On Fri, 12 Jan 2001, "Thomas M. Albright" <[EMAIL PROTECTED]> wrote:
>
> Using ipchains I can block all addresses *not* from a partial Class C by
> saying:
> /sbin/ipchains -I input -s ! XXX.XXX.XX.X/25 -j DENY
>
> Can I do the same with ipfwadm? (The man page says nothing.)
Why not do it in two rules. First allow the subnet in (with -a accept),
then add a 2nd rule denying everything (e.g. -I -a deny -S 0.0.0.0/0)
Karl
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