Network Working Group J. Reynolds Request for Comments: 1700 J ...

RFC 1700 Assigned Numbers October 1994------------ -------------------------------- ---------SEND Send as mail [RFC821]SOML Send as mail or terminal [RFC821]SAML Send as mail and terminal [RFC821]EXPN Expand the mailing list [RFC821]HELP Supply helpful information [RFC821]TURN Turn the operation around [RFC821]8BITMIME Use 8-bit data [RFC1652]SIZE Message size declaration [RFC1653]VERB Verbose [Eric Allman]ONEX One message transaction only [Eric Allman]MAIL EXTENSION TYPESThe Simple Mail Transfer Protocol [RFC821] specifies a set ofcommands or services for mail transfer. A general procedure forextending the set of services is defined in [RFC1651]. The set ofservice extensions is listed here.Service Ext EHLO Keyword Parameters Verb Reference----------- ------------ ---------- ---------- ---------Send SEND none SEND [RFC821]Send or Mail SOML none SOML [RFC821]Send and Mail SAML none SAML [RFC821]Expand EXPN none EXPN [RFC821]Help HELP none HELP [RFC821]Turn TURN none TURN [RFC821]8 Bit MIME 8BITMIME none none [RFC1652]Size SIZE number none [RFC1653]MAIL SYSTEM NAMESIn some places, an identification of other mail systems is used.One of these is in "The COSINE and Internet X.500 Schema" (section9.3.18) [RFC1274]. The mail system names listed here are used as thelegal values in that schema under the "otherMailbox" attribute"mailboxType" type (which must be a PrintableString).Another place is in "Mapping between X.400(1988) / ISO 10021 and RFC822" (section 4.2.2) [RFC1327]. The names listed here are used asReynolds & Postel [Page 84]