Take a Network Break! This week we’re joined by guest analyst Tom Hollingsworth of The Futurum Group. We start with red alerts from Broadcom on multiple vulnerabilities and an emergency patch from Cisco for its Webex platform. In tech news we discuss SolarWinds’ acquisition of Squadcast and how it fits into the SolarWinds portfolio, Aviatrix’s ... Read more »...
The CCIE remains the gold standard for networking certifications. But these days there are lots of other avenues for developing your skills and advancing your networking career, including network automation, cloud networking, and yes, even AI. So is the CCIE still worth it? We chew on this topic with Eman Conde. Eman has been known ... Read more »
Ever wonder what network operations are like inside a colocation facility? Today we talk with Scott Brookshire, CTO of OpenColo. Scott shares his journey into networking, how OpenColo was founded, and the evolution of the company from a few servers to a significant data center operation. We delve into what it means to run a ... Read more »
The line between switches and routers can get a little blurry. On today’s N Is For Networking, we try to clear things up. We start by defining what a router and switch are, and then provide some historical and technical context to better understand the differences. Then we discuss how modern switches have evolved to ... Read more »
Let’s talk about how AI affects the developer experience, particularly for open source tools such as Terraform. We’re joined by guests Welly Siauw and Tyler Lynch to examine a project that leverages AI to automate the generation of documentation and examples for AWS Terraform providers. We delve into the iterative development process with AI, the ... Read more »
How big is the network security market? Is it growing? How is that growth measured? What effect is SASE having on security spending? Will security products or security operators get more effective thanks to AI? We put these and other questions to Mauricio Sanchez. He’s Sr. Director, Enterprise Security and Networking at the Dell’Oro Group, a ... Read more »
Take a Network Break! This week we start with a couple of follow-ups and a Red Alert, and then jump into tech news. Cisco and Nvidia team up to put Cisco ASICs and the Nexus NOS into Nvidia Ethernet switches, the market reads tea leaves as Microsoft walks away from data center capacity, and Juniper ... Read more »
In our conversation today with CTO Cameron Daniel of Megaport, we discuss their global WAN architecture, PoPs, use cases, the Megaport Cloud Router, and more. Megaport is our sponsor today. It’s accurate to describe Megaport as providing Network-as-a-Service. Megaport’s automated connectivity solutions enable rapid provisioning of circuits, contrasting sharply with traditional telcos. The discussion also ... Read more »...
We’re back with the third and last (for now) installment of our spanning tree series. Today’s episode includes an explanation of spanning tree versions, 802.1D, 802.1w, 802.1s, and their practical implications for network design. The discussion then turns to BPDU guard for preventing loops and ensuring rapid connectivity. Bonus material on why you should or ... Read more »
What does it mean for a network engineer to develop a product mindset? And what does a product mindset have to do with network automation? Guest Peter Sprygada connects these concepts in today’s episode of Total Network Operations, sponsored by Itential. Peter says that as an organization advances its network automation capabilities, the impetus shifts ... Read more »...
On today’s episode, we get a reality check on all the hype surrounding AI with guest Phil Gervasi. Phil provides background on Large Language Models (LLMs) and their applications, as well as the current state of AI technology. We also delve into practical use cases for AI in network operations, from AI as an assistant ... Read more »
Certifications are a fact of life in a technical career. They can also provide a pathway to help you earn new roles, sharpen your skills, and boost your salary. On today’s Packet Protector we look at security certifications for beginners, experienced professionals, and advanced practitioners. This episode was inspired by a LinkedIn post by Ethan ... Read more »
Lots of good stuff in this week’s Network Break. Microsoft announces an 8-qubit quantum chip and declares that practical quantum computing is years, not decades, away. D-Wave says its quantum computers are now commercially available for research facilities, academic institutions, and governments. Apple rolls its own 5G modem into its iPhone 16e. Meta announces its ... Read more »...
Continuous Integration / Continuous Deployment (CI/CD) is a framework that developers use to help them manage and integrate frequent code changes. As network automation evolves, should network engineers adopt CI/CD? Guest Tony Bourke joins us to talk about CI/CD pipelines: what they are, how they’re used, and how they can support network automation efforts. We ... Read more »
Lead people. Manage machines and processes. That’s the the advice from Bill Hunter, today’s guest on Total Network Operations. Bill shares lessons of resilience and adaptability he learned early in his career, including the power of good habits. Bill and Scott discuss how to identify processes that can be automated and when and where to ... Read more »
Welcome to part 2 of our spanning tree series. We start with a quick review and then discuss root bridges, root ports, designated ports, and forwarding and blocked ports. We explain the impact of topology changes on spanning tree and network performance, and discuss how topology changes and convergence events are communicated. Last but not ... Read more »...
