Cisco Smart License LS-FL-5921-RL4-K9= | 5921 ESR, 100 Mbps — LS-FL-5921-RL4-K9=

Protect service continuity on Cisco 5921 ESR platforms with a smart license built for x86 Level 4 and 100 Mbps coverage. This SKU is intended for environments where entitlement must match the deployed service tier, helping infrastructure teams avoid mismatched licensing and unnecessary procurement complexity. For network and operations teams, the advantage is precision. The license maps to a defined performance level, which makes it easier to align capacity planning, compliance, and renewal workflows with the actual service profile in use. That matters when the platform supports business-critical traffic and licensing errors can create avoidable friction. Cisco smart licensing also supports a more controlled administrative model than ad hoc entitlement management. Buyers evaluating this SKU are typically looking for a specific, auditable license path for a known Cisco platform and throughput tier. That makes it a practical choice when the goal is to maintain service access with clear commercial and operational boundaries. Ideal For Licensing a Cisco 5921 ESR deployment at 100 Mbps Maintaining entitlement for x86 Level 4 service tiers Renewing Cisco smart licenses for ESR platforms Supporting procurement for controlled network service capacity Why This Product 1 Specific to Cisco 5921 ESR deployments 2 Defined 100 Mbps service tier 3 Smart licensing for cleaner entitlement control 4 More precise than generic network licenses