Hello again I playing litle with qemu and networking I have read how to do it but can't get it work I use this command Qemu -net nic -net=tap,if=tap0 But will not work Something with option "if" is not valid for net The command looks so here Qemu -m 256 vpostmaster.mvdk -curses -net nic -net=tap,=if=tap0,script=no This commands are from centos wiki