Usage:
iscsi --show [--user]
iscsi --setpassword
iscsi --sessions
iscsi --help
iscsi <command> <command-arguments>
<command> can be one of:
--show Displays command specific information.
--setpassword Set CHAP password
--sessions Show iSCSI sessions
For command-specific help, please type iscsi --help <command>
eg:
iscsi --help show