Erros

550 5.1.3 STOREDRV.Submit; Invalid Recipient Address

452 5.5.3 - Too Many Recipients

552 5.3.4 Message Size Exceeds Fixed Maximum Message Size

550 5.2.1 Content Filter Agent Quarantined This Message

500 5.2.2 Mailbox full

550 5.1.10 RESOLVER.ADR RecipientNotFound ou User unknown

554 5.1.0 Sender denied?

550 5.7.1 Sender ID (PRA) Not Permitted