rfc767.txt

RFC 相关的技术文档

                        3.  EXAMPLES & SCENARIOS

Example 1:  Text Example

  Suppose we want to send the following message:

    Date: 1979-03-29-11:46-08:00
    From: Jon Postel <Postel@ISIF>
    Subject: Meeting Thursday
    To: Danny Cohen <Cohen@ISIB>
    CC: Linda
     
    Danny:
     
    Please mark your calendar for our meeting Thursday at 3 pm.
     
    --jon.

  It will be encoded in the structured format.  The following will
  present successive steps in the top down generation of this message.
  The identification and command portions of the messages will not be
  expanded here (see [1]).

  1.  message

  2.  (identification, command, document)

  3.  (ID:<<identification>>,
       CMD:<<command>>,
       DOC:( date, from, subject, to, cc, body))

  4.  (ID:<<identification>>,
       CMD:<<command>>,
       DOC:(DATE:date,
            FROM:from
            SUBJECT:subject,
            TO:to,
            CC:cc,
            BODY:body))

  5.  (ID:<<identification>>,
       CMD:<<command>>,
       DOC:(DATE: 1979-03-29-11:46-08:00,
            FROM: (NET:ARPANET,HOST:ISIF,USER:Postel,PERSON:Jon Postel),
            SUBJECT: Meeting Thursday,
            TO: (NET:ARPANET,HOST:ISIB,USER:Cohen,PERSON:Danny Cohen),
            CC: (NET:ARPANET,HOST:ISIF,USER:Linda),
            BODY:
              Danny:


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              Please mark your calendar for our meeting
              Thursday at 3 pm.
               
              --jon.))

  6.  PROPLIST:
       (ID:<<identification>>,
        CMD:<<command>>,
        DOC:
          PROPLIST:(
            DATE: 1979-03-29-11:46-08:00,
            FROM:
              LIST:(
                PROPLIST:(
                  NET:ARPANET,
                  HOST:ISIF,
                  USER:Postel,
                  PERSON:Jon Postel,
                )ENDLIST,
              )ENDLIST,
            SUBJECT: Meeting Thursday,
            TO:
              LIST:(
                PROPLIST:(
                  NET:ARPANET,
                  HOST:ISIB,
                  USER:Cohen,
                  PERSON:Danny Cohen,
                )ENDLIST,
              )ENDLIST,
            CC:
              LIST:(
                PROPLIST:(
                  NET:ARPANET,
                  HOST:ISIF,
                  USER:Linda,
                )ENDLIST,
              )ENDLIST,
            BODY:
              Danny:
               
              Please mark your calendar for our meeting
              Thursday at 3 pm.
               
              --jon.
          )ENDLIST
        )ENDLIST


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  7.  proplist:(
        name:"ID", <<identification>>,
        name:"CMD", <<command>>,
        name:"DOC",
          proplist:(
            name:"DATE", name:"1979-03-29-11:46-08:00",
            name:"FROM",
              list:(
                proplist:(
                  name:"NET", name:"ARPANET",
                  name:"HOST", name:"ISIF",
                  name:"USER", name:"Postel",
                  name:"PERSON", name:"Jon Postel",
                )endlist,
              )endlist,
            name:"SUBJECT", text:"Meeting Thursday",
            name:"TO",
              list:(
                proplist:(
                  name:"NET", name:"ARPANET",
                  name:"HOST", name:"ISIB",
                  name:"USER", name:"Cohen",
                  name:"PERSON", name:"Danny Cohen",
                )endlist,
              )endlist,
            name:"CC",
              list:(
                proplist:(
                  name:"NET", name:"ARPANET",
                  name:"HOST", name:"ISIF",
                  name:"USER", name:"Linda",
                )endlist,
              )endlist,
            name:"BODY",
              text:"Danny:
                     
                    Please mark your calendar for our
                    meeting Thursday at 3 pm.
                     
                    --jon."
          )endlist
        )endlist








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Example 2:  Multimedia Example

  

      proplist:(
        name:"ID", <<identification>>,
        name:"CMD", <<command>>,
        name:"DOC",
          proplist:(
            name:"DATE", name:"1980-08-06-11:46-08:00",
            name:"FROM",
              list:(
                proplist:(
                  name:"NET", name:"ARPANET",
                  name:"HOST", name:"ISIF",
                  name:"USER", name:"Postel",
                  name:"PERSON", name:"Jon Postel",
                )endlist,
              )endlist,
            name:"SUBJECT", text:"Multimedia Test Message",
            name:"TO",
              list:(
                proplist:(
                  name:"GROUP", name:"Multimedia Experiment List",
                )endlist,
              )endlist,
            name:"CC",
              list:(
                proplist:(
                  name:"NET", name:"ARPANET",
                  name:"HOST", name:"ISIF",
                  name:"USER", name:"Linda",
                )endlist,
              )endlist,
            name:"BODY",
              proplist:(
                name:"SEQUENTIAL",
                  proplist:(
                    name:"TEXT",
                      proplist:(
                        name:"PROTOCOL", name:"PARAGRAPH",
                        name:"VERSION", index:"1",
                        name:"DATA",
                          list:(
                            text:"This is a test of multimedia mail."
                            text:"I hope you like it."
                          )endlist
                      )endlist


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                    name:"SIMULTANEOUS",
                      proplist:(
                        name:"VOICE",
                          proplist:(
                            name:"VOCODER", name:<vocoder>,
                            name:"PROTOCOL", name:"NVP",
                            name:"VERSION", index:"1",
                            name:"DATA",
                              list:(
                                bitstr:<parcel>
                                bitstr:<parcel>
                              )endlist
                          )endlist
                        name:"GRAPHICS",
                          proplist:(
                            name:"DEVICE", name:<device>,
                            name:"PROTOCOL", name:<protocol>,
                            name:"VERSION", index:<version>,
                            name:"DATA",<data>
                              )endlist
                          )endlist
                      )endlist
                name:"SEQUENTIAL",
                  proplist:(
                    name:"TEXT,
                      proplist:(
                        name:"PROTOCOL", name:"PARAGRAPH",
                        name:"VERSION", index:"1",
                        name:"DATA",
                          list:(
                            text:"That was supposed to be some voice
                                  and graphics in parallel."
                            text:"--jon."
                          )endlist
                      )endlist
                  )endlist
                )endlist
              )endlist
         )endlist
  










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                               REFERENCES


[1]   Postel, J., "Internet Message Protocol," RFC 759, 113,
      USC/Information Sciences Institute, August 1980.

[2]   Bhushan, A., K. Pogran, R. Tomlinson, and J. White, "Standardizing
      Network Mail Headers," RFC 561, NIC 18516, September 1973.

[3]   Myer, T., and D. Henderson, "Message Transmission Protocol,"
      RFC 680, NIC 32116, 30 April 1975.

[4]   Crocker, D., J. Vittal, K. Pogran, and D. Henderson, "Standard for
      the Format of ARPA Network Text Messages," RFC 733, NIC 41952,
      21 November 1977.

[5]   Barber, D., and J. Laws, "A Basic Mail Scheme for EIN," INWG 192,
      February 1979.

[6]   Braaten, O., "Introduction to a Mail Protocol," Norwegian
      Computing Center, INWG 180, August 1978.

[7]   Crocker, D., E. Szurkowski, and D. Farber, "An Internetwork Memo
      Distribution Capability - MMDF," Sixth Data Communications
      Symposium, ACM/IEEE, November 1979.

[8]   Haverty, J., D. Henderson, and D. Oestreicher, "Proposed
      Specification of an Inter-site Message Protocol," 8 July 1975.

[9]   Thomas, R., "Providing Mail Services for NSW Users," BBN NSW
      Working Note 24, Bolt Beranek and Newman, October 1978.

[10]  White, J., "A Proposed Mail Protocol," RFC 524, NIC 17140, SRI
      International, 13 June 1973.

[11]  White, J., "Description of a Multi-Host Journal," NIC 23144, SRI
      International, 30 May 1974.

[12]  White, J., "Journal Subscription Service," NIC 23143, SRI
      International, 28 May 1974.

[13]  Levin, R., and M. Schroeder, "Transport of Electronic Messages
      Through a Network," Teleinformatics 79, Boutmy & Danthine (eds.)
      North Holland Publishing Co., 1979.

[14]  Earnest, L., and J. McCarthy, "DIALNET: A Computer Communications
      Study," Computer Science Department, Stanford University, August
      1978.



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References



[15]  Crispin M., "DIALNET: A Telephone Network Data Communications
      Protocol," DECUS Proceedings, Fall 1979.

[16]  Caulkins, D., "The Personal Computer Network (PCNET) Project: A
      Status Report," Dr. Dobbs Journal of Computer Calisthenics and
      Orthodontia,  v.5, n.6, June 1980.

[17]  Postel, J., "NSW Transaction Protocol (NSWTP)," USC/Information
      Sciences Institute, IEN 38, May 1978.

[18]  Haverty, J., "MSDTP -- Message Services Data Transmission
      Protocol," RFC 713, NIC 34739, April 1976.

[19]  ISO-2014, "Writing of calendar dates in all-numeric form,"
      Recommendation 2014, International Organization for
      Standardization, 1975.

[20]  ISO-3307, "Information Interchange -- Representations of time of
      the day," Recommendation 3307, International Organization for
      Standardization, 1975.

[21]  ISO-4031, "Information Interchange -- Representation of local time
      differentials," Recommendation 4031, International Organization
      for Standardization, 1978.

[22]  Postel, J.,  "DOD Standard Internet Protocol," USC/Information
      Sciences Institute, IEN 128, NTIS number AD A079730, January 1980.

[23]  CCITT-X.121, "International Numbering Plan for Public Data
      Networks," Recommendation X.121, CCITT, Geneva, 1978.

[24]  Cohen, D., "Specifications for the Network Voice Protocol (NVP),"
      NIC 42444, RFC 741, NSC 68, RR-75-39, USC/Information Sciences
      Institute, January 1976.

[25]  CCITT-T.30, "Procedures for Document Facsimile Transmission in the
      General Switched Telephone Network," Recommendation T.30, Orange
      Book, V. 7, The International Telephone and Telegraph Consulative
      Committee,  International Telecommunication Union, Geneva, 1977.

[26]  Treadwell, S., "FAX File Format," ARPANET Message, 14 November
      1979.

[27]  Sproull, R., and E. Thomas, "A Network Graphics Protocol,"
      NIC 24308, Xerox Palo Alto Research Center, August 1974.





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[28]  Bisbey, R., and D. Hollingworth, "A Distributable,
      Display-Device-Independent Vector Graphics System for Command and
      Control," RR-80-87, USC/Information Sciences Institute, July 1980.

[29]  Bisbey, R., D. Hollingworth, and B. Britt, "Graphics Language,"
      TM-80-18, USC/Information Sciences Institute, July 1980.

[30]  Graphics Standard Planning Committee, "Core System," Computer
      Graphics, V. 13, N. 3, SIGGRAPH, ACM, August 1979.









































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