On Mon, Mar 4, 2013 at 8:48 PM, yue <libvirt(a)163.com&gt; wrote: > i create VM through virt-manage. > add hardware--> graphic--(spice,vnc server) > i do not understand the word 'server' means, > In my opinion , spice or vnc server is on KVM-HOST side, vnc,spice client > connect to KVM-HOST. there are nothing to do with guestOS. > why virt-manage need me to add "server"? The question is around what graphics hardware do you want the guest to have? Do you want a standard VGA (which qemu will then turn into a VNC server for you)? Or do you want Spice (which requires driver support in the guest OS) which you can connect to with a Spice client? Does that answer your question?