Cisco Catalyst C9400X-SUP-2XL Supervisor Engine - Control processor - redundant - 40GbE, 100GbE, 25GbE - plug-in module - for P/N: C9404R-10A, C9404R-RF, C9404R-WS, C9407R-10A, C9407R-96U-STK-EDU, C9410R-WS