Barracuda Networks Launches 40G Load Balancer Appliance
Data Center Knowledge
MAY 12, 2015
Barracuda's new 40G load balancer appliance designed to offload network and security traffic from virtual machines. Read More.
Load Balancer Network Security Virtualization 
Creating a Talos Linux Cluster on Azure with Pulumi
Scott Lowe
MARCH 31, 2023
The Pulumi program follows this overall flow: First, the program creates the base infrastructure objects that are required—a resource group, a virtual network, some subnets, and a network security group. This load balancer is used only for Kubernetes API traffic.)
Linux 
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Technology Short Take 176
Scott Lowe
MARCH 15, 2024
This Tech Short Take is a bit heavy on security-related links, but there’s still some additional content in a number of other areas, so you should be able to find something useful—or at least interesting—in here. I also enjoyed Ivan’s realistic take on rollbacks in a network automation environment. (TL;DR:
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112 Solarflare’s Open Compute Platform, Software-Defined, NIC Card
CTOvision
MAY 16, 2017
Solarflare, a global leader in networking solutions for modern data centers, is releasing an Open Compute Platform (OCP) software-defined, networking interface card, offering the industry’s most scalable, lowest latency networking solution to meet the dynamic needs of the enterprise environment. Marty Meehan.
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Why F5 and Tempered Networks founder Jeff Hussey left retirement and ‘bought’ himself a job
GeekWire
AUGUST 15, 2020
Jeff Hussey, CEO and co-founder of Tempered Networks, and his wife on a trip to Austria. Jeff Hussey , co-founder and CEO of Seattle’s Tempered Networks, is not a believer in long-term work-from-home practices. “We Photo courtesy of Jeff Hussey). That’s a value proposition you can derive a semi through,” he said. Jeff Hussey.
Network 109
109 
Solarflare’s Open Compute Platform, Software-Defined, NIC Card
CTOvision
MAY 9, 2017
Delivers 1000s Virtual NICs for Ultimate Scalability with the Lowest Possible Latency. It allows organizations the flexibility to develop and implement applications without having to modify their applications or networks. specification, with the addition of NC-SI (Network Controller Sideband Interface) manageability.
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Technology Short Take 143
Scott Lowe
AUGUST 6, 2021
Networking. Here’s a quick look at using Envoy as a load balancer in Kubernetes. Back in April of this year, Patrick Ogenstad announced Netrasp , a Go package for writing network automation tooling in Go. Virtualization. I hope this collection of links has something useful for you! Servers/Hardware.
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How to Achieve PCI Compliance in AWS?
Galido
OCTOBER 20, 2018
Technology advancements have made it necessary for retail stores to institute data security measures. As such, it is critical that the merchants comply with the Payment Card Industry Data Security Standards ( PCI DSS ) to protect the cardholder information using the Amazon Web Services as well as Amazon cloud. AWS PCI Compliance.
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Technology Short Take 144
Scott Lowe
AUGUST 27, 2021
I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq. Networking. Virtualization. I hope you find something useful! A severity score of 9.9
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90 Technology Short Take 141
Scott Lowe
JUNE 18, 2021
Networking. The first is a post on Cilium and F5 load balancer integration , while the second discusses implementing Kubernetes network policies with Cilium and Linkerd. Second, the content reflects—in my opinion—the changing nature of what it means to be a “networking professional.”
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Azure Training Courses | New January Releases
Linux Academy
FEBRUARY 1, 2019
Deploying and managing virtual machines. Securing Storage with Access Keys and Shared Access Signatures in Microsoft Azure. Configuring Content Delivery Network (CDN) Endpoints in Microsoft Azure. Adding a Network Interface to a VM in Azure. Identity and security. Azure Storage Accounts: Configuration and Security.
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Technology Short Take 153
Scott Lowe
APRIL 15, 2022
Networking. Want to understand kube-proxy , a key part of Kubernetes networking, a bit better? Xavier Avrillier walks readers through using Antrea (a Kubernetes CNI built on top of Open vSwitch—a topic I’ve touched on a time or two) to provide on-premise load balancing in Kubernetes. Virtualization.
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Technology Short Take 123
Scott Lowe
JANUARY 17, 2020
Networking. Eric Sloof mentions the NSX-T load balancing encyclopedia (found here ), which intends to be an authoritative resource to NSX-T load balancing configuration and management. The next day, the Microsoft Security Response Center confirmed the vulnerability. Virtualization. Career/Soft Skills.
Technology Short Take #78
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. Mircea Ulinic has a nice article describing the combination of NAPALM and Salt for network automation.
Vmware 60
60 Technology Short Take 144
Scott Lowe
AUGUST 27, 2021
I have a fairly diverse set of links for readers this time around, covering topics from microchips to improving your writing, with stops along the way in topics like Kubernetes, virtualization, Linux, and the popular JSON-parsing tool jq along the way. Networking. Virtualization. I hope you find something useful!
