> The hard drive on my firewall machine died overnight, so I rebuilt > it with a new hard drive this morning. I grabbed the most recent > OpenBSD CD I had
> Any ideas on where I might be going wrong, and what I can do to fix it? You should be restoring from backups. Then you'd have a known working setup including your config files. Even if the backups are a bit out of date, they should be closer than starting from scratch. As far as pf/nat advice, I'll leave that to the pf/nat experts.