Today I had an unhappy unix student try to submit an assignment to me and could not. Spamcop has decided to go off blacklisting all yahoo/shaw etc servers worldwide.
Solution: remove: reject_rbl_client bl.spamcop.netfrom your smtpd_recipient_restrictions line until they fix their abuse issues.
Dan. -- Dan The Man CTO/ Senior System Administrator Websites, Domains and Everything else http://www.SunSaturn.com Email: d...@sunsaturn.com