> 4.4BSD accepted packets to address on !IFF_UP interfaces. > For example, you can ping 10.1.1.1 in the following scenario > with 4.4BSD. > # ifconfig lo1 10.1.1.1 > # ping 10.1.1.1 <--- works as expected > # ifconfig lo0 down > # ping 10.1.1.1 <--- still works as you may have guessed 3rd line should read "ifconfig lo1 down". itojun