iscsi rhce step

Server side :
1. create logical/simple partition
2. yum install -y targetcli  (install targetcli package)
3. targetcli (press enter)
4. /backstore/block/ create /dev/mapper/lval (partition name)
5. /iscsi create iqn,2016-03.example.com:servername
6. /iscsi/iqn.2016-03.example.com:servername/acl/  create iqn.2016-03.example.com:desktopname
7. /iscsi/iqn.2016-03.example.com:servername/luns create /backstore/-- tab
8. /iscsi/iqn.2016-03.example.com:servername/portal create 172.25.x.11 3260
9. saveconfig
10. exit
11. firewall-cmd --permanent --add-port=3260/tcp
12. firewall-cmd --reload
13 systemctl enable target.service
14. systemctl start target.service


Client side
1. vim /etc/iscsi/initiators
     path  /iscsi/iqn.2016-03.example.com:desktopname
2. iscsiadm -m discovery -t st -p serverx.example.com
3. iscsiadm -m node -T iqn.2016-03.example.com:server -l
4.  iscsiadm -m node -T iqn.2016-03.example.com:server -u
5. iscsiadm -m session -P3 | grep attached
6. fdisk /dev/sda
7. mkdir /iscsi
8. vim /etc/fstab
   /dev/sda       /iscsi               ext4              _netdev    0 0
9. mkfs -t ext4 /dev/sda
10. mount -a