Galido

MARCH 19, 2019

Information Technology Blog - - Best IT Blogs – Must Read Information Technology Resources 2019 - Information Technology Blog. Thus it is essential to always stay on top of news and information, whether it be by newsletter, following rss feeds and blogs, tutorials or going back to school.

Resources 66

Resources Mobile Data Center Security 66

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

OCTOBER 8, 2021

There’s some networking stuff, a few security links, and even a hardware-related article. Networking. Russ White shares Russ' rules for network design. Servers/Hardware. Nice to see that work on getting Linux up and running and fully functional on Apple’s proprietary M1 chips is progressing well.

IPv6 97

IPv6 Storage Hardware Vmware 97

Linux Academy

APRIL 18, 2019

Last week we had quite a few announcements, including the launches of Automating AWS with Lambda, Python, and Boto3 and AWS Advanced Networking Specialty. As we promised, this week is all about Linux. Choose Linux — The Xfce Surprise + Entroware Ares Review : Jason leaves the warm embrace of GNOME and tries Xfce for 24 hours.

Linux 60

Linux Course Systems Administration Network 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

AUGUST 12, 2022

DNS, BGP, hardware-based security, Kubernetes, Linux—they’re all in here. Networking. Servers/Hardware. Also on the Sysdig blog, Miguel Hernández recaps his KubeCon EU 2022 talk on how attackers used an exposed Prometheus server to exploit Kubernetes clusters. This is pretty neat.

Linux 90

Linux Storage Virtualization Hardware 90

Scott Lowe

APRIL 15, 2022

My personal and professional life has kept me busy over the last couple of months, so things have been quiet here on the blog. Networking. Want to understand kube-proxy , a key part of Kubernetes networking, a bit better? Servers/Hardware. Cabling is hardware, right? Start here. Cloud Computing/Cloud Management.

Linux 74

Linux Load Balancer IPv6 Licensing 74

Scott Lowe

OCTOBER 8, 2021

There’s some networking stuff, a few security links, and even a hardware-related article. Networking. Russ White shares Russ' rules for network design. Servers/Hardware. Nice to see that work on getting Linux up and running and fully functional on Apple’s proprietary M1 chips is progressing well.

IPv6 60

IPv6 Storage Hardware Vmware 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. Virtualization.

Vmware 60

Vmware Hardware Load Balancer Apple 60

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

APRIL 6, 2017

Networking. Matt Oswalt has a great post on the need for networking professionals to learn basic scripting skills—something he (rightfully) distinguishes from programming as a full-time occupation. 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

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 does that mean, exactly?

Vmware 74

Vmware Network Hardware Cloud 74

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

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. Welcome to Technology Short Take #105!

Hardware 60

Hardware Open Source Vmware Linux 60

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. release of netsim-tools in this blog post. Servers/Hardware. should keep blogging. Enjoy the content!

Linux 74

Linux Storage Programming Applications 74

Linux Academy

JUNE 10, 2019

Remember: Wireless signals are not contained to copper or fiber like a wired network — these signals leave your office and your building and travel a good distance. As a pentester, I enjoyed working to crack wireless networks to gain access to the wired network. .

Wireless 60

Wireless Security Authentication Network 60

Linux Academy

MARCH 7, 2019

In this blog series, I’ll cover some of these key points: What are the business benefits of moving to the AWS platform? This allows companies to avoid large upfront hardware investments, and only pay for what they use, similar to a utility. Make sure your staff are properly prepared with hands-on training from Linux Academy.

Cloud 60

Cloud Web Services Linux Hardware 60

Scott Lowe

JANUARY 21, 2022

Networking. Servers/Hardware. I was very glad to see this blog post about the financial future of the GnuPG project. Via the Kubernetes blog, Rory McCune of Aqua Security provides some guidelines for securing admission controllers. Dennis Felsing shares some thoughts on switching to macOS after 15 years on Linux.

Load Balancer 90

Load Balancer Linux Intel Cloud 90

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.). Servers/Hardware. This blog post has more details.

Vmware 60

Vmware Linux Open Source Devops 60

Scott Lowe

FEBRUARY 16, 2017

Networking. 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. Nothing this time around, sorry! Check this out.

Vmware 60

Vmware Linux Storage Load Balancer 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’m admittedly a Cumulus Networks fan.) Servers/Hardware.

Linux 60

Linux Vmware Storage Network 60

Scott Lowe

MARCH 17, 2016

Networking. At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Here’s another topic that came up at the recent DevOps Networking Forum: Spotify’s SDN Internet Router (SIR). Here’s some information on Nuage Networks’ experimental Docker Network plugin.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

JUNE 2, 2016

Networking. More information on the script is in his blog post. Russ White tackles the issue of networking engineers needing to learn to code. Jason Messer has an article describing how networking works with Windows containers. Servers/Hardware. Drew Conry-Murray shines a light on Intel’s network ambitions.

Vmware 60

Vmware Virtualization Linux Windows 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. Security. Cloud Computing/Cloud Management.

Vmware 60

Vmware Network Linux Hardware 60

Scott Lowe

SEPTEMBER 11, 2012

Next, he discusses the evolution of network devices so far. Devices first started as tightly-coupled hardware and software solutions. In recent years, we’ve seen more devices running off-the-shelf software (like Linux). The future, Verplanke believes, is fully virtualized network devices.

Virtualization 113

Virtualization Intel Cloud Data 113

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. Servers/Hardware. Nothing this time around (sorry!).

Vmware 60

Vmware Linux Network 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. Servers/Hardware. Interesting thought.

Vmware 69

Vmware Linux Storage Virtualization 69

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. Numan Siddique describes the native DHCP support available in OVN (Open Virtual Network). Servers/Hardware.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

JULY 17, 2020

Networking. Chip Zoller takes a look at Antrea , a new Kubernetes CNI (Container Networking Interface) plugin that leverages Open vSwitch (OVS). Ivan Pepelnjak has a fantastic article on adapting network design to acommodate automation. Servers/Hardware. Bruno Hildenbrand shares 20 tips for managing Linux VMs on Azure.

Linux 60

Linux Apple Operating Systems Policies 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). Servers/Hardware.

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). Servers/Hardware.

Linux 60

Linux Open Source Network Vmware 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. First up, there’s a great article on using IPVLAN with Docker and Cumulus Linux (with a tie back to sFlow, naturally!). Servers/Hardware. See this article by Dale Coghlan.

Vmware 60

Vmware Linux Storage Hardware 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. Servers/Hardware.

Linux 60

Linux Network Vmware Disaster Recovery 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.). Servers/Hardware. This blog post has more details.

Vmware 60

Vmware Open Source Linux Devops 60

Scott Lowe

JUNE 29, 2016

Networking. First, we have this post on HiCube, which covers MACVLAN vs. Next, we have a pair of articles by Sreenivas Makam; the first covers MACVLAN and IPVLAN basics , while the second tackles the Docker MACVLAN and IPVLAN network plugins. Servers/Hardware. I think this will be something worth watching. (As

Linux 60

Linux Network Hardware Vmware 60

Scott Lowe

FEBRUARY 28, 2022

Networking. Koyeb describes , at a high level, the global networking stack for their serverless platform. Servers/Hardware. William Lam takes a look at some potentially interesting homelab hardware. Rory McCune writes about a CVE in the Linux kernel that could allow for container escape in Kubernetes. Seriously.).

Storage 79

Storage Hardware Policies Open Source 79

Scott Lowe

JANUARY 14, 2016

Networking. 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). Using Python and Netmiko for network automation is the topic of this post by Colin McAlister.

Vmware 60

Vmware Devops Storage Linux 60