Simple Mail Transport Protocol
INTERNET PROTOCOL USED FOR RELAYING E-MAILS
SMTP; Simple mail transport protocol; Simple mail transfer protocol; ESMTP; ETRN; Extended SMTP; EHLO; SMTP extension; Smtp; 8BITMIME; SMTP greeting; Smtp greeting; Esmtp; Mail protocol; Bsmtp; SMTP server; Smtp server; SMTP protocol; Port 587; Mail Transfer Protocol; E-mail structure; Mail stop code; Secure SMTP; Port 25; ASMTP; RFC 821; RFC 2821; Simple Mail Transport Protocol; RFC2821; RFC 5321; TCP port 25; SMTPUTF8; SMTP MTA Strict Transport Security; MTA-STS
einfaches Post-Übertragungsprotokoll (dient zur Übertragung von elektronischer Post im Internet)