Heavy Networking

Heavy Networking


Latest Episodes

HN795: Adventures In Latency
September 05, 2025

Monitoring and troubleshooting latency can be tricky. If its in the network, was it the IP stack? A NIC? A switch buffer? A middlebox somewhere on the WAN? If its the application, can you, the net

HN794: How the Bundle Protocol Enables Interplanetary Networking
August 29, 2025

How might we get network traffic from Earth to a lunar base? Or Mars? Or to spaceships carrying astronauts or probes exploring space? And how do we get it back? The problem, among other things, is

HN793: A Deep Dive Into High-Performance Switch Memory
August 22, 2025

Todays episode is all about high-performance memory in switches. We dig into the differences among TCAM, SRAM, DRAM, and HBM, and all the complex tradeoffs that go into allocating memory resources t

HN792: Understanding Agentic AI for Network Operations (Sponsored)
August 15, 2025

LLMs and AI-powered chatbots are becoming a regular feature of network operations tools and vendor product portfolios. Now the next iteration of AI in network ops and automation is likely to be

HN791: Should You Build or Buy Your Automation Platform?
August 08, 2025

Perhaps the biggest question around adopting network automation is whether you should build a solution using open source tools and a lot of coding glue, or buy a network automation platform from a

HN790: From Rule-Based to Goal-Based: Rethinking Autonomous AI Operations (Sponsored)
August 01, 2025

On Heavy Networking today, AI operations for networking. That is, how do we delegate some amount of responsibility for network operations to artificial intelligence?Cisco is our sponsor, and our

HN789: How a Global Payments Processor Automates Firewall Changes at Scale
July 25, 2025

Adyen is a global payments processor whose primary business is providing payment services for merchants, retailers, and venues, as well as online payments. On todays Heavy Networking we talk about a

HN788: Behind Megaport’s Network Automation Platform (Sponsored)
July 18, 2025

We have a network automation discussion for you today from sponsor Megaport. At the AutoCon3 conference earlier this year, Luke Gollan presented on a complex network automation project migrating

HN787: Are We In a Post-SNMP Era?
June 27, 2025

SNMP is still widely used in todays networks. But modern telemetry and network observability are bringing changes to network monitoring. Todays Heavy Networking is a roundtable discussion about alt

HN786: From Intent-Based to Autonomous Ops With Cisco Crosswork and Provider Connectivity Assurance (Sponsored)
June 20, 2025

Service provider networks face a couple of difficult challenges: how to map service level agreements to actual network health and performance, and how to deliver service assurance to customers