mount luns solaris

Hi

I�m new to san and lun�s
I see the disks, but are not able to mount them

bash-3.00# mountall
checking ufs filesystems
/dev/rdsk/c3t5006016930601F86d0s6: I/O error
Can't open /dev/rdsk/c3t5006016930601F86d0s6: I/O error
/dev/rdsk/c3t5006016930601F86d0s6: CAN'T CHECK FILE SYSTEM.
/dev/rdsk/c3t5006016930601F86d0s6: UNEXPECTED INCONSISTENCY; RUN fsck MANUALLY.

bash-3.00# format
Searching for disks...done

c2t5006016130601F86d0: configured with capacity of 60.00GB
c3t5006016230601F86d0: configured with capacity of 60.00GB
c4t6006016030FA1400F76584D3F3E6DD11d0: configured with capacity of 60.00GB

AVAILABLE DISK SELECTIONS:
0. c0t0d0 <LSILOGIC-LogicalVolume-3000 cyl 65533 alt 2 hd 16 sec 136>
/pci@780/pci@0/pci@9/scsi@0/sd@0,0
1. c0t2d0 <LSILOGIC-LogicalVolume-3000 cyl 65533 alt 2 hd 16 sec 273>
/pci@780/pci@0/pci@9/scsi@0/sd@2,0
2. c2t5006016A30601F86d0 <drive type unknown>
/pci@7c0/pci@0/pci@8/SUNW,qlc@0/fp@0,0/ssd@w5006016a30601f86,0
3. c2t5006016130601F86d0 <DGC-RAID5-0226 cyl 49150 alt 2 hd 256 sec 10>
/pci@7c0/pci@0/pci@8/SUNW,qlc@0/fp@0,0/ssd@w5006016130601f86,0
4. c3t5006016930601F86d0 <drive type unknown>
/pci@7c0/pci@0/pci@8/SUNW,qlc@0,1/fp@0,0/ssd@w5006016930601f86,0
5. c3t5006016230601F86d0 <DGC-RAID5-0226 cyl 49150 alt 2 hd 256 sec 10>
/pci@7c0/pci@0/pci@8/SUNW,qlc@0,1/fp@0,0/ssd@w5006016230601f86,0
6. c4t6006016030FA1400F76584D3F3E6DD11d0 <DGC-RAID5-0226 cyl 49150 alt 2 hd 256 sec 10>
/scsi_vhci/ssd@g6006016030fa1400f76584d3f3e6dd11
Specify disk (enter its number):

what am I doing wrong ??
br Tom

Firstable, you must label the LUN, so you must select this disk into the format command, and answer yes to the question ' label y/n'.

Regards