Network World

JANUARY 31, 2017

Data centers have become increasingly dynamic and distributed, which is why there has been a rise in technologies such as virtual machines, containers and hyperconverged systems. One of the big advancements in data center security has been the rise of segmentation tools. To read this article in full or to leave a comment, please click here

Data Center 60

Data Center Firewall Network Vmware 60

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 ). Virtualization.

Vmware 109

Vmware Storage Virtualization HP 109

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?” This time, they’re exploiting a weakness that VMware can’t patch: people. Virtualization. Aye aye, Popeye!

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

AUGUST 27, 2013

VMware NSX, VMware VSAN, VMware Hybrid Cloud Service, and the expansion of the availability of Cloud Foundry. Carl also revisits the three “imperatives” that Pat shared yesterday: Extending virtualization to all of it. “This is the power of software”, according to Carl. Choice and visibility.

Vmware 67

Vmware Load Balancer Storage Firewall 67

Scott Lowe

AUGUST 26, 2014

Ben Fathi, CTO of VMware, takes the stage to start the keynote, and goes through a recap of yesterday’s announcements: EVO and EVO:RAIL, vCloud Air rebranding and the availability of new services, VMware Integrated OpenStack (VIO), and new product versions (vCloud Suite 5.8, betas of vSphere and VSAN).

Vmware 65

Vmware Architecture Applications Storage 65

Virtualized Greek

AUGUST 27, 2013

Kit Colbert (VMware Principal Architect) & Carl Ecshenbach (VMware COO) Joe Baguley (VMware CTO, EMEA). VMware is talking about the business of IT and how they enable their own business to deliver applications. VMware is of course pushing their virtual SAN solution (vSAN) to provision and control storage.

Vmware 58

Vmware Load Balancer Data Center Virtualization 58

Virtualized Greek

JANUARY 30, 2014

I believe people inside of the virtualization community get the advantages of SDN. At least the virtualization community gets the advantages for the virtualized infrastructure. My typical use case is an application that has virtual servers that work in conjunction with physical hosts. Network Virtualization Dell SDN'

Dell 83

Dell Load Balancer Virtualization Network 83

Scott Lowe

MAY 6, 2013

Although I used to work at EMC before I joined VMware earlier this year , I never really had deep access to what was going on with this project, so my thoughts here are strictly based on what’s been publicly disclosed. Hey, where’s the network virtualization support? Similar Posts: On Network Virtualization and SDN.

Storage 116

Storage Virtualization Vmware Network 116

Scott Lowe

OCTOBER 23, 2020

Still, there’s a decent collection of networking, cloud computing, and virtualization articles as well as a smattering of other topics for you to peruse. ” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Virtualization.

Open Source 60

Open Source Vmware Disaster Recovery Linux 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. Better patch your vCenter Server instances, as VMware released a security advisory with a long list of CVEs , including one with a severity score of 9.8/10. Virtualization.

Open Source 107

Open Source Cloud Network Storage 107

Scott Lowe

NOVEMBER 7, 2014

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. It makes me wonder when VMware will announce support for CoreOS on vCloud Air. Virtualization. of the Microsoft Virtual Machine Converter will keep popping up.

Vmware 69

Vmware Linux Storage Virtualization 69

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. Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. VMware recently GA’d version 6.2 Virtualization. Servers/Hardware.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

JUNE 18, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Colin Lynch shares some details on his journey with VMware NSX (so far). I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Colin Lynch shares some details on his journey with VMware NSX (so far). I wouldn’t take this information as gospel, but here’s a breakdown of some of the IPv6 support available in VMware NSX.

Windows 60

Windows Vmware Virtualization Linux 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 Numan Siddique describes the native DHCP support available in OVN (Open Virtual Network). Virtualization. Networking. Version 2.0

Vmware 60

Vmware Hardware Storage Linux 60

CIO Business Intelligence

AUGUST 15, 2022

Cloud networking comprises three layers: first from on-premises data centers to the cloud, then within a cloud that has multiple accounts or virtual private clouds, and finally, between individual clouds in a multicloud environment. It’s more complicated than standard networking, Hoag says.

CTO 83

CTO Network Cloud Data Center 83

Scott Lowe

OCTOBER 27, 2017

Russell Bryant has a post on Open Virtual Network (OVN) , a project within the Open vSwitch (OVS) community. specifically, the new container network firewall functionality. When I was using Fedora, I needed some useful information on firewall-cmd , and found this article to be helpful. Virtualization. Servers/Hardware.

Firewall 60

Firewall Virtualization Network Storage 60

Network World

OCTOBER 31, 2016

Trend faces stiff competition here and the company doesn’t offer a network firewall, but its IPS/sandbox story should play well, especially in the small enterprise market. Cloud and virtualization support. Trend has a history here as it was one of the first vendors to work with VMware VMSafe APIs years ago.

Trends 60

Trends Enterprise Enterprise Vmware 60

Data Center Knowledge

JULY 17, 2013

The term “Cloud Management” is nebulous, but typically refers to a distinct set of tasks related to managing the infrastructure level (IaaS) cloud layers, typically comprised of the physical and virtual infrastructure, as well as the cloud orchestration layer – whether inside a corporation or a Service Provider cloud. Firewall rules.

