Why is the fc_remote_ports role listed as "unknown"?

Solution Verified - Updated -

Issue

  • What does an 'unknown' roles mean?
$ cat /sys/class/fc_remote_ports/rport-0:0-17/roles 
unknown
  • How can we clean up remote ports with unknown role?
  • Is there a way to reset the driver or HBA in a way to clean this up (with out rebooting)?

Environment

  • Red Hat Enterprise Linux 5

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