host 10.0.0.4 {
    filename "pxelinux.0";
    next-server 10.0.0.254;
    ##option root-path "10.0.0.254:/pxeboot";
    option root-path "10.0.0.254:/pxeboot";
    hardware ethernet 00:23:8b:9f:86:da;
    fixed-address 10.0.0.4;
}