Cisco CAT 4K/6K Advanced Security Subscription 3-Year | Security Licensing — C1S1-3Y-CAT4K6KS2

Keep Cat 4K/6K environments covered with a 3-year Cisco advanced security subscription designed for organizations that plan infrastructure in multi-year cycles. This licensing model helps maintain security coverage over time, reducing the operational friction of shorter renewals and supporting more predictable budget planning. For teams responsible for critical infrastructure, subscription continuity matters. A longer term can simplify procurement, reduce administrative overhead, and keep security coverage aligned with the service life of the underlying platform. That makes this option a practical fit for environments where uptime, compliance, and lifecycle discipline carry real cost. Cisco’s advanced security subscription is positioned for customers who want to preserve protection without reworking their deployment strategy. It is a straightforward way to keep supported Cat 4K/6K systems under an active security entitlement while avoiding the uncertainty that comes with piecemeal renewal management. Ideal For Securing Cat 4K/6K deployments in multi-year infrastructure refresh cycles Standardizing license renewals for distributed operations teams Supporting procurement planning for fixed-term security coverage Maintaining active security entitlement across supported Cisco environments Why This Product 1 3-year term reduces renewal frequency versus annual licensing 2 Subscription model supports cleaner lifecycle planning 3 Cisco entitlement helps keep supported systems covered 4 Better fit for multi-year procurement than short-term renewals