isc-dhcp-server не хочет слушать на vlan'е

auto eth1
iface eth1 inet static
        address 192.168.25.1
        netmask 255.255.255.0

auto eth1.13
iface eth1.13 inet static
        vlan-raw-device eth1
        address 192.168.4.1
        netmask 255.255.255.0

subnet 192.168.25.0 netmask 255.255.255.0 {
        authorative;
        range 192.168.25.51 192.168.25.249;
        option subnet-mask 255.255.255.0;
        option routers 192.168.25.1;
        option broadcast-address 192.168.25.255;
        option domain-name-servers 192.168.40.1;
        }
subnet 191.168.4.0 netmask 255.255.255.0 {
        authoritative;
        range 191.168.4.51 191.168.4.249;
        option subnet-mask 255.255.255.0;
        option routers 192.168.4.1;
        option broadcast-address 191.168.4.255;
        option domain-name-servers 8.8.8.8 , 8.8.4.4;
        }

No subnet declaration for eth1.13 (192.168.4.1).
** Ignoring requests on eth1.13.  If this is not what
   you want, please write a subnet declaration
   in your dhcpd.conf file for the network segment
   to which interface eth1.13 is attached. **