Dhcp auf Fedora funktioniert nicht

default-lease-time 600; 
max-lease-time 7200; 

option domain-name "Ziegler"; 
option domain-name-servers 192.168.1.1; 
option broadcast-address 192.168.1.255; 
option routers 192.168.1.1; 
option subnet-mask 255.255.255.0; 

subnet 192.168.1.* netmask 255.255.255.0 
{ 
range 192.168.1.10 192.168.1.20; 
}

No subnet declaration for start (0.0.0.0). 
Please write a subnet declaration in your dhcpd.conf file for the network segment to which interface start is attached exiting.

sbunet 192.168.1.0 netmask 255.255.255.0
{
      range 192.168.1.2 192.168.1.20
}