Even though mail servers is usually configured to silently discard email, the SMTP RFC strongly discourages this Unless of course senders are recognised to become fraudulent or undesirable. For all other mail, the RFC recommends returning undeliverable mail using an error code. Receiver interaction – Although bulk emails intention https://itsupport97306.bloguetechno.com/a-secret-weapon-for-powermtasend-email-62217263