Cisco Cat 4K/6K Advanced Security Subscription 5-Year Term | Licensing — C1S1-5Y-CAT4K6KS4

Keep Cat 4K/6K security coverage aligned to long-term infrastructure plans with a 5-year Cisco subscription term. This licensing model is built for organizations that want to avoid short renewal cycles, reduce administrative overhead, and preserve continuity for supported deployments. For procurement and operations teams, a multi-year term simplifies budgeting while helping ensure the environment remains covered under the intended Cisco security program. It is a practical fit for sites where uptime, policy consistency, and lifecycle planning matter more than short-term licensing flexibility. By extending coverage over five years, this subscription supports a stable operating posture for installed Cat 4K/6K systems. It is well suited to enterprises standardizing on Cisco-managed security entitlements and looking for a cleaner path through renewal windows, contract alignment, and asset planning. Ideal For Standardizing licensing across Cisco Cat 4K/6K deployments Planning multi-year security coverage for enterprise sites Reducing annual renewal workload for procurement teams Supporting long-term asset and contract lifecycle management Why This Product 1 5-year term reduces renewal frequency versus annual licensing 2 Cisco subscription structure supports cleaner procurement planning 3 Designed specifically for Cat 4K/6K environments 4 Advanced security entitlement helps preserve coverage continuity