Packet Pushers - Fat Pipe

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 »

Take a Network Break! The US Justice Department blocks the HPE-Juniper merger with a surprise lawsuit, DeepSeek shakes up the AI world, and Broadcom rolls out quantum-safe Fibre Channel controllers. Sweden seizes a vessel suspected of tampering with a subsea cable, a code update could make Linux significantly more power-efficient, and the WLAN market gets... Read more »