Capacity Planning & Hardware Sizing

AI-Assisted Documentation

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Hardware selection, platform capacity, and traffic-flow sizing for the SD-Access fabric. This is the canonical sizing reference for the deployment; the design and implementation chapters link here rather than repeating sizing tables.

Contents

• Hardware Capacity & Traffic Design — platform selection, capacity per site type, and traffic-flow-driven sizing.
• Quick Reference Guide — condensed lookup of key sizing numbers and design rules.

DNAC and SD-WAN sizing

DNAC appliance sizing and SD-WAN platform sizing land in this section as they are finalised. SD-WAN-side sizing that depends on the fabric handoff cross-links to the SD-WAN site.