Eif1/0/43                     notconnect     1           auto       auto unknown  
Eif1/0/44                     notconnect     1           auto       auto unknown  
Eif1/0/45                     notconnect     1           auto       auto unknown  
Eif1/0/46                     notconnect     1           auto       auto unknown  
         
Switch#show inv 
NAME: "Chassis", DESCR: "Cisco Catalyst Series C9500X-60L4D Chassis"
PID: C9500X-60L4D      , VID: V01   ，SN: FD028230DQH

NAME: "Slot 1 Router", DESCR: "Cisco Catalyst Series C9500X-60L4D Chassis"
PID: C9500X-60L4D      , VID: V01   , SN: FD028230EQY

NAME: "FourHundredGigE1/0/31", DESCR: "QSFP-DD 400GE CU1M"
PID: QDD-400G-CU1M      , VID:       , SN: APF25140A1K-CH2

NAME: "FourHundredGigE1/0/32", DESCR: "QSFP-DD 400GE CU1M"
PID: QDD-400G-CU1M      , VID:       , SN: APF25140A1K-CH1

NAME: "Power Supply Module 2", DESCR: "Cisco Catalyst 9500X Series 1.5KW-AC Power Supply"
PID: C9K-PWR-1500WAC   , VID: V01  , SN: QCS27405Y91

NAME: "Fan Tray 1", DESCR : "Cisco Catalyst 9500X Series 1RU Reverse Air Flow"
PID: C9500X-FAN-1U-R   , VID: V01  , SN: ACI2814009V