Why a Cloud Operating Model Requires a Modern Load Balancer
Information Week
SEPTEMBER 11, 2023
Businesses looking to embrace the cloud must also ensure their network infrastructure, which includes load balancers, has been fully modernized.
Technology Short Take 176
Scott Lowe
MARCH 15, 2024
Networking Lee Briggs (formerly of Pulumi, now with Tailscale) shows how to use the Tailscale Operator to create “free” Kubernetes load balancers (“free” as in no additional charge above and beyond what it would normally cost to operate a Kubernetes cluster). Thanks for reading!
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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.
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Testing times: testingRTC is the smart, synchronized, real-world scenario WebRTC testing solution for the times we live in.
Spearline Testing
JULY 21, 2022
Network: Measures your WebRTC application’s behavior in different network conditions. High level information in the top ribbon covering score, call setup time, bitrate (Kbits), packet loss, and jitter (ms). It also shows an aggregation graph underneath showing information for both voice and video performance.
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U.S. Agencies Release Guidelines for DDoS Attacks
SecureWorld News
NOVEMBER 1, 2022
Cybersecurity and Infrastructure Security Agency (CISA), the Federal Bureau of Investigation (FBI), and the Multi-State Information Sharing & Analysis Center (MS-ISAC) have released a joint guide to provide organizations with steps to take before, during, and after experiencing a DDoS attack. Which is why some U.S.
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On Network Virtualization and SDN
Scott Lowe
APRIL 30, 2013
Is there a difference between network virtualization and Software-Defined Networking (SDN)? So, in a similar fashion to my post on network overlays vs. network virtualization , I thought I’d weigh in with some thoughts. With this definition in hand, let’s compare network virtualization to SDN.
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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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Migrating to VoIP
Spearline Testing
JANUARY 14, 2021
Organizations must also closely examine their existing network and its capabilities prior to the rollout of VoIP. A network assessment should be undertaken to ensure that the network is robust enough to operate at existing levels with the addition of projected data and voice traffic needs. Resultant issues.
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Solarflare’s Open Compute Platform, Software-Defined, NIC Card
CTOvision
MAY 9, 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.
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Enhancing AI projects with advanced cloud GPU servers
Dataconomy
MAY 6, 2024
A common use is in deep learning, where large neural networks require significant computational resources for training and inference. Neural networks, a core component of many AI applications, also benefit from the high memory capacity and processing power of advanced cloud GPU servers.
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Why Kubernetes Is So Popular in the Tech World
Galido
APRIL 27, 2020
Information Technology Blog - - Why Kubernetes Is So Popular in the Tech World - Information Technology Blog. On top of that, the tool also allows users to automatically handle networking, storage, logs, alerting, and many other things related to containers. Traffic routing and load balancing. Canary deployments.
How to Achieve PCI Compliance in AWS?
Galido
OCTOBER 20, 2018
Information Technology Blog - - How to Achieve PCI Compliance in AWS? Information Technology Blog. Retailers such as Amazon are relying on technology to capture the information of their clients. AWS is a Cloud Service Provider (CSP) and is not necessarily obliged to comply since it rarely handles cardholder information.
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The Internet of (Secure) Things – Embedding Security in the IoT
CTOvision
JUNE 7, 2014
We’re seeing a glimmer of the future – the Internet of Things (IoT) – where anything and everything is or contains a sensor that can communicate over the network/Internet. You can opt-in to smart metering so that a utility can load balance energy distribution. By George Romas.
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IBM to Acquire Cloudant: Open, Cloud Database Service Helps Organizations Simplify Mobile, Web App and Big Data Development
CTOvision
FEBRUARY 24, 2014
To meet this growing demand, data must be always available and easily accessed by massive volumes and networks of users and devices. Following the close, Cloudant will join IBM’s newly formed Information and Analytics Group led by Senior Vice President Bob Picciano, a business unit within the IBM Software & Systems Group.
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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. More information is available here. I hope this collection of links has something useful for you!
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Technology Short Take 144
Scott Lowe
AUGUST 27, 2021
Networking. This article provides some great “behind the scenes” information on AWS Lambda. Alex Ellis shares some information on how to use kubectl to access your private (Kubernetes) cluster. Most of the information centers on the use of the Pro version of inlets , one of Alex’s project.
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Technology Short Take 153
Scott Lowe
APRIL 15, 2022
Networking. This article contains some good information on IPv6 for those who are just starting to get more familiar with it, although toward the end it turns into a bit of an advertisement. Want to understand kube-proxy , a key part of Kubernetes networking, a bit better? More information is available in this Helm blog post.
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74 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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Technology Short Take 151
Scott Lowe
JANUARY 21, 2022
Networking. Nick Schmidt talks about using GitOps with the NSX Advanced Load Balancer. This article may provide some useful information. Here’s some information on why Microsoft Exchange stopped delivering e-mail messages on January 1, 2022. And now for the content! What do you think microsegmentation means
Thinking Out Loud: Targeting the Real Problem
Scott Lowe
APRIL 3, 2013
Clearly there are some real benefits to using OpenFlow in certain use cases (here’s one example ), but that doesn’t mean OpenFlow—especially hop-by-hop OpenFlow, where OpenFlow is involved at every “hop” of the packet forwarding process throughout the network—is the right solution for all environments.
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A digital paradigm shift for emergency communications: Toronto Fire Services makes history with Avaya
CIO Business Intelligence
FEBRUARY 27, 2024
That means they must move from the existing E9-1-1 network (designed for analog phones, which Canadian service providers have been instructed to decommission by this deadline) to NG9-1-1 capabilities. Per the CRTC’s NG9-1-1 timeline , Canadian public safety answering points (PSAPs) must transition to NG9-1-1 by March 2025.
