Here is a quick list of handy commands when configuring your iSCSI Initiators on Debian:

Install iSCSI Initiator on your system

# apt install -y open-iscsi

Find your Initiator IQN

# cat /etc/iscsi/initiatorname.iscsi

Discover targets on

iscsiadm -m discovery -t sendtargets -p,1

Confirm iSCSI status

iscsiadm -m node -o show

Login to target

iscsiadm -m node --login

Logout of target

iscsiadm -m node --logout

Confirm active session

# iscsiadm -m session -o show

Examine available partitions

# fdisk -l