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Annotation of 43BSDReno/contrib/isode-beta/doc/islands/islands.tex, revision 1.1

1.1     ! root        1: % run this through SLiTeX
        !             2: 
        !             3: \documentstyle
        !             4:     [blackandwhite,landscape,oval,small,nrtc]{NRslides}
        !             5: 
        !             6: \raggedright
        !             7: 
        !             8: \begin{document}
        !             9: 
        !            10: \title {COMMUNICATIONS --- AN ENABLING\\
        !            11:         TECHNOLOGY\\
        !            12:         BRIDGING THE ISLANDS OF AUTOMATION}
        !            13: \author        {Dwight E.~Cass\\
        !            14:        Automation Sciences Laboratory\\
        !            15:        Northrop Research and Technology Center}
        !            16: \date  {August 8, 1986}
        !            17: \maketitlepage
        !            18: 
        !            19: \begin {bwslide}
        !            20: \ctitle        {THE CURRENT SITUATION}
        !            21: 
        !            22: \begin {nrtc}
        !            23: \item  LACK OF ADEQUATE COMMUNICATIONS HAS CREATED\\
        !            24:        ``ISLANDS OF AUTOMATION''
        !            25: \item  EFFECTIVE COMMUNICATIONS WITHIN A HETEROGENEOUS
        !            26:        ENVIRONMENT IS REQUIRED TO MAKE COMPUTER INTEGRATED
        !            27:        MANUFACTURING A REALITY
        !            28: \item  PROPRIETARY SOLUTIONS ARE NOT THE ANSWER
        !            29:        \begin  {nrtc}
        !            30:        \item   A TRULY HETEROGENEOUS ENVIRONMENT REQUIRES AN OPEN SYSTEM
        !            31:                APPROACH TO COMMUNICATIONS
        !            32:        \end    {nrtc}
        !            33: \end   {nrtc}
        !            34: \end   {bwslide}
        !            35:  
        !            36: \begin {bwslide}
        !            37: \ctitle        {THE INDUSTRY SOLUTION}
        !            38: 
        !            39: \begin {nrtc}
        !            40: \item  GENERAL MOTORS STARTED WORK ON THE MANUFACTURING
        !            41:        AUTOMATION PROTOCOL (MAP) IN 1980       
        !            42: \item  BOEING STARTED WORK ON THE
        !            43:        TECHNICAL AND OFFICE PROTOCOL (TOP) IN 1985
        !            44: \item  ISO BASED MAP/TOP PROTOCOLS ARE BECOMING AN ACCEPTED STANDARD
        !            45:        \begin  {nrtc}
        !            46:        \item   BOEING, MACDONNELL DOUGLAS, LOCKHEED AND HUGHES ARE
        !            47:                ADOPTING MAP/TOP
        !            48:        \item   THE DEFENSE COMMUNICATIONS AGENCY AND
        !            49:                THE AIR FORCE ARE ADOPTING MAP/TOP
        !            50:        \end    {nrtc}
        !            51: \end   {nrtc}
        !            52: \end   {bwslide}
        !            53: 
        !            54: \small
        !            55: \begin{bwslide}
        !            56: \ctitle        {THE OSI REFERENCE MODEL}
        !            57: \vskip-0.5in
        !            58: \diagram[p]{osipic}
        !            59: \end   {bwslide}
        !            60: 
        !            61: \begin{bwslide}
        !            62: \ctitle        {WHAT ARE MAP 2.1 AND TOP 1.0}
        !            63: \vskip-0.5in
        !            64: \diagram[p]{mappic}
        !            65: \end   {bwslide}
        !            66: 
        !            67: \normalsize
        !            68: \begin{bwslide}
        !            69: \ctitle        {MAP/TOP HAS MANY MISSING PIECES}
        !            70: 
        !            71: \begin {nrtc}
        !            72: \item  SECURITY HAS NOT BEEN ADDRESSED
        !            73: \item  SESSION LAYER IS INCOMPLETE
        !            74:        \begin  {nrtc}
        !            75:        \item   -- SYNCHRONIZATION SUBSET IS MISSING
        !            76:        \item   -- ACTIVITY SUBSET (REQUIRED FOR ELECTRONIC MAIL) IS MISSING