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60 Weekly Update 6-3-2019
Linux Academy
JUNE 3, 2019
If you’re new to this process, let me break this down for you: When you first log in to your cloud services provider console, you have to configure a Virtual Private Cloud (VPC), which requires networking knowledge. You have to launch the virtual servers, which means you need to: Choose an operating system.
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Technology Short Take #81
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
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Vendor-Side DevOps Practices Can Still Deliver Better Value While Client-Side Government Processes Catch Up
CTOvision
DECEMBER 11, 2015
We must approve and deploy in an environment with significant cultural, regulatory and security guardrails. Each cloud computing provider has “opinionated” ways of handling things such as load balancing, elastic scaling, service discovery, data access, and security to name just a few.
Devops 150
150 Technology Short Take 143
Scott Lowe
AUGUST 6, 2021
Networking. Here’s a quick look at using Envoy as a load balancer in Kubernetes. Back in April of this year, Patrick Ogenstad announced Netrasp , a Go package for writing network automation tooling in Go. Virtualization. I hope this collection of links has something useful for you! Servers/Hardware.
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Is Cisco fighting a losing battle over SDN?
Virtualized Greek
SEPTEMBER 8, 2013
Basically, they are looking to provide programmability to the network via their Application-Centric Infrastructure. This is different from the current software first movement in that Cisco’s approach is based on their hardware first view of the network. F5 – Security/Load Balancing. Network Cisco NSX VMWare'
Vmware 78
78 Technology Short Take 95
Scott Lowe
FEBRUARY 24, 2018
Networking. The engineering team at Lyft recently discussed a new overlay-free networking approach they’ve been working on for Kubernetes: IPVLAN-based CNI stack for running within VPCs on AWS. (For VPCs, or Virtual Private Clouds, are Amazon’s software-defined networking mechanism for workloads running on AWS.).
Vmware 60
60 Technology Short Take 102
Scott Lowe
JULY 13, 2018
Networking. Ajay Chenampara has a post on using the Ansible network-engine command parser to parse the output of commands on network devices. Ajay Chenampara has a post on using the Ansible network-engine command parser to parse the output of commands on network devices. Virtualization. on a vSphere 6.7
Technology Short Take #87
Scott Lowe
SEPTEMBER 22, 2017
Networking. Ivan Pepelnjak has a great article that tries to get to the kernel of truth in the middle of the intent-based networking hype. The company is VirTool Networks (catchy, eh?), Chris Binnie walks you through the process of using user namespaces to help secure your Docker hosts and containers. Virtualization.
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Technology Short Take 119
Scott Lowe
SEPTEMBER 27, 2019
Networking. The “TL;DR” for those who are interested is that this solution bypasses the normal iptables layer involved in most Kubernetes implementations to load balance traffic directly to Pods in the cluster. Daniel Sagi of Aqua Security explains the mechanics behind a Pod escape using file system mounts.
Technology Short Take 88
Scott Lowe
OCTOBER 14, 2017
Networking. Romain Decker has an “under the hood” look at the VMware NSX load balancer. This graphical summary of the AWS Application Load Balancer (ALB) is pretty handy. Virtualization. Sorry about that! Christopher Davis has an article discussing a recommended VPC subnet configuration.
Technology Short Take 103
Scott Lowe
AUGUST 17, 2018
Networking. Andrew Martin has a write-up with security recommendations for your Kubernetes clusters. Check out these articles talking about IPVS-based in-cluster load balancing , CoreDNS , dynamic kubelet configuration , and resizing persistent volumes in Kubernetes. Virtualization. on various technology areas.
Technology Short Take 101
Scott Lowe
JUNE 8, 2018
Networking. If you’re a networking pro and didn’t understand most of that last sentence, I’d content that you’ve got some learning to do. If you’re a networking pro and didn’t understand most of that last sentence, I’d content that you’ve got some learning to do. Virtualization.
Technology Short Take #25
Scott Lowe
OCTOBER 5, 2012
Networking. I think this three-part series on new network models for cloud computing ( part 1 , part 2 , and part 3 ), while almost a year old, is quite good. Erik Smith, notably known for his outstanding posts on storage and FCoE, takes a stab at describing some of the differences between SDN and network virtualization in this post.
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Diablo 4 DDoS attack strikes again: A bitter deja vu for players
Dataconomy
JUNE 25, 2023
Join us as we explore the aftermath of the Diablo 4 DDoS attack, uncovering the challenges faced by players, the resilience of the community, and the steps that must be taken to ensure a secure and enjoyable gaming experience for all. However, these complex systems can have vulnerabilities that malicious actors exploit to launch DDoS attacks.
