Ok here is the problem. My postfix server is the front end for 2 exchange
servers running Symantec Mail Security with spam filtering. The most
important thing is to cut down the spam as much as possible. We go to great
pains to maintain a proper list of recipients so we don't have "User
Unknown" b
Thank you for your response. However you didn't answer my question. Our
server keeps mail for 14days because it is a gateway for our customer's
exchange servers. We WANT it that way so in the event of a server outage our
server can keep the mail queued for the exchange servers until they get back