        !            77:        \end    {nrtc}
        !            78: \item  PRESENTATION LAYER IS MISSING ALTOGETHER
        !            79:        \begin  {nrtc}
        !            80:        \item   -- EBCDIC IS NOT ALLOWED ON THE NETWORK
        !            81:        \end    {nrtc}
        !            82: \end   {nrtc}
        !            83: \end   {bwslide}
        !            84: 
        !            85: \begin{bwslide}
        !            86: \ctitle        {MAP/TOP HAS MANY MISSING PIECES (CONT.)}
        !            87: 
        !            88: \begin {nrtc}
        !            89: \item  CRITICAL LACK OF APPLICATION PROTOCOLS
        !            90:        \begin  {nrtc}
        !            91:        \item   FILE TRANSFER (FTAM): STILL IN DRAFT PROPOSAL FORM
        !            92:        \item   APPLICATION INTERFACE (CASE): PROTOTYPE FROM AUTOFACT
        !            93:                DEMONSTRATION
        !            94:        \item   NETWORK MANAGEMENT: SEVERAL INCOMPATIBLE VERSIONS
        !            95:        \item   DIRECTORY SERVICES: SEVERAL INCOMPATIBLE VERSIONS
        !            96:        \item   ELECTRONIC MAIL: SESSION AND PRESENTATION EXTENSIONS
        !            97:                REQUIRED
        !            98:        \item   VIRTUAL TERMINAL: NOT YET INVESTIGATED
        !            99:        \item   REMOTE JOB ENTRY: NOT YET INVESTIGATED
        !           100:        \end    {nrtc}
        !           101: \end   {nrtc}
        !           102: \end   {bwslide}
        !           103: 
        !           104: \begin{bwslide}
        !           105: \ctitle        {$\ \ \ \ \ \ $ THE PROBLEM}
        !           106: \vskip-0.5in
        !           107: \diagram[p]{problem}
        !           108: \end   {bwslide}
        !           109: 
        !           110: \begin{bwslide}
        !           111: \ctitle        {OBSERVATIONS}
        !           112: 
        !           113: \begin {nrtc}
        !           114: \item  MANY OF THESE PROBLEMS HAVE PREVIOUSLY BEEN SOLVED, IN\\ DIFFERENT
        !           115:        SETTINGS, WITHOUT LOSS OF GENERALITY
        !           116:        \begin  {nrtc}
        !           117:        \item   SOME OF THESE SOLUTIONS ARE QUITE MATURE
        !           118:                (STABLE, ROBUST, AND ENJOY A HIGH DEGREE OF VENDOR SUPPORT)
        !           119:        \end    {nrtc}
        !           120: \item  MAP/TOP IS A STRONGLY LAYERED ARCHITECTURE, WHICH FACILITATES
        !           121:        APPLICATION-INDEPENDENCE OF UNDERLYING PROTOCOLS
        !           122:        \begin  {nrtc}
        !           123:        \item   SERVICES ARE IMPORTANT,\\ IMPLEMENTATIONS ARE NOT
        !           124:        \end    {nrtc}
        !           125: \end   {nrtc}
        !           126: \end   {bwslide}
        !           127: 
        !           128: \begin{bwslide}
        !           129: \ctitle        {HOW WILL NORTHROP GET TO MAP/TOP?}
        !           130: 
        !           131: \begin {nrtc}
        !           132: \item  WAIT FOR THE VENDORS TO COME UP WITH A SOLUTION
        !           133:        \begin  {nrtc}
        !           134:        \item   HOW MANY TIMES WILL SYSTEMS HAVE TO BE REWRITTEN?
        !           135:        \item   HOW MANY INTERIM SOLUTIONS WILL THE VENDORS SELL US?
        !           136:        \end    {nrtc}
        !           137: \item  DEVELOP A MIGRATION STRATEGY
        !           138:        \begin  {nrtc}
        !           139:        \item   ENSURE THAT ANY WORK STARTED TODAY WILL EASILY MIGRATE TO
        !           140:                TOTAL MAP/TOP SOLUTIONS, AS THEY BECOME AVAILABLE
        !           141:        \item   ALLOW FOR THE CO-EXISTENCE OF EXISTING SYSTEMS
        !           142:        \end    {nrtc}
        !           143: \end   {nrtc}
        !           144: \end   {bwslide}
        !           145: 
        !           146: \begin{bwslide}
        !