R Lists06 wrote: > Have you considered changing your setup to reject emails in the smtp process > if they do not have a valid rcpt to? i.e. a valid email address on your > machine to accept them? > > This will eliminate much of what you are experiencing... Well I'm willing to consider it. The problem is that the 'primary' MX for most of the inbound-relayed domains is a barracuda anti-spam device which talks to a Exchange server through a secret-handshake pipe I can't get at from the secondary. -- -- /\oo/\ / /()\ \ David Mackintosh | dave at xdroop.com