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The Register · October 2, 2026 · On the brief until October 16, 2026

Stanford prof is beating the drum for a new protocol to replace TCP

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THE AI ANGLE
Idling GPUs during network latency delays

A retired Stanford professor is promoting Homa, a receiver-driven network protocol designed to replace TCP in datacenters. The message-based design prioritizes short packets to reduce latency for AI systems. Network engineers can test the protocol in Linux kernels alongside existing TCP traffic.

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THE TEACHING ANGLE
Debate whether moving congestion control from senders to receivers justifies replacing established TCP infrastructure.

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