# targetcli
/> cd /backstores/block
/backstores/block> create myblock1 /dev/sdb
/backstores/block/myblock1> cd /iscsi
/iscsi> create iqn.2003-01.org.linux-iscsi.fedora17.x8664:sn.b27d726e249b
/iscsi/iqn.20...726e249b/tpg1> cd luns
/iscsi/iqn.20...49b/tpg1/luns> create /backstores/block/myblock1
/iscsi/iqn.20...pg1/luns/lun0> cd ../../portals
/iscsi/iqn.20.../tpg1/portals> create 0.0.0.0
/iscsi/iqn.20.../0.0.0.0:3260> cd ../..
/iscsi/iqn.20...726e249b/tpg1> set attribute authentication=0