This document provides a comprehensive overview of deploying an AI Network Fabric. It details the RoCEv2 topology, design considerations, configurations, and key insights derived from a successful proof of concept. The guide covers essential aspects of network setup, including Layer 3 IP Fabric implementation with BGP and QoS, as well as specific configurations for GPU PODs, Spines, and Leafs. It also delves into Quality of Service (QoS) policies, including ECN and PFC configurations, and offers practical CLI commands for verification and troubleshooting.
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Data-Driven Cloud Networking - Arista