Developer experience is a hard metric to measure qualitatively. On today’s show, we talk with Kristen Foster-Marks about Developer Experience, or DevEx. We start with the controversial concept of “ghost engineering,” which claims many software engineers do not contribute meaningfully to their work. We delve into the validity of this claim, and discuss the scientific ... Read more »
There’s a robust malware economy with an active market for exploits, brokered access to compromised systems, ransomware, bots-as-a-service, and more. And this malware economy is targeted at you. On today’s Packet Protector we talk with Jake Williams, a security researcher, consultant, and instructor, about the malware economy, how it operates, and the most effective strategies ... Read more »...
Take a Network Break! We start with some Red Alert vulnerabilities to get your blood pumping, and then dive into networking news. Cisco announces new data center switches with AMD Pensando DPUs that let you deploy security and other services directly on to the switch. Cisco ThousandEyes is previewing Traffic Insights, which correlates flow records ... Read more »...
Connecting your branch to your wide area network used to be simple enough. Call your carrier, get a circuit ordered, wait a long time, then turn it up. A little routing, and there you were. Cloud blew that model apart. Now when we connect branches to our corporate networks, we have to consider not only ... Read more »
Collaboration among tech and business teams is crucial to advancing your business. Extreme Networks is introducing Extreme Platform ONE to support this collaboration. In this sponsored episode, we talk about how this product is designed to streamline workflows and enhance user experience through automation and AI integration. Extreme Networks Platform ONE is a centralized platform ... Read more »...
Spanning tree is a topic so mysterious and complicated that common advice is just to disable it. In today’s episode, we start a mini-series on spanning tree, hoping to better explain what it is and what it does. We begin with basic spanning tree terminology and its role in preventing loops in an Ethernet network. ... Read more »
Embracing change is sometimes easier said than done. Today we talk with Monika Machado, who has held significant roles at companies like Microsoft and Oracle. She shares her story of learning and personal growth. Monika highlights the value of mentor-mentee relationships, continuous learning, understanding the difference between leadership and management, and the value of owning ... Read more »...
The Cloud Security Maturity Model (CSMM) is a practical blueprint for improving the security of your public cloud deployments. Developed in partnership with the Cloud Security Alliance, IANS, and Securosis, the model covers 12 categories, such as network security and application security, across 3 domains. It describes 5 levels of security maturity, and includes process ... Read more »...
Take a Network Break! We start with some red alerts for Cisco ISE, Zyxel, Microsoft, and a Web manager suite called WeGIA. US senators and security experts sound the alarm about DOGE employees introducing security and stability risks in sensitive US government systems, security researchers demonstrate the effectiveness of supply chain attacks that start with ... Read more »...
Unless you’re building out AI infrastructure at a hyperscaler, you probably don’t have unlimited dollars. On today’s Heavy Networking we talk with guest Frank Seesink about how to build and operate networks effectively when money’s tight. We look at free and open source tools, talk about the trade-offs that come with free software, and how ... Read more »
Today’s episode with guest Joan Garcia provides valuable insights into the complexities of modern network operations at a telco, the importance of collaboration across technical domains, and the strategic decisions that drive innovation in the telecom industry. Joan’s experiences and perspectives offer ideas for navigating the challenges of integrating different layers of network architecture while ... Read more »...
Why do we need network models such as OSI? Network architect and author Russ White joins Holly and Ethan to talk about how network models can help engineers ask intelligent questions and understand networking problems. And OSI isn’t your only option–Russ digs into the RINA model and how it compares to OSI (which we covered ... Read more »
Serverless is mature enough now to be a mainstream choice for application development. But that doesn’t mean interesting things aren’t happening. Benjamen Pyle joins Kyler and Ned on Day Two DevOps to talk about the potential for small vendors and startups to develop high-quality services purpose-built to solve specific problems. They also discuss the benefits ... Read more »
JJ and Drew catch you up on cybersecurity news including new research that uncovers a host of 5G/LTE vulnerabilities, the chain of breaches in a BeyondTrust attack that led to infiltration of the US Treasury Dept., and a lawsuit against LinkedIn alleging that data from paying customers was used to train AI models. Researchers unpack ... Read more »...
