$ ping dc1
ping: unknown host dc1
$ nslookup dc1
Server: 192.168.1.10
Address: 192.168.1.10#53
Name: dc1.firma.local
Address: 192.168.1.1
$ ping 192.168.1.1
PING 192.168.1.1 (192.168.1.1) 56(84) bytes of data.
64 bytes from 192.168.1.1: icmp_seq=1 ttl=128 time=3.89 ms
64 bytes from 192.168.1.1: icmp_seq=2 ttl=128 time=0.451 ms
$ cat /etc/resolv.conf
nameserver 192.168.1.10
nameserver 192.168.1.1
search firma.local