never finished for Fobes.com. It’s a radical rethinking of how we even view our current choices of UNIX-derived operating systems.

Operating Systems 40

Operating Systems System Open Source Applications 40

Scott Lowe

OCTOBER 17, 2017

It’s a toolkit, part of the Moby Project, that is used for building secure, portable, and lean operating systems for containers. It uses the moby tooling to build system images. LinuxKit was first announced and open sourced in April 2017 at DockerCon in Austin. So what is LinuxKit?

Linux 60

Linux Architecture Open Source Vmware 60

Scott Lowe

MAY 25, 2017

Networking. I enjoyed Dave McCrory’s series on the future of the network (see part 1 , part 2 , part 3 , and part 4 —part 5 hadn’t gone live yet when I published this). Michael Kashin has a handy little tool that functions like ssh-copy-id on servers, but for network devices (leveraging Netmiko). Operating Systems/Applications.

Linux 60

Linux Open Source Network Vmware 60

Scott Lowe

MAY 25, 2017

Networking. I enjoyed Dave McCrory’s series on the future of the network (see part 1 , part 2 , part 3 , and part 4 —part 5 hadn’t gone live yet when I published this). Michael Kashin has a handy little tool that functions like ssh-copy-id on servers, but for network devices (leveraging Netmiko). Operating Systems/Applications.

Linux 60

Linux Open Source Network Vmware 60

Kitaboo

MAY 19, 2020

The Open Source Foundation aims to develop technology for expediting the adoption of ePUB3 and the Open Web Platform by the Digital Publishing Industry. It strives to deliver leading-edge functionality that is fully specified, free, open, and interoperable. It is designed for publishers to create and deliver eBooks.

Architecture 78

Architecture eBook Open Source Applications 78

Scott Lowe

DECEMBER 29, 2016

Networking. Ajay Chenampara has some observations about running Ansible at scale against network devices. 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. Operating Systems/Applications.

Vmware 60

Vmware Linux Open Source Data Center 60

Scott Lowe

APRIL 15, 2022

Networking. Want to understand kube-proxy , a key part of Kubernetes networking, a bit better? Although Linux is often considered to be superior to Windows and macOS with regard to security, it is not without its own security flaws. Operating Systems/Applications. Start here. This is such an invaluable resource.

Linux 74

Linux Load Balancer IPv6 Licensing 74

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. Open source has become so critical to so many aspects of our computing infrastructure. Operating Systems/Applications.

Linux 60

Linux Vmware Open Source Examples 60

Scott Lowe

JANUARY 28, 2016

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. See this SDx Central article or this Network World article for more details.). The project itself is open source and hosted on GitHub.

Vmware 60

Vmware Linux Open Source Devops 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. Network Computing. Operating System & Software Blogs. TechWorld – Operating Systems. CIO Dashboard.

Resources 113

Resources Mobile Data Center Security 113

Scott Lowe

AUGUST 16, 2017

Networking. I enjoyed Dave McCrory’s series on the future of the network (see part 1 , part 2 , part 3 , and part 4 —part 5 hadn’t gone live yet when I published this). Michael Kashin has a handy little tool that functions like ssh-copy-id on servers, but for network devices (leveraging Netmiko).

Open Source 60

Open Source Network Linux Engineering 60

Scott Lowe

MARCH 23, 2017

Networking. Biruk Mekonnen has an introductory article on using Netmiko for network automation. Gabriele Gerbino has a nice write-up about Cisco’s efforts with APIs ; his article includes a brief description of YANG data models and a comparison of working with network devices via SSH or via API. Operating Systems/Applications.

Open Source 60

Open Source Storage Vmware Network 60

Scott Lowe

JANUARY 19, 2018

Networking. Matt Klein breaks down service mesh components , using terms networking professionals know well, like “data plane” and “control plane.” ” Those familiar with networking concepts will identify well with the ideas in this article, I think. Operating Systems/Applications.

Vmware 60

Vmware Open Source Linux Cloud 60

Scott Lowe

JANUARY 28, 2016

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. See this SDx Central article or this Network World article for more details.). The project itself is open source and hosted on GitHub.

Vmware 60

Vmware Open Source Linux Devops 60

Scott Lowe

FEBRUARY 9, 2018

Networking. Matt Oswalt tackles the idea of “intent-driven” or “intent-based” networking—all the rage right now—and outlines how something like this must interact with domains outside of networking in order to be effective. Operating Systems/Applications. Servers/Hardware.

Vmware 60

Vmware Linux Network Storage 60

Scott Lowe

JANUARY 17, 2020

Networking. dll , a core Windows cryptographic component) that was rumored to be fixed the next day (January 14) on the first “Patch Tuesday” of 2020. Operating Systems/Applications. As of January 14, Windows 7 is now End of Life (EOL), as pointed out here by Sergiu Gatlan. This is kind of cool.

