How to check FCS Adapter Speed on AIX

To Check  Fiber Channel  Device Driver  Speed Details.

# fcstat <fcs#> | grep -i port.



 Once HBA Card is plugged in and negotiate, the link speed should stay as it is and it will follow the speed of the switch. The adapter automatically negotiates with the switch to the highest speed of which the switch is capable (2GB,4GB and 8 Gb).


8- GB FC adapter :
  

 LEDs on each port provide information on the status and link speed of the port.





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