Cisco C9500-DNX-E-28C-3Y 28P 100G Fiber 3-Year License | Enterprise — C9500-DNX-E-28C-3Y

Keep high-capacity Catalyst 9500 infrastructure under active software coverage with a 3-year ESS subscription aligned to 28-port, 100G fiber deployments. Built for enterprise switching environments, this license helps standardize entitlement management across core and distribution layers while supporting long-range refresh and renewal planning. For teams responsible for uptime, change control, and budget discipline, subscription-based licensing reduces ambiguity around software access and support continuity. It is a practical fit for organizations that want to preserve operational consistency on premium switching hardware without overcommitting to unnecessary extras. This SKU is positioned for environments where fiber throughput, policy control, and lifecycle predictability matter. It supports procurement teams that need a clear renewal horizon and infrastructure leaders who want to keep critical switching assets aligned with vendor software coverage over a defined term. Ideal For Renew software coverage for a Catalyst 9500 fiber switch in an enterprise core or distribution role Standardize licensing across high-speed campus switching deployments Plan a 3-year procurement cycle for network software entitlements Maintain active vendor coverage during a hardware refresh window Why This Product 1 3-year term provides clearer renewal planning than annual licensing 2 Built for Catalyst 9500 environments rather than general-purpose software 3 Supports 28-port 100G fiber deployments for higher-capacity switching 4 Subscription model helps align software coverage with refresh cycles