Maintain uptime discipline across SN5400 environments with NVIDIA ENT Business Critical Support Services featuring 4-hour response and advanced replacement coverage. This renewal service is aimed at infrastructure teams that need a faster path to recovery when a switch failure threatens application access, storage connectivity, or campus network performance. Advanced replacement changes the recovery equation. Instead of waiting through a standard parts cycle, teams can move directly toward restoration with replacement hardware support aligned to the incident. Combined with a 4-hour response commitment, this service is well suited to operations where every hour of degraded switching can ripple across multiple business systems. The 18-month renewal term gives procurement and operations a defined support window for near-term planning, bridge periods, or phased refresh schedules. For organizations that run SN5400 switches in production, this service helps justify the premium by reducing the operational cost of delay and improving the odds of a fast, controlled return to service.