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Technology Short Take 115
Scott Lowe
JUNE 21, 2019
Networking. Mircea Ulinic shows readers how to use salt-sproxy to take a different approach to network automation using Salt. Michael Kashin has published a couple of posts on a project of his called NaaS (Network-as-a-Service). David Holder walks through removing unused load balancer IP allocations in NSX-T when used with PKS.
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60 Technology Short Take 106
Scott Lowe
NOVEMBER 9, 2018
Networking. Continuing on that Envoy theme, you may find this article by Matt Klein—one of the primary authors of Envoy—helpful in understanding some of the concepts behind modern load balancing and proxying. From an unknown author, we have this security rant on Flatpak. Virtualization.
Technology Short Take #56
Scott Lowe
NOVEMBER 16, 2015
Networking. Open Virtual Network (OVN) is really ramping up and getting lots of attention, which I personally think is absolutely well-deserved. One new networking feature added to OpenStack in the Kilo release was Neutron subnet pools. Major Hayden has an article on using Ansible to secure OpenStack hosts.
Vmware 60
60 Liveblog: IPv6 in the Cloud - Protocol and Service Overview
Scott Lowe
NOVEMBER 28, 2017
The Global Unicast Address (GUA), is a globally-unique address that allows IPv6-equipped workloads to communicate end-to-end without any network address translation (NAT). So how do IPv6 nodes communicate across the network? Halachmi now moves on to discussing how to access resources on an IPv6 network.
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Technology Short Take #58
Scott Lowe
DECEMBER 17, 2015
Networking. Mustafa Akin has an article on Docker’s new overlay networking functionality. Here’s a post that claims to translate OVS and OpenStack Neutron to the network engineer’s language. I would respond to that by saying OpenStack Neutron wasn’t built to manage a physical network. Virtualization.
Vmware 60
60 Technology Short Take 149
Scott Lowe
DECEMBER 10, 2021
Networking. Ivan tackles the topic of CI/CD and testing in network automation. From the Not Surprised Department, some folks are starting to take a harder look at the timelines for security patches for older versions of macOS compared to newer versions. Virtualization. Dan Lorenc dives deep into Fulcio.
Looking back at 10 years of compartmentalization at AWS
All Things Distributed
MARCH 26, 2018
Powering the virtual instances and other resources that make up the AWS Cloud are real physical data centers with AWS servers in them. Even though the network design for each data center is massively redundant, interruptions can still occur. Each data center is highly reliable, and has redundant power, including UPS and generators.
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IDF 2013: Future of SDN with the Intel ONP Switch Reference Design
Scott Lowe
SEPTEMBER 12, 2013
This is session COMS002, titled “The Future of Software-Defined Networking with the Intel Open Network Platform Switch Reference Design.” The Intel Open Network Platform (ONP) Switch is the official name for Seacliff Trail, which I talked about last year at IDF 2012. So how does this work?
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Evolving Strategies in Platform Operations: Harnessing Automation and DevOps for Enhanced Efficiency and Reliability
KineticData
FEBRUARY 13, 2024
Key technologies like Kubernetes for container orchestration and GitHub Actions for continuous integration and delivery (CI/CD) have been instrumental in our automation strategy, facilitating fast, secure rollouts in both our SaaS and client-managed setups.
Devops 59
59 VMworld 2015 Day 2 Keynote Liveblog
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. Poonen shows a video with a few customer testimonials, and then introduces Jim Alkove, Corporate VP in charge of enterprise management and security for Windows at Microsoft.
Vmware 60
60 
Fountainhead: Differing Target Uses for IT Automation Types
Fountainhead
OCTOBER 6, 2009
Insights into Data Center Infrastructure, Virtualization, and Cloud Computing. When a new server (physical or virtual) is created, much of this infrastructure also has to be provisioned to support it. That is, I/O is virtualized, networking is frequently converged (i.e. are virtualized as well. Fountainhead.
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100 Technology Short Take #27
Scott Lowe
DECEMBER 6, 2012
Networking. If you’re interested in learning more about OpenFlow and software-defined networking but need to do this on a shoestring budget in your home lab, a number of guides have been written to help out. Also see the “Networking” section above for a related post on the networking aspects involved.
Vmware 109
109 
See this before logging into ChatGPT; you will need it
Dataconomy
JULY 26, 2023
Obtaining an API key ensures secure communication between the application and ChatGPT servers. ChatGPT login options empower businesses to deploy AI-powered virtual assistants with ease ( Image credit ) What should you do now? Ensuring data privacy and security is essential, especially when integrating ChatGPT with real user data.
Technology Short Take #48
Scott Lowe
FEBRUARY 10, 2015
Networking. Matt Oswalt recently wrapped up his 3-part “DevOps for Networking” series. The NFV discussion seems to be heating up a bit, particularly the “networking” part of NFV. Jason Edelman has posted a self-compiled list of networking projects that are open source ; this is a useful list, so thanks for compiling it Jason!
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60 Managing What Matters In the Cloud: The Apps » Data Center.
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. Security policies.
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