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. Operating Systems/Applications. I’m not sure if this falls into storage or virtualization, but we’ll place it here in the Storage section.

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

JUNE 18, 2017

Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful. Operating Systems/Applications. Cloud Computing/Cloud Management. RegEx tester. Enough said.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful. Operating Systems/Applications. Cloud Computing/Cloud Management. RegEx tester. Enough said.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

APRIL 8, 2013

Greg Ferro examines a potential SDN use case (an OpenFlow use case) in the form of enterprise firewall migrations. Servers/Hardware. Operating Systems/Applications. Dmitry Ukov of Mirantis has a write-up on Swift and Ceph as object storage in OpenStack environments. Just getting started in the networking field?

Storage 111

Storage Vmware WAN Virtualization 111

Scott Lowe

APRIL 24, 2015

This is kind of cool, and (in my humble opinion) a sign of changing times: Juniper has Vagrant boxes as well as a Vagrant plugin for working with vSRX (virtual firewall) VMs (via this article from Matt Oswalt). Servers/Hardware. Here are some general guidelines for configuring syslog forwarding on a Cisco ASA firewall.

Vmware 60

Vmware Storage Firewall Network 60

Dataconomy

SEPTEMBER 12, 2023

With server virtualization, you can easily create, move, and delete virtual servers as needed, without the need for expensive hardware upgrades or complex reconfigurations. One of the key benefits of server virtualization is that it allows for more efficient use of hardware resources.

Virtualization 78

Virtualization Storage Hardware Disaster Recovery 78

Scott Lowe

AUGUST 16, 2017

Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful. Operating Systems/Applications. Cloud Computing/Cloud Management. RegEx tester. Enough said.

Windows 60

Windows Virtualization Devops Vmware 60

Scott Lowe

MAY 12, 2016

Servers/Hardware. In the event you’re interested in an idea of how much latency the use of in-kernel hypervisor firewalling (such as that offered by VMware NSX) adds, have a look at this article by Sean Howard. Operating Systems/Applications. It’s a good post, well worth reading (in my opinion). Nothing this time around.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

MARCH 2, 2017

Tony Sangha took PowerNSX (a set of PowerShell cmdlets for interacting with NSX) and created a tool to help document the NSX Distributed Firewall configuration. Servers/Hardware. Operating Systems/Applications. Alan Renouf shows you how to retrieve NVMe storage device details using PowerCLI. What’s that?

Linux 60

Linux Devops Open Source Virtualization 60

Dataconomy

MARCH 28, 2023

The ecosystem consists of various components, including devices, communication networks, data storage, and analytics tools, that work together to create an intelligent system that enables automation, monitoring, and control of various processes. Component Description Sensors IoT sensors collect data from the physical environment.

Data 28

Data Storage Security Network 28

Dataconomy

MARCH 28, 2023

The ecosystem consists of various components, including devices, communication networks, data storage, and analytics tools, that work together to create an intelligent system that enables automation, monitoring, and control of various processes. Component Description Sensors IoT sensors collect data from the physical environment.

Data 28

Data Storage Security Network 28

Scott Lowe

JUNE 29, 2016

If you like geeking out over the hardware side of networking, you may find this Ars Technica article on the physical infrastructure of the global Internet to be an interesting read. (I Servers/Hardware. Operating Systems/Applications. Patrick Ogenstad outlines what’s involved with managing Cisco IOS upgrades with Ansible.

Linux 60

Linux Network Hardware Vmware 60

Scott Lowe

FEBRUARY 2, 2017

Servers/Hardware. Vivek Gite over at nixCraft explains how to use ufw (Uncomplicated Firewall) on Ubuntu to limit SSH connections. Operating Systems/Applications. The new filesystem is called LCFS, or Layer Cloning File System, and you can get more details on LCFS via its GitHub repository.

Linux 60

Linux Network Virtualization IPv6 60

Scott Lowe

MARCH 17, 2016

Servers/Hardware. Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. Operating Systems/Applications. Matt Oswalt recently unveiled (and open sourced) a framework called ToDD, which stands for “Testing on Demand: Distributed”. Read more about it here.

Vmware 60

Vmware Linux Network Open Source 60

Galido

FEBRUARY 5, 2019

How much storage for backups do they provide? Ensure that your host specializes in custom firewalls for your CMS if you are using one, and updates web server scripts and systems regularly. The basic components of a hosting plan are the servers, operating systems, and the requisite software used for running websites.

Backup 103

Backup Resources Security Virtualization 103

Scott Lowe

SEPTEMBER 3, 2013

A discussion of “statefulness” brought me again to Ivan’s post on the spectrum of firewall statefulness. Servers/Hardware. Operating Systems/Applications. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Security. Very good stuff!

