@misc{rfc6758,
    series =    {Request for Comments},
    number =    6758,
    howpublished =  {RFC 6758},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC6758},
    url =       {https://www.rfc-editor.org/info/rfc6758},
    author =    {Alexey Melnikov and Ken Carlberg},
    title =     {{Tunneling of SMTP Message Transfer Priorities}},
    pagetotal = 11,
    year =      2012,
    month =     oct,
    abstract =  {This memo defines a mechanism for tunneling of SMTP (Simple Mail Transfer Protocol) Message Transfer Priority values through MTAs (Message Transfer Agents) that don't support the MT-PRIORITY SMTP extension. This document is not an Internet Standards Track specification; it is published for informational purposes.},
}