While mail servers is usually configured to silently discard email, the SMTP RFC strongly discourages this Except senders are known being fraudulent or undesirable. For all other mail, the RFC recommends returning undeliverable mail using an error code. No-one intentionally indicates to overwhelm their teams. But leadership isn’t about https://itsupport19059.blogaritma.com/26527497/5-simple-techniques-for-bulk-email-blast