Data Center 203

Data Center Cloud Data Applications 203

Scott Lowe

SEPTEMBER 3, 2013

Art Fewell takes a deeper look at the increasingly important role of the virtual switch. A discussion of “statefulness” brought me again to Ivan’s post on the spectrum of firewall statefulness. VMware introduced VMware NSX recently at VMworld 2013. Virtualization. Networking.

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Scott Lowe

SEPTEMBER 1, 2015

It starts by building upon the core of virtualized infrastructure, made possibe by VMware’s compute, storage, and network virtualization solutions. Casado starts his discussion about how the application has changed—the application is now a combination of servers, clients, load balancers, firewalls, and storage repositories.

Vmware 60

Vmware Applications Network Video 60

Scott Lowe

AUGUST 25, 2015

In this post, I’ve gathered links to posts about networking, virtualization, Docker, containers, Linux, configuration management, and all kinds of other cool stuff. Roie Ben Haim, who works in professional services at VMware, has a deep dive on the NSX distributed firewall (DFW). Virtualization. Networking.

Vmware 60

Vmware Linux Virtualization Tools 60

Scott Lowe

AUGUST 16, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Colin Lynch shares some details on his journey with VMware NSX (so far). Virtualization. Servers/Hardware. Cloud Computing/Cloud Management. Here’s a great way.

Windows 60

Windows Virtualization Devops Vmware 60

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. Here’s a handy post by Dale Coghlan on how to find object IDs for just about anything in a VMware NSX environment. Virtualization. Servers/Hardware.

Vmware 60

Vmware Linux Intel Storage 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. Better patch your vCenter Server instances, as VMware released a security advisory with a long list of CVEs , including one with a severity score of 9.8/10. Virtualization.

Open Source 60

Open Source Cloud Network Storage 60

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. I talked before about the difference between network virtualization and SDN, so no need to mention that again.

HP 106

HP Virtualization Hardware Network 106

Scott Lowe

MARCH 10, 2015

What’s really interesting to me is the (completely uncoordinated) alignment between Matt’s list of skills for networking pros and the list I provided to virtualization pros in a series of recent VMUG presentations (refer to slide 15, but the list is software development basics, Linux, automation/orchestration, and public cloud services).

Vmware 60

Vmware Linux Hardware Software Development 60

CIO Business Intelligence

NOVEMBER 15, 2023

There’s significant debate about the future of the CIO role , but one thing is clear: Digital leaders who want to be successful must look beyond the firewall and link up with an ecosystem of vendor partners, startups, and other organizations to ensure the enterprise thrives. We are the nerds,” he says. “We

System 125

System Automotive Trends Industry 125

Scott Lowe

APRIL 8, 2013

Greg Ferro examines a potential SDN use case (an OpenFlow use case) in the form of enterprise firewall migrations. Oz looks like it could be quite useful—especially in virtualized/cloud computing environments—but I’m struggling to determine why I should use Oz instead of OS-specific mechanisms (like a kickstart file).

Storage 111

Storage Vmware WAN Virtualization 111

Scott Lowe

SEPTEMBER 12, 2012

Johnson shows a great diagram that reviews all the various types of VM-to-VM communications that can exist in modern data centers: VM-to-VM (on the same host) via the software-based virtual switch (could be speeds of 30 to 40 Gbps in this use case). Intel VT-c actually provides a couple of different ways to work in virtualized environments.

Intel 109

Intel Virtualization Data Center Network 109

Scott Lowe

APRIL 24, 2015

This article by Russell Bryant is a great overview and update of the work going on with Open Virtual Network (OVN). 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).

Vmware 60

Vmware Storage Firewall Network 60

Cloud Musings

OCTOBER 9, 2018

It effortlessly integrates with any area of the IT infrastructure, be it provisioning virtual machines (VMs) or creating firewall rules. Moreover, Ansible comes in handy with aspects that other tools leave gaps in, such as zero-stop and continuous updates for multitier applications across the infrastructure.

Tools 94

Tools Applications Network Firewall 94

Scott Lowe

MAY 12, 2016

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. Virtualization. Servers/Hardware. Nothing this time around. Maybe next time? Cloud Computing/Cloud Management.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

DECEMBER 10, 2015

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. on an Apple Xserve 3,1.

Windows 60

Windows Firewall Linux Architecture 60

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. I talked before about the difference between network virtualization and SDN, so no need to mention that again.

HP 61

HP Virtualization Hardware Network 61

Scott Lowe

FEBRUARY 10, 2015

tech preview of virtual networks for Docker. The “gotcha” is that these software stacks haven’t been written yet, so the idea of repurposing hardware from switch to firewall to load balancer is still a bit of a unicorn. Virtualization. The big VMware launch event was on February 2, and among the announcements was vSphere 6.0.

Open Source 60

Open Source Vmware Network IBM 60

Scott Lowe

APRIL 29, 2015

Products that support IPv6 and IPv4 host route-based forwarding include Hyper-V Network Virtualization, Juniper Contrail, and Cisco DFA. IPv4-only implementations include Nuage Virtual Services Platform (VSP) and Cisco Application Centric Infrastructure (ACI). Microsoft also has a stateful IPv6 firewall.).

IPv6 60

IPv6 Firewall Network Mobile 60