Technology Short Take 144
Scott Lowe
AUGUST 27, 2021
Networking. This article provides some great “behind the scenes” information on AWS Lambda. Alex Ellis shares some information on how to use kubectl to access your private (Kubernetes) cluster. Most of the information centers on the use of the Pro version of inlets , one of Alex’s project.
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Diablo 4 DDoS attack strikes again: A bitter deja vu for players
Dataconomy
JUNE 25, 2023
While the immediate resolution lies in the hands of the game developers and server administrators, here are some general steps you can take as a player: Stay informed : Keep an eye on official communication channels such as the game’s website, social media accounts, or forums for updates from the developers.
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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.
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Technology Short Take 103
Scott Lowe
AUGUST 17, 2018
Networking. Gerald Dykeman shares some information on using Ansible to automate Cisco Meraki. Check out these articles talking about IPVS-based in-cluster load balancing , CoreDNS , dynamic kubelet configuration , and resizing persistent volumes in Kubernetes. Bet you haven’t seen that term used in a while!)
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. Frank Milisi shares some information around stagnation and how to tell if you’re suffering from stagnation.
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. More information is available here. I hope this collection of links has something useful for you!
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Optimizing PCI compliance in financial institutions
CIO Business Intelligence
JANUARY 4, 2024
Financial institutions must ensure the protection of sensitive personal information, most commonly payment card data, to maintain, trust and meet various regulatory requirements. In terms of numbers of requirements, the load on the business unit assessments is significantly reduced. Data and Information Security
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VMworld 2013 Day 2 Keynote
Scott Lowe
AUGUST 27, 2013
Depending on network connectivity, I may or may not be able to update this post in real-time. Next they move into a discussion of the networking side of the house. (My Kit quickly reviews how NSX works and enables the creation of logical network services that are tied to the lifecycle of the application.
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67 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?), Joep Piscaer discusses his use of ProtonVPN as an always-on VPN for his home network. There’s a ton of information in this series!
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Technology Short Take 119
Scott Lowe
SEPTEMBER 27, 2019
This installation in the Tech Short Takes series is much shorter than usual, but hopefully I’ve managed to find something that proves to be helpful or informative! Networking. Now, on to the content! Chip Zoller has a write-up on doing HTTPS ingress with Enterprise PKS. Unfortunately, this appears to be GKE-specific.
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.).
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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. Servers/Hardware.
Technology Short Take 115
Scott Lowe
JUNE 21, 2019
Networking. Mohamad Alhussein shares information on how to add a floating static route to an NSX edge via the NSX REST API. Mircea Ulinic shows readers how to use salt-sproxy to take a different approach to network automation using Salt. Bryan Culver of Network to Code has a 101-level primer on Ansible Vault.
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AWS Elastic Beanstalk: A Quick and Simple Way into the Cloud - All.
All Things Distributed
JANUARY 19, 2011
AWS Elastic Beanstalk automatically creates the AWS resources and application stack needed to run the application, freeing developers from worrying about server capacity, load balancing, scaling their application, and version control. More information on the launch can be found on the AWS developer blog. Contact Info.
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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. There’s some additional information on the Quantum release on Folsom here. If you’re seeking more information on UAA, this looks like a good place to start.
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CLDS006: Exploring New Xeon E5 Optimizations for 10 Gb Ethernet
Scott Lowe
SEPTEMBER 12, 2012
This is session CLDS006, “Exploring New Intel Xeon Processor E5 Based Platform Optimizations for 10 Gb Ethernet Network Infrastructures.” The session starts with Rodriguez giving a (thankfully) brief overview of Expedient and then getting into the evolution of networking with 10 Gigabit Ethernet (GbE).
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109 Setting up an AWS-Integrated Kubernetes 1.15 Cluster with Kubeadm
Scott Lowe
AUGUST 14, 2019
Most, if not all, of this information is also included in the September 2018 post. Feel free to check that post for more information or details.). Because this is an HA cluster, controlPlaneEndpoint needs to point to the load balancer for your control plane nodes. Setting Node Hostnames. 16 serviceSubnet: 10.96.0.0/12.
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. Jon Langemak has a write-up on network namespaces as well that is worth reading.
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60 Kubernetes, Kubeadm, and the AWS Cloud Provider
Scott Lowe
FEBRUARY 18, 2019
networking: dnsDomain: cluster.local podSubnet: 192.168.0.0/16 I’m still working through the details and performing some testing, and will update this article with more information once I’ve worked it out. Some of the information sources I used include: The kubeadm v1beta1 API documentation. apiVersion: kubeadm.k8s.io/v1beta1
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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. Sorry about that, folks! Julia Evans provides some Envoy basics. Servers/Hardware.
What’s Free at Linux Academy — March 2019
Linux Academy
FEBRUARY 26, 2019
By the end of the course, you will have experienced configuring NGINX as a web server, reverse proxy, cache, and load balancer, while also having learned how to compile additional modules, tune for performance, and integrate with third-party tools like Let’s Encrypt.
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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. He describes how to set it up (on both VirtualBox and Digital Ocean) and provides some high-level performance information as well. Here’s a post that claims to translate OVS and OpenStack Neutron to the network engineer’s language.
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The Mayhem for API Difference - A ZAP - Mayhem for API Scan Comparison
ForAllSecure
SEPTEMBER 7, 2022
With the guidance of an API specification , Mayhem for API provides accurate and informative test coverage tailored to any REST API. Start running: docker run --network=host -v $(pwd)/zap_working_dir:/zap/wrk. -t Informational. Another tool in this space is OWASP ZAP. VAmPI/openapi_specs/openapi3.yml yml zap_working_dir.
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