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RFC 1426 - SMTP Service Extension for 8bit-MIMEtransport

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SMTP Service Extension for 8bit-MIMEtransport (RFC 1426, ; obsoleted by RFC 1652)

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RFC 1426: SMTP Service Extension for 8bit-MIMEtransport

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https://datatracker.ietf.org/doc/html/rfc1426

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IETF Datatracker

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This memo defines an extension to the SMTP service whereby an SMTP content body containing octets outside of the US ASCII octet range (hex 00-7F) may be relayed using SMTP.

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