per jessen ueecomputerorg carlos e r wrote said 535 invalid user id password want postfix ignore error retry many times possible possible permanent failure temporary failure postqueue f try flush queue nevertheless want postfix ignore response server retry want default postfix 25 youll look smtp_sasl_auth_soft_bounce per jessen zürich httpwwwspamchekcom spam business fri 08 aug 2008 015423 0100 opensuse possible force postfix retry failed sent mail