Hey there, network engineer, architect, or even curious enthusiast — welcome to the ever-evolving world of network operating systems (NOS)! If you've landed here, chances are you're exploring your options for deploying a NVIDIA Spectrum switch, or maybe you're already running one and wondering which NOS best fits your...

Modern networking requires agility, programmability, and cost efficiency. While enterprise-grade routers from Cisco, Juniper, and others are highly capable, they come with significant costs and proprietary limitations. Enter Free Range Routing (FRR) — an open-source IP routing protocol suite that allows you to turn a standard Linux machine into...

1. RDMA – Remote Direct Memory Access Definition: Enables direct memory access from one system to another over the network, bypassing the CPU for ultra-low latency. Use in AI: Used in multi-node training for fast parameter exchange. Products: NVIDIA BlueField DPUs, ConnectX NICs, DGX systems, AMD Pensando DPUs, Intel Mount Evans IPU,...

NVIDIA’s Data Processing Units (DPUs) have become fundamental components in building secure, efficient, and high-performance data center infrastructure. The BlueField series has evolved significantly from BlueField-2 to BlueField-3, enhancing nearly every aspect of compute, memory, networking, and programmability. This article provides a comprehensive comparison between BlueField-2 and BlueField-3, exploring architectural...