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.
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.)
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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. Security In early February a vulnerability was uncovered in a key component of the Linux boot process.
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Google opens second cloud region in Germany
CIO Business Intelligence
AUGUST 23, 2023
Dubbed the Berlin-Brandenburg region, the new data center will be operational alongside the Frankfurt region and will offer services such as the Google Compute Engine, Google Kubernetes Engine, Cloud Storage, Persistent Disk, CloudSQL, Virtual Private Cloud, Key Management System, Cloud Identity and Secret Manager.
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94 Solarflare’s Open Compute Platform, Software-Defined, NIC Card
CTOvision
MAY 16, 2017
The SFN8722 OCP offers 10GbE performance, which is critical for today’s data centers where ultra scale dominates the market, supports 1000s virtual NICs and dual 10 GbE ports, and provides up to 30 million of packets per second and ultra-low latency under one microsecond. Hardware Based Security (ServerLock).
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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. Solarflare’s OCP NIC is the most comprehensive 10GbE solution for ultra-scale environments requiring low latency and jitter, enhanced small packet performance, Telemetry and Security. Hardware Based Security (ServerLock). Marty Meehan.
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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. Virtualization. I hope you find something useful! Networking. A severity score of 9.9
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Technology Short Take 143
Scott Lowe
AUGUST 6, 2021
Here’s a quick look at using Envoy as a load balancer in Kubernetes. Virtualization. Via William’s post on configstorecli , I also saw this post by Duncan Epping on renaming a virtual switch on vSphere 7.0U2 and higher. I hope this collection of links has something useful for you! Networking. Servers/Hardware.
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Technology Short Take 123
Scott Lowe
JANUARY 17, 2020
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. Networking. I’m so far behind.
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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84 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. Virtualization. I hope you find something useful! Networking. A severity score of 9.9
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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. Identity and security. Azure Storage Accounts: Configuration and Security. Create a Load Balanced VM Scale Set in Azure. Creating and configuring storage accounts. Hybrid cloud.
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80 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. Install software packages.
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Technology Short Take 153
Scott Lowe
APRIL 15, 2022
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. Servers/Hardware. Cabling is hardware, right? Cloud Computing/Cloud Management.
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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.
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150 Technology Short Take 141
Scott Lowe
JUNE 18, 2021
The first is a post on Cilium and F5 load balancer integration , while the second discusses implementing Kubernetes network policies with Cilium and Linkerd. John Gruber’s post on “Secure Intent” on Apple devices was, for me at least, an informative read. Virtualization. Career/Soft Skills.
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60 Technology Short Take 143
Scott Lowe
AUGUST 6, 2021
Here’s a quick look at using Envoy as a load balancer in Kubernetes. Virtualization. Via William’s post on configstorecli , I also saw this post by Duncan Epping on renaming a virtual switch on vSphere 7.0U2 and higher. I hope this collection of links has something useful for you! Networking. Servers/Hardware.
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Why F5 and Tempered Networks founder Jeff Hussey left retirement and ‘bought’ himself a job
GeekWire
AUGUST 15, 2020
Hussey misses grabbing a cup of coffee with a colleague or an impromptu whiteboard session for brainstorming ideas for his network security company. His education and work background were largely in finance, so he read volumes of tech literature and product manuals, ultimately building a load-balancer that did the job.
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Technology Short Take #78
Scott Lowe
FEBRUARY 16, 2017
The Pivotal Engineering blog has an article that shows how to use BOSH with the vSphere CPI to automate adding servers to an NSX load balancing pool. Humair Ahmed takes a closer look at some Cross-VC NSX security enhancements that landed in the recent NSX 6.3 Virtualization. Servers/Hardware.
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Technology Short Take 119
Scott Lowe
SEPTEMBER 27, 2019
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. Virtualization.
Technology Short Take 88
Scott Lowe
OCTOBER 14, 2017
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. Abdullah Abdullah shares some thoughts on design decisions regarding NSX VXLAN control plane replication modes. Servers/Hardware.
Technology Short Take #81
Scott Lowe
APRIL 6, 2017
Konstantin Ryabitsev has a series going on securing a SysAdmin Linux workstation. Part 1 covers how to choose a Linux distribution, and part 2 discusses some security tips for installing Linux on your SysAdmin workstation. Here’s a Windows-centric walkthrough to using Nginx to load balance across a Docker Swarm cluster.
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Is Cisco fighting a losing battle over SDN?
Virtualized Greek
SEPTEMBER 8, 2013
All of Cisco’s major vendors are lined up in support of VMware’s NSX software based virtualization solution. F5 – Security/Load Balancing. The list includes a who’s who of Cisco competitors. Arista – Top of Rack. Juniper – Data Center Core. Dell – Closest & Top of Rack. HP – Top of Rack.
