How to avoid bounce using fake "From" header

[Menno s mail list account]

On Wed, 20 Aug 2003 07:46:40 -0500, Mike Kercher wrote
> I doubt it.  How is MailScanner to know which header is bogus and
> which is not?
>
> Mike

Well a From header which is the same as the To header, or where the From is a
local domain could be marked as bogus.