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{{r|Simple Mail Transfer Protocol}}

The '''Simple Mail Transfer Protocol (SMTP)''', in an analogy to postal mail, is the Internet application protoc | title =Simple Mail Transfer Protocol

{{r|Simple Mail Transfer Protocol}}

==Simple Mail Transfer Protocol== ...scan, which can be done for reasons good or ill, is trying to access the [[Simple Mail Transfer Protocol]] (SMTP) on TCP port 25. A very large amount of spam comes from broadband-c

[http://tools.ietf.org/html/rfc5321 RFC-5321], "Simple Mail Transfer Protocol", J. Klensin, ed. (2008).

...y of application protocols; "telnetting to Port 25", for example, allows [[Simple Mail Transfer Protocol]] messages to be constructed at a window and sent to the SMTP server.

{{r|Simple Mail Transfer Protocol}}

{{r|Simple Mail Transfer Protocol}}

{{r|Simple Mail Transfer Protocol}}

...both client-server and peer-to-peer protocols. A peer-to-peer protocol, [[Simple Mail Transfer Protocol]] (SMTP) can initiate sending to, or receiving from, any other SMTP server.

...perate certain common Internet application infrastructure tools, such as [[Simple Mail Transfer Protocol]] (SMTP) [[email]] servers, [[World Wide Web]] performance accelerators suc

...ssion using the most basic commands in the [[Simple Mail Transfer Protocol|Simple Mail Transfer Protocol (SMTP)]]. Our intent is to provide a good feel for how SMTP works, without

...oprietary protocols have now been replaced by three universal standards, [[Simple Mail Transfer Protocol|SMTP]], [[Post Office Protocol|POP]], and [[Internet Message Access Protoco ==== Simple Mail Transfer Protocol (SMTP) ====

...b]] protocol, [[Hypertext Transfer Protocol]], while port 25 goes to the [[Simple Mail Transfer Protocol]]. It is absolutely necessary that, for a given protocol developed by the [

...purpose with a protocol (e.g., "Port 25" is always used to identify the [[Simple Mail Transfer Protocol]] (SMTP) running over the [[Transmission Control Protocol]] (TCP), no other

...some specialized function, and passing it on to the next relay using the [[Simple Mail Transfer Protocol|SMTP protocol]].<ref> Do not confuse [[Simple Mail Transfer Protocol | SMTP Relays]] with [[Router | routers]] or packet switches. In this clus

...some specialized function, and passing it on to the next relay using the [[Simple Mail Transfer Protocol|SMTP protocol]].<ref> Do not confuse [[Simple Mail Transfer Protocol | SMTP Relays]] with [[Router | routers]] or packet switches. In this arti

*SMTP ["Simple Mail Transfer Protocol". Was RFC 821 (STANDARD), Obsoleted by RFC 2821 (PROPOSED STANDARD)]

...or verb) applies both to the [[Internet]] [[email system]] based on the [[Simple Mail Transfer Protocol]] (SMTP) and to [[intranet]] systems on an internal network allowing users ...ssage in [[#Internet e-mail format|Internet e-mail format]] and uses the [[Simple Mail Transfer Protocol]] (SMTP) to send the message to the local [[mail transfer agent]] (MTA), in

...se domain names as identities, the next questions is which domain name. [[Simple Mail Transfer Protocol | SMTP]] offers no guidance. There are several domain names in a typical e