8325#showinterface 1/1/55

Interface 1/1/55 is up
 Admin state is up
 Link state: up for 9 minutes (since Fri Mar 09 12:51:56 UTC 2018)
 Link transitions:1
 Description:
 Persona:
 Hardware:Ethernet，MAC Address:90:20:c2:bd:b6:00
 MTU 1500
 Type100G-DAC1/100G QSFP28 3m DAC
 Full-duplex
 qos trust none
 Speed 100000Mb/s
 Auto-negotiation is on
 Flow-control: off
 Error-control: RS-FEC
 L3 Counters: Rx DisabTed,Tx Disabled
 Rate collection interval: 300 seconds
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