Thanks Yogesh
output of mt -f /dev/rmt0 status
# mt -f /dev/rmt0 status
rmt0 Available 71-T1-01 Other FC SCSI Tape Drive
attribute value description user
block_size 512 BLOCK size (0=variable length) True
delay 45 Set delay after a FAILED command True
density_set_1 0 DENSITY setting #1 True
density_set_2 0 DENSITY setting #2 True
extfm yes Use EXTENDED file marks True
location Location Label True
lun_id 0x0 Logical Unit Number ID False
mode yes Use DEVICE BUFFERS during writes True
node_name 0x2001000e11152b2a FC Node Name False
res_support no RESERVE/RELEASE support True
ret_error no RETURN error on tape change or reset True
rwtimeout 144 Set timeout for the READ or WRITE command True
scsi_id 0x11d00 SCSI ID False
var_block_size 0 BLOCK SIZE for variable length support True
ww_name 0x2002000e11152b2a FC World Wide Name False
#
parameters are set of my AIX by defualt in initSID.sap.
Regards