Load Balancer 60

Load Balancer Vmware Windows Cloud 60

Network World

MAY 17, 2024

IBM’s newly open-sourced Granite models? Other companies have also released open source gen AI, including Databricks and Snowflake, as well as Meta and Microsoft – even X and Apple are in the game. It’s almost as though Red Hat is building a new operating system with RHEL AI, but for AI. “It

Enterprise 156

Enterprise Enterprise Open Source IBM 156

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. Network Computing. Operating System & Software Blogs. TechWorld – Operating Systems. CloudTweaks.

Resources 107

Resources Mobile Data Center Security 107

Scott Lowe

APRIL 24, 2020

Networking. This isn’t necessarily networking-related, but it does pertain to a very well-known content creator who specializes in networking. Andreas Wittig takes a look at some advanced AWS networking pitfalls to avoid. Operating Systems/Applications. ‘Nuff said. Career/Soft Skills.

Storage 60

Storage Tools Architecture Network 60

Galido

MARCH 22, 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. Network Computing. Operating System & Software Blogs. TechWorld – Operating Systems. CloudTweaks.

Resources 107

Resources Mobile Data Center Security 107

Linux Academy

APRIL 30, 2019

That viruses and malware are Windows problems is a misnomer that is often propagated through the Linux community and it’s an easy one to believe until you start noticing strange behavior on your system. Linux Operating System Fundamentals – Have you heard of Linux, but don’t really know anything about it?

Linux 113

Linux Course Big Data Devops 113

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. Network Computing. Operating System & Software Blogs. TechWorld – Operating Systems. CIO Dashboard.

Resources 66

Resources Mobile Data Center Security 66

Scott Lowe

APRIL 27, 2018

Networking. Cilium, the open source project working to bring eBPF-powered networking and security to Kubernetes environments, has hit the 1.0 Operating Systems/Applications. I found this article on the “end of Windows” to be an interesting read. Feedback is always welcome! release.

Vmware 60

Vmware Storage Open Source Security 60

Scott Lowe

DECEMBER 8, 2016

Networking. Will Robinson talks about how to structure your Ansible playbooks in the context of using Ansible to control your network gear. 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).

Vmware 60

Vmware Storage Intel Virtualization 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. Network Computing. Operating System & Software Blogs. TechWorld – Operating Systems. CloudTweaks.

Mobile 77

Mobile Data Center Security Virtualization 77

Scott Lowe

MARCH 2, 2017

Networking. Skydive is (in the project’s own words) an “open source real-time network topology and protocols analyzer.” Operating Systems/Applications. Here’s a list of some open source Docker-related tools that developers may find useful. Welcome to Technology Short Take #79! That’s handy.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

SEPTEMBER 3, 2014

Networking. To help resolve this issue, Cumulus Networks (and possibly Metacloud, I’m not sure of their involvement yet) has release an open source project called vxfld. I’d love to hear from more networking pros (please disclose company affiliations) about their thoughts on this matter.

Linux 60

Linux Network Vmware Disaster Recovery 60

ForAllSecure

DECEMBER 2, 2021

Vamosi: So you’re CISO at a major corporation and all of sudden there’s been a ransomware attack in your network, and it’s spreading throughout your infrastructure. You’ll want someone with years of pen testing experience, some one who knows the operating system like no other.

Examples 52

Examples Operating Systems Course System 52

Scott Lowe

SEPTEMBER 23, 2015

Networking. 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 ). Operating Systems/Applications. Servers/Hardware.

Vmware 60

Vmware Cloud Windows Linux 60

Scott Lowe

AUGUST 8, 2014

Welcome to Technology Short Take #43, another episode in my irregularly-published series of articles, links, and thoughts from around the web, focusing on data center technologies like networking, virtualization, storage, and cloud computing. Networking. Jason Edelman recently took a look at Docker networking. Servers/Hardware.

Vmware 60

Vmware Linux Virtualization Network 60

Linux Academy

APRIL 29, 2019

That viruses and malware are Windows problems is a misnomer that is often propagated through the Linux community and it’s an easy one to believe until you start noticing strange behavior on your system. Linux Operating System Fundamentals – Have you heard of Linux, but don’t really know anything about it?

Linux 60

Linux Course Big Data Devops 60

Scott Lowe

OCTOBER 23, 2013

Networking. with the Floodlight open source controller. Paul Fries takes on defining SDN , breaking it down into two “flavors”: host dominant and network dominant. Paul Fries takes on defining SDN , breaking it down into two “flavors”: host dominant and network dominant.

Vmware 60

Vmware Network Virtualization Storage 60

Scott Lowe

NOVEMBER 7, 2014

Networking. This post by Matt Oswalt—the first in a series, apparently—provides a great introduction to 5 development tools for network engineers. Matt also recently posted part 4 (of 5) in his series on SDN protocols; this post covers OpFlex and declarative networking. Operating Systems/Applications.

Vmware 65

Vmware Linux Storage Virtualization 65

Scott Lowe

APRIL 8, 2013

Networking. —but I wonder how much cooperation Big Switch will get from the major networking vendors with regards to OpenFlow interoperability now that Big Switch is competing even more directly with them via Switch Light. Just getting started in the networking field? Operating Systems/Applications.

Storage 108

Storage Vmware WAN Virtualization 108