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Arista Modular Switches Aim At Scale Across Networks, Hit Scale Out, Too November 4, 2025

Chip designs are busting out beyond the reticle limits of lithography machines, making chiplets and high-bandwidth, in-package die-to-die interconnects inevitable. And AI training workloads are busting through datacenter walls, making scale out networks to lash together datacenters or even multiple regions into a single, logical datacenter just as inevitable.

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Mega Scale Campus Mobility Powered by Arista VESPA

Arista VESPA addresses critical scaling limits faced by major enterprises as they experience exponential growth in the number of clients and IoT devices. By bringing consistent, large-scale principles typically used in the data center to campus networks, Arista VESPA enables customers to design massive Wi-Fi roaming domain networks with over 500,000 clients.