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| = Mail Transfer Agent = | = Message Transfer Agent = |
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| A '''Mail Transfer Agent''' ('''MTA''') is a service that receives email and forwards it towards the intended destination. | A '''Message Transfer Agent''' ('''MTA''') is a service that receives email and forwards it towards the intended destination. |
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| * a mail user agent (MUA) * a mail submission agent (MSA) |
* a [[Email/MUA|message user agent]] (MUA) * a message submission agent (MSA) |
Message Transfer Agent
A Message Transfer Agent (MTA) is a service that receives email and forwards it towards the intended destination.
Contents
Role
Per the Simple Mail Transfer Protocol, an MTA receives mail from any of:
- another MTA
a message user agent (MUA)
- a message submission agent (MSA)
If the intended destination is not local to the MTA, it is forwarded to another MTA.