victor duchovni dxdewmdieulnutmorganstanleycom thu feb 28 2008 010243am 0600 andy wright wrote could someone give reference change maximal_queue_lifetime variable per domain smtp transport domain basis possible within single postfix instance closest specify smtp_fallback_relay setting deliver mail separate postfix instance appropriate queue lifetime viktor disclaimer offlist followups get onlist replies get ignored please ignore replyto header unsubscribe postfixusers list visit httpwwwpostfixorglistshtml click link response solves problem best way thank send worked thanks followup must respond please put worked thanks subject delete quickly fri 08 aug 2008 000357 0500 per smtp transport domain queue lifetime