SAN Commands

luxadm fcode -p (lists SUN/QLOGIC HBAs and firmware on each).
luxadm -e port (Here you would be looking for a connected status for your device in question.)
luxadm -e dump_map /devices/pci@1f,4000/SUNW,qlc@4/fp@0,0:devctl (path is from above command)
luxadm probe
luxadm display <path> (path from above or WWN)
ls -l /dev/cfg (This will show you paths to controller mapping.)
cfgadm -al (View what fabric devices are seen and configured and their condition)
cfgadm -c configure c# (to configure a device ex: cfgadm -c configure c5::50020f2300000cab)
cfgadm -o show_FCP_dev -al (list luns under each device. very handy when troubleshooting lun issues).
ls -l /dev/fc (give you fp to path mappings)
prtconf -vp|grep -i wwn (will give you the wwn of all configured HBAs on the system, this is a snap shot of what the prom saw at boot).