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78 Technology Short Take 102
Scott Lowe
JULY 13, 2018
Bernd Malmqvist talks about Avi Networks’ software-defined load balancing solution, including providing an overview of how to use Vagrant to test it yourself. Virtualization. Ed Haletky documents the approach he uses to produce segregated virtual-in-virtual test environments that live within his production environment.
Top 10 Most Popular Hands-On Labs
Linux Academy
NOVEMBER 19, 2019
Creating and configuring Secure AWS RDS Instances with a Reader and Backup Solution. By completing this lab, you will feel comfortable creating and securing relational databases with backup solutions. It provides a huge range of virtual machines suitable for general purpose and specialized on-demand compute tasks.
Technology Short Take 95
Scott Lowe
FEBRUARY 24, 2018
VPCs, or Virtual Private Clouds, are Amazon’s software-defined networking mechanism for workloads running on AWS.). Viktor van den Berg writes on deploying NSX load balancers with vRA. This doesn’t make me feel very secure. Virtualization. Servers/Hardware. Nothing this time around, sorry!
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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. Featured image credit: Diablo 4
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69 Technology Short Take 106
Scott Lowe
NOVEMBER 9, 2018
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. Servers/Hardware.
Technology Short Take 103
Scott Lowe
AUGUST 17, 2018
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. Servers/Hardware. Nothing this time around, sorry!
Technology Short Take #25
Scott Lowe
OCTOBER 5, 2012
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. Virtualization. I’m not sure if this should be considered “storage” or “virtualization,” as the lines continue to blur every day.
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Technology Short Take #87
Scott Lowe
SEPTEMBER 22, 2017
and their product (VirTool Network Analyzer) is aimed at providing some operational visibility into OpenStack virtual networks. Chris Binnie walks you through the process of using user namespaces to help secure your Docker hosts and containers. Virtualization. The company is VirTool Networks (catchy, eh?), Servers/Hardware.
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Technology Short Take 101
Scott Lowe
JUNE 8, 2018
Kamal Kyrala discusses a method for accessing Kubernetes Services without Ingress, NodePort, or load balancers. Virtualization. Mike Foley shares his experience in updating his vSphere hosts to support the new Secure Boot functionality in vSphere 6.7. Personally, I’d love to see the KVM option explained.).
How can such a small file do so much damage?
Dataconomy
NOVEMBER 7, 2023
This is natural in today’s world where data is more valuable than gold because every information is now in the virtual environment and there is nothing that black hat hackers will not do to obtain it. This may involve configuring your web server or load balancer to route traffic through the WAF Configure the WAF rules.
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Technology Short Take 115
Scott Lowe
JUNE 21, 2019
David Holder walks through removing unused load balancer IP allocations in NSX-T when used with PKS. Software company Agile Bits recently announced support for U2F-compatible hardware security keys in their 1Password product. Virtualization. I haven’t tested it.). Servers/Hardware. Nothing this time around, sorry!
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60 Liveblog: IPv6 in the Cloud - Protocol and Service Overview
Scott Lowe
NOVEMBER 28, 2017
A few other notable differences about IPv6: End-to-end philosophy (no NAT, privacy is not equal to security, public IP is not equal to reachability). Regarding security considerations, IPv6 is not on by default and must be enabled per interface. Direct Connect also supports IPv6, as do Virtual Private Gateways.
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Technology Short Take #56
Scott Lowe
NOVEMBER 16, 2015
Open Virtual Network (OVN) is really ramping up and getting lots of attention, which I personally think is absolutely well-deserved. The security posture of Docker containers is, rightfully so, starting to see more focus. Major Hayden has an article on using Ansible to secure OpenStack hosts. Virtualization. Networking.
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60 Technology Short Take 149
Scott Lowe
DECEMBER 10, 2021
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. Rory McCune of Aqua shares some new security-related features in the Kubernetes 1.23 Baptiste Collard has a post on Kubernetes controllers for AWS load balancers.
Technology Short Take #58
Scott Lowe
DECEMBER 17, 2015
This article listing 20 Linux server hardening tips contains some basic tips but is nevertheless a very good resource for someone looking for Linux security recommendations. Virtualization. William Lam breaks down the real value of load balancing your PSC in this in-depth article. Cloud Computing/Cloud Management.
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60 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. By using zones, and failover mechanisms such as Elastic IP addresses and Elastic Load Balancing, you can provision your infrastructure with redundancy in mind. Virginia) Region.
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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.
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IDF 2013: Future of SDN with the Intel ONP Switch Reference Design
Scott Lowe
SEPTEMBER 12, 2013
The first concept that Recep discusses is network virtualization. He believes that network virtualization is primarily about decoupling network services from the underlying network infrastructure. The specific terminology involved is that the virtual switches become a VTEP, a virtual tunnel end-point.
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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.
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.
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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. a Fabric), and network switches, load balancers, etc.
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