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How To · 08 Oct 2025 · 3 min read

NetworkManager, systemd-resolved and DNS-over-TLS boarded a Deutsche Bahn train - Could not login to the WiFi to see the punchline.

Struggling with WIFIonICE on your Linux distro? Your secure DNS configuration might be blocking the login page. This guide provides a quick fix to get you online on Deutsche Bahn trains without compromising your privacy on other networks.

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Network · 26 Aug 2025 · 3 min

The Fabric Schism is Over: Why Your Next Move Should Be Towards Open Ethernet

The painful choice between proprietary performance and open economics is over. The fabric schism has ended. As performance equalizes, the overwhelming TCO and strategic advantages of open Ethernet make it the only logical path forward for AI at scale.

Network · 21 Aug 2025 · 3 min

Blueprint for an AI Supercluster: A Reference Architecture for 100,000+ Accelerators

How do you actually build a 100,000-GPU cluster? This blueprint outlines a practical reference architecture: a hybrid model using proprietary links for scale-up and open UEC Ethernet for the massive scale-out, all tied together by the DPU.

Network · 18 Aug 2025 · 3 min

Performance-Adjusted TCO: The Real Math Behind Choosing Your AI Network

The most expensive network isn't always the best. As open Ethernet closes the performance gap, the real math comes down to Performance-Adjusted TCO. When speed is equal, the lower cost of hardware and people becomes the deciding factor.

Network · 14 Aug 2025 · 3 min

The Vendor Wars: NVIDIA's Integrated Fortress vs. The Open Ecosystem Alliance

The battle for AI networking is a clash of philosophies. NVIDIA's integrated fortress offers turnkey performance at a proprietary cost. The Open Alliance bets on collaboration and open standards. Your choice is more than tech—it's a strategic vote.

Network · 12 Aug 2025 · 3 min

Meet the DPU: The "Third Pillar" of Compute That Makes AI Clouds Possible

Your multi-million dollar GPUs are wasting time on chores. The DPU is the third pillar of compute, a specialized processor that offloads infrastructure tasks, freeing up your CPU/GPU and enabling the entire business model of the secure AI cloud.

Network · 06 Aug 2025 · 4 min

Packet Spraying & Flexible Order: The UEC's Secret Weapons for AI Networking

Traditional networks create traffic jams. Ultra Ethernet's secret weapons are packet spraying and flexible order—a new design that eliminates hotspots and unlocks the full power of the fabric by breaking all the old rules of packet delivery.