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  7. Network Working Group                             J. Postel
  8. Request for Comments # 127                        20 April 71
  9. NIC #5843                                         UCLA
  10. [Category D.1                                     Computer Science
  11. Updates 123]
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  13.                           Comments on RFC 123
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  15. The following is my interpretation of the exchange between NCP's which
  16. would be necessary to carry out the Initial Connection Protocol of RFC
  17. 123.
  18.  
  19.      Server NCP                                User NCP
  20.      ----------                                --------
  21.  
  22.      Listen for Connection on L                RTS, U, L, l
  23.      STR, L, U, 32                                         A
  24.  
  25.      Send 32 bits of data
  26.      in 1 message on link l
  27.                            A
  28.      (value is S)                              Receive 32 bits of data
  29.                                                from link l (value is S)
  30.                                                           A
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  32.      CLS, L, U                                 CLS, U, L
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  34.      STR, S+1, U, B                            STR, U+1, S, B
  35.                    s                                         u
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  37.      RTS, S, U+1, l                            RTS, U, S+1, l
  38.                    B                                         c
  39.  
  40.      wait for connection                       wait for connection
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  42.      ALL, l , m , b                            ALL, l , m , b
  43.            B   B   B                                 c   c   c
  44.  
  45.      data sent on link l                       data sent on link l
  46.                         c                                         B
  47.  
  48.      data received on link l                   data received on link l
  49.                             B                                         c
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  58.                                                                 [Page 1]
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  60. l , l , and l  are links, m  and m  are message allocations, b
  61.  A   B       c             B      c                           B
  62. and b  are bit allocations, and all other symbols are as defined in
  63.      c
  64. RFC 123.
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  67.        [ This RFC was put into machine readable form for entry ]
  68.          [ into the online RFC archives by Gert Doering 4/97 ]
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