cat /dev/zero |
iptables -t nat -A PREROUTING -p tcp -d 46.4.113.109 --dport 80 -i eth0 -j DNAT --to-destination 192.168.42.91:80
"zone \"$domain\" { type slave; masters {$hostip;}; file \"/var/named/slaves/$domain.hosts\"; };"
include "file_of_zones.conf";