On Tue, Jul 20, 1999 at 08:24:25AM +1000, Darren Reed wrote:
> In some email I received from Jens A Nilsson, sie wrote:
> > 
> > I don't understand "ifconfig lo0 127.0.0.1 netmask 0xffff0000"
> > changes the netmask correctly.
> 
> Why should changing the netmask require you to specify the IP# ?

Because the interface may have multiple addresses, with *different netmasks*.
There is no "per-interface netmask".

-- 
Thor Lancelot Simon	                                      tls@rek.tjls.com
	"And where do all these highways go, now that we are free?"