ETRN options for queue restart. Set maximum accounts. User message on account creation. Default delivery rule. Footer text appended to messages.
Robot Start a customer executable on delivery of a message.
Example C code in Reference Manual. Default Delivery Rule Unknown user action allows messages to be transferred, failed, delivered or rejected when the user account does not exist in a domain. Smart Delivery Rules Allow redirection of inbound email to any address based on wildcard RCPT, incoming IP, MAIL, local IP parameters. Allows emergency addition of system administrator account. Check accounts on server, delete messages.