I solved my problem using that document. Thanks for your help!.
-- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/97878383-7d22-4100-8cc3-d2a53fd9a33d%40googlegroups.com.