There is a simple anti-relay fix for 8.8 .mc files at
http://www.sendmail.org/antispam.html
--
Rex McMaster rex@mcmaster.wattle.id.au
http://www.compsoft.com.au/~rmcm/pgp-pk
Brian de Alwis writes:
> How do I configure sendmail to disallow relaying mail that is neither to
> nor from a machine in my domain?
>