Cisco C9400-DNX-A-5Y SMARTnet Extended Service | 8x5xNBD Parts — C9400-DNX-A-5Y

Maintain service continuity on Cisco Catalyst 9400 chassis deployments with SMARTnet Extended Service. This 5-year subscription is built for teams that need predictable support coverage, fast parts replacement, and access to Cisco’s technical resources without adding operational uncertainty. The service delivers 8x5 support with Next Business Day parts response, helping reduce downtime risk when hardware issues occur. It also includes phone support, web knowledge base access, and new releases updates, so your team can stay current on fixes and maintenance guidance while keeping the platform aligned with Cisco’s support lifecycle. For infrastructure environments where the chassis is central to campus switching, the value is in response discipline and vendor-backed continuity. Instead of absorbing the cost and delay of ad hoc break/fix handling, this service gives procurement and operations a defined support path for five years. That makes it easier to plan budgets, manage risk, and keep critical network hardware covered by the original manufacturer. Ideal For Support Catalyst 9400 chassis in enterprise campus networks Maintain vendor coverage for production switching infrastructure Plan multi-year support for hardware refresh cycles Reduce operational risk for mission-critical network closets Why This Product 1 5-year term provides longer coverage than annual support plans 2 Next Business Day parts response helps reduce outage duration 3 Cisco-branded service keeps support aligned with the platform vendor 4 Includes updates and knowledge base access for faster troubleshooting