===== rhel iscsi initiator =====
yum install -y iscsi-initiator-utils
iscsiadm --mode discoverydb --type sendtargets --portal 192.168.4.1 --discover
iscsiadm --mode node --targetname iqn.2009-11.com.example:storage.disk1 --portal 192.168.4.1:3260 --login
# chkconfig iscsi on
===== rhel iscsi initiator + multipathing =====
# We have already ensured that we can reach the iscsi-target at 192.168.4.1 and 192.168.5.1
# Now we discover the targets over both paths and login
iscsiadm --mode discoverydb --type sendtargets --portal 192.168.4.1 --discover
iscsiadm --mode discoverydb --type sendtargets --portal 192.168.5.1 --discover
iscsiadm --mode node --targetname iqn.2009-11.com.example:storage.disk1 --portal 192.168.5.1:3260 --login
iscsiadm --mode node --targetname iqn.2009-11.com.example:storage.disk1 --portal 192.168.4.1:3260 --login
yum install -y device-mapper-multipath
cp /usr/share/doc/device-mapper-multipath-0.4.9/multipath.conf /etc
modprobe dm-multipath
# the paths should now appear
multipath -F
multipath
# To configure a multipath alias:
cat >>/etc/multipath.conf<>/etc/udev/rules.d/96-multipath.rules<