List HBAs

Using systool

1. To install systool

   # yum install sysfsutils

2. Use systool to display WWPN

   # systool -c fc_host -v | grep port_name

Using lspci

1. Use lspci to display available HBAs

   # lspci -nn | grep -i hba

Location of defined HBAs

1. Information regarding the HBAs is located in the following directory

   /sys/class/fc_host/host#/*

   1. View the Port State

   cat /sys/class/fc_host/host#/port_state

   1. View the WWPN

   cat /sys/class/fc_host/host#/port_name

   1. View the Port Speed

   cat /sys/class/fc_host/host#/speed