If you edited sasl_passwd or transport maps, you must run postmap /etc/postfix/filename and then postfix reload for the changes to take effect.
You should see the status of the deferred emails change from deferred to sent or successfully handed off to the intended transport agent. To help narrow down your exact issue, please share: The If you edited sasl_passwd or transport maps, you
Based on the specific phrasing "delivery temporarily suspended," the likely causes are: If you edited sasl_passwd or transport maps, you
Random pipeline failures and transport errors across multiple domains. If you edited sasl_passwd or transport maps, you
: Ensure the service name matches your transport map exactly.