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Scott Lowe

MARCH 10, 2015

Anthony Burke (disclaimer: Anthony works for VMware in the NSBU) has a post on how to use Python to automate the bulk creation of firewall rules for use with the VMware NSX distributed firewall. You may have heard about the “6-pack”, Facebook’s new open modular hardware switch introduced recently ( here’s a post on it ).

Vmware 60

Vmware Linux Hardware Software Development 60

CIO Business Intelligence

JUNE 15, 2022

Public cloud providers such as AWS, Google, and Microsoft Azure publish shared responsibility models that push security of the data, platform, applications, operating system, network and firewall configuration, and server-side encryption, to the customer. Have you set up ransomware protection? 2 – Governance & Compliance.

Cloud 130

Cloud Open Source Applications Storage 130

Scott Lowe

APRIL 2, 2021

In this post , Jakub Sitnicki digs way deep into the Linux kernel to uncover the answer to the question, “Why are there no entries in the conntrack table for SYN packets dropped by the firewall?” Servers/Hardware. Operating Systems/Applications. ” Get ready to get nerdy! I’m not sure about that.

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

SEPTEMBER 24, 2021

Ivan Pepelnjak shares some links and thoughts on configuring the NSX-T firewall with a CI/CD pipeline built on GitHub Actions and Terraform Cloud. Servers/Hardware. Operating Systems/Applications. Networking. Adam Kotwasinski walks readers through deploying Envoy and Kafka to collect broker-level metrics. Thank you, Ben!

Open Source 107

Open Source Cloud Network Storage 107

Scott Lowe

JUNE 4, 2013

This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Next, Jason dives a bit deeper on the relationship between network overlays and hardware , and shares his thoughts on where it does—and doesn’t—make sense to have hardware terminating overlay tunnels.

HP 106

HP Virtualization Hardware Network 106

Scott Lowe

MAY 3, 2013

I try to keep the information linked to data center technologies like networking, storage, virtualization, and the like, but occasionally other items slip through. Ranga Maddipudi ( @vCloudNetSec on Twitter) has put together two blog posts on vCloud Networking and Security’s App Firewall ( part 1 and part 2 ). Servers/Hardware.

Vmware 109

Vmware Storage Virtualization HP 109

Scott Lowe

SEPTEMBER 24, 2021

Ivan Pepelnjak shares some links and thoughts on configuring the NSX-T firewall with a CI/CD pipeline built on GitHub Actions and Terraform Cloud. Servers/Hardware. Operating Systems/Applications. Networking. Adam Kotwasinski walks readers through deploying Envoy and Kafka to collect broker-level metrics. Thank you, Ben!

Open Source 60

Open Source Cloud Network Storage 60

Scott Lowe

OCTOBER 23, 2020

” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Servers/Hardware. I recently stumbled across this utility to help protect your macOS-based system against persistent malware. Operating Systems/Applications. Programming.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Scott Lowe

JUNE 4, 2013

This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Next, Jason dives a bit deeper on the relationship between network overlays and hardware , and shares his thoughts on where it does—and doesn’t—make sense to have hardware terminating overlay tunnels.

HP 61

HP Virtualization Hardware Network 61

Scott Lowe

SEPTEMBER 8, 2016

Dmitri Kalintsev is back with another article in a series of articles on using hardware VXLAN tunnel endpoints (VTEPs) with VMware NSX. Servers/Hardware. The use of VMware NSX for microsegmentation is a really popular use case, and so the topic of scripting distributed firewall (DFW) rules often comes up. Networking.

Vmware 60

Vmware Linux Intel Storage 60

Scott Lowe

FEBRUARY 10, 2015

This time around, the content is a bit heavier on cloud management and applications/operating systems, but still lots of good content all the way around (I hope, anyway). Servers/Hardware. Operating Systems/Applications. Networking. Matt Oswalt recently wrapped up his 3-part “DevOps for Networking” series.

Open Source 60

Open Source Vmware Network IBM 60

Scott Lowe

DECEMBER 10, 2015

Servers/Hardware. We all know that security is more than just a host-based firewall, but a host-based firewall can be part of an overall security strategy. This article provides a good introductory overview of Linux iptables commands for configuring host-based firewall rules on your Linux systems. Virtualization.

Windows 60

Windows Firewall Linux Architecture 60

Scott Lowe

AUGUST 25, 2015

Servers/Hardware. Roie Ben Haim, who works in professional services at VMware, has a deep dive on the NSX distributed firewall (DFW). Operating Systems/Applications. The first part of this article does a great job of describing some of the key forces that are shaping the networking industry. Simple, but effective.

Vmware 60

Vmware Linux Virtualization Tools 60