Kiedy nie ma neta…
/etc/hosts:
127.0.0.1 pong
console:
empathon@aden ~ $ ping pong PING pong (127.0.0.1) 56(84) bytes of data. 64 bytes from localhost (127.0.0.1): icmp_seq=1 ttl=64 time=0.079 ms 64 bytes from localhost (127.0.0.1): icmp_seq=2 ttl=64 time=0.074 ms ...