>> 	you can do it with route(8) -ifp and -ifa modifiers.  or am I talking
>> 	about different thing?
>Errrr, my mistake. I was on a wrong window (FreeBSD 4.3) all the time.
>Maybe I should get a smaller screen and open only one xterm :-)
>Anyway, this works just fine on NetBSD but not on FreeBSD.

	even with freebsd, you must be able to do -ifa or -ifp, if you use
	"route change".

	# route add -inet default 10.0.0.1
	# route change -inet default 10.0.0.1 -ifp foo -ifa bar

	freebsd (or original 4.4BSD-based sys/net/rtsock.c) cannot handle
	-ifa or -ifp modifier on "add".

itojun