1. Compile from source will be easier than installing with apt-get.
2. Kernel source needed. crc32c kernel module needed.
3. modprobe iscsi_tcp crc32c.
4. /etc/init.d/open-iscsi start
5. /sbin/iscsiadm -m discovery -t st -p <ip>
6. /sbin/iscsiadm -m node –targetname <target name> –portal <ip> –login
Then, sd* will appear.