Vincent Pelletier: > I would rather postfix just stop sending emails altogether in such case, > than send them from an unexpected ip: a delay is preferable to me to > uncertainty as to how the emails were processed by recipient SMTPs. > > Is there something else I should set so postfix stops falling back to > no binding ?
This would require a new setting, for example to make smtp_bind_address failures a retryable error. smtp_bind_address_failure_action = warn (or defer) warn: current behavior defer: treat as a faiilure to connect Wietse