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.
When I try using vncviewer to remote access a libvirt virtual machine, it shows error:
VNC Viewer Free Edition 4.1.1 for X - built Apr 2 2015 21:51:06
Copyright (C) 2002-2005 RealVNC Ltd.
See http://www.realvnc.com for information on VNC.
Wed Dec 16 11:24:12 2015
main: unable to connect to host: Connection refused (111)