RFC 2920: SMTP Service Extension for Command Pipelining

This memo defines an extension to the Simple Mail Transfer Protocol (SMTP) service whereby a server can indicate the extent of its ability to accept multiple…

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Outgoing relationships (1 related RFC)

Obsoletes — RFC 2197: SMTP Service Extension for Command Pipelining

Incoming relationships (4 related RFCs)

Normatively referenced by — RFC 4550: Internet Email to Support Diverse Service Environments (Lemonade) Profile
Normatively referenced by — RFC 9422: The LIMITS SMTP Service Extension
Informatively referenced by — RFC 2821: Simple Mail Transfer Protocol
Informatively referenced by — RFC 3030: SMTP Service Extensions for Transmission of Large and Binary MIME Messages