This part is about setup iscsi-initator, and access volume to iscsi-target.

In order to make openstack support Neutron, we need to modify a little bit on devstack.

This is about how to setup an iscsitarget based on hlinux.In order to use this iscsitarget, first part is start up iscsi service, like install some components and let linux run this service ,second part is add a new volume to iscsitarget and expose to client then.

Allow ssh login between machines without passwd, each client will create a private key and public key and send public key to target manchine, then it will access without password.

This article is about how to use NBD(network block device) in a virtualization enviroment, we setup a nbd server and use their disk files to provide block devices for other clients. Also we could use remote nbd by kvm support instead of nbd client.