Network Working Group                                   Elmer B. Shapiro
Request for Comment: 4                       Stanford Research Institute
Category: Informational                                    24 March 1969


                          Network Timetable


1  (n10) network checkout

2  Installation of communcation gear 8/1/69

  2a  From AT&T and/or BBN need dimensional, power and cabling
  specifications

  2b  Need to establish SRI desired alternate locations so as to
  determine maximum telco cable lengths

  2c  Need to establish location and drops on voice coordination
  circuits

  2d  Need circuit information on voice drops for tie to intercom
  system

  2e  Need to order and install a.c. power (coordinate with 4b)

  2f  See 16

3  Design and construct host-Imp interface 9/1/69

  3a  Need specifications from BBN

  3b  Develop trial design

  3c  Review with system programmers

  3d  Establish final design

  3e  Build and design hardware

  3f  Debug trial software with hardware loop test

4  Imp installation 9/15/69

  4a  from BBN get dimensional, power and cabling specifications

  4b  SRI orders and installs a.c. power (coordinate with 2e)




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5  Debug host-Imp interface 10/1/69

  5a  Get debug specifiations and procedures from BBN

  5b  Write programs to debug with BBN

      5b1  Transfers of test messages

      5b2  Test procedures for crash and recovery

      5b3  Check message fill and stripping procedures

  5c Try own transfer tests

      5c1  Verify transfers to Imp

      5c2  Verify transfers from Imp

      5c3  Verify transfers looped with Imp

  5d  Work out Imp reload and restart procedures

6  Test messages between UCLA-SRI 10/15/69

  6a  Network configuration

          SRI  |
               |
               |
               |
               |
               |
               |
               |
          UCLA |


  6b  Agree with UCLA on nature of test messages

      6b1  Formats

      6b2  Sequences

      6b3  Checks

      6b4  Test procedures

      6b5  Fault reporting



                                                               [Page 2]

  6c  Test integrity of messages

  6d  Test sequence of delivery

  6e  Measure delays

  6f  Loop with UCLA

  6g  System response to invalid and abnormal conditions

  6h  Lose and restore facilities

      6h1  Communication link

      6h2  Imps

      6h3  Hosts

  6i  Develop net trouble reporting scheme

7  Test messages between UCSB-SRI 11/15/69

  7a  Network configuration

          SRI .
             |  .
             |   .
             |     .
             |       .
             |         .
             ------------
          UCLA           UCSB

  7b  All of 6

  7c  Load network for alternate routing to be effective

  7d  Develop voice coordination scheme

      7d1  Three way conference

      7d2  Design and build conference gear

      7d3  Deliver conference gear to UCLA and UCSB

  7e  Route messages around ring

      7e1  Via Imps



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      7e2  Via hosts

      7e3  Six tests

        7e3a  UCLA-I, UCSB-I

        7e3b  UCLA-H, UCSB-I

        7e3c  UCLA-H, UCSB-H

        7e3d  UCSB-I, UCLA-I

        7e3e  UCSB-H, UCLA-I

        7e3f  UCSB-H, UCLA-H

8  Test messges between UTAH-SRI 12/15/69

  8a  Network configuration

          SRI .----------------UTAH
              | .
              |   .
              |     .
              |       .
              |         .
              |           .
              |             .
              |               .
          UCLA-----------------UCSB


  8b  Selected group of previous test

      8b1  All of 6

      8b2  7b

  8c  Expand voice coordination scheme

      8c1  UTAH has access to UCLA and UCSB via SRI

      8c2  with BBN and ARPA

9  Run simple TTY systems

  9a  Single user access




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      9a1  On a serving host

        9a1a  A to B

      9a2  From a using host

        9a2a  A to B

  9b Multiple user access

      9b1  On a serving host

        9b1a  A,C to B

      9b2  From a using host

        9b2a  A,A to B

      9b3  Various combinations

  9c  Login, logout, in and out of subsystems

  9d  Handling of error messages, crashes, recoveries

  9e  Establish message formats

  9f  Establish protocols

  9g  File storage and retrieval

  9h  Need user's guides for each site

  9i  Need to establish usage schedules

  9j  Need to set user names

  9k  Design and build comm exec or its equivalent

10  Run simple typewriter systems

  10a  Same as 9c - 9g

  10b  How define when in half or full duplex mode

  10c  How to set "break" characters

11  Run arbitrary terminals without local feedback




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12  Run arbitrary terminals

13  Move files

14  Develop debugging techniques

  14a  Fault detection

      14a1  Conformance to manual

      14a2  "Reasonableness" of result

      14a3  Comparison with alternate form of use

  14b  Cause localization

      14b1  Comm-Imp complex

      14b2  Serving host

      14b3  Using host

      14b3  Try other programs

      14b5  Monitor subsystem via "link" procedures, where possible

        14b5a  Use dialup Dataphone

        14b5b  Use voice coordination channel

      14b6  Move canned messages

  14c  Cause determination

  14d  Cause correction


        [ This RFC was put into machine readable form for entry ]
         [ into the online RFC archives by David Capshaw 11/97 ]












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