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Initial Connection Protocol Control Commands (RFC0145)

IP.com Disclosure Number: IPCOM000005901D
Original Publication Date: 1971-May-04
Included in the Prior Art Database: 2001-Nov-29
Document File: 3 page(s) / 3K

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

J. Postel: AUTHOR

Abstract

The following is my interpretation of the exchange between NCP's which would be necessary to carry out the Initial Connection Protocol of RFC #123. (This note corrects an error pointed out by Eric Harslem of RAND). (Download file contains alternative document formats.)

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This is the abbreviated version, containing approximately 100% of the total text.

Network Working Group                                          J. Postel

Request for Comments: 145                                     UCLA - NMC

NIC: 6739                                                     4 May 1971

Updates: 123

Obsoletes: 127

              Initial Connection Protocol Control Commands

     The following is my interpretation of the exchange between NCP's

   which would be necessary to carry out the Initial Connection Protocol

   of RFC #123.  (This note corrects an error pointed out by Eric

   Harslem of RAND).

      Server NCP                      User NCP

      __________                      ________

      Listen for Connection L         RTS, U, L, l

                                                  A

      STR, L, U, 32                   ALL, l  , 1, 32

                                            A

      Send 32 bits of data

      in 1 message on link l

                            A

      (value is S)                    Receive 32 bits of data

                                      from link l  (value is S)

                                                 A

      CLS, L, U                       CLS, U, L

      STR, S+1, U+1, B                STR, U+1, S, B

                      s                             u

      RTS, S, U+1, l                  RTS, U, S+1, l

                    B                               C

      wait for connection             wait for connection

      ALL, l , m , b                  ALL, l , m , b

            B   B   B                       C   C   C

      data sent to link l             data sent on link l

                         C                               B

      data received on link           data received on link l

                           B                                 C

Postel                                                          [Page 1]

RFC 145               Initial Connection Protocol             4 May 1971

      l , l , and l , are links, m  and m  are messages allocations, b

       A   B       C              B      C                            B

      and b  are bit allocations, and all other symbols are defined in

           C

      RFC #123.

      [This RFC is also available in .PS and. PDF format.]

          [ This RFC was put into machine readable form for entry ]

               [ into the online RFC archives by Lorrie Shiota]

Postel                                                          [Page 2]