Mail Transfer Protocol
application layer protocols | internet mail protocols | internet protocols
The Mail Transfer Protocol ( MTP) is an obsolete network protocol used to reliably transfer mail. RFC 780, which defined MTP, allocated tcp and udp port 57 for MTP. This port is no longer officially allocated for this service by IANA.
Replacement
The Simple Mail Transfer Protocol (SMTP) has replaced the Mail Transfer Protocol.
See also
External links
Category: Internet protocols Category: Application layer protocols Category: Internet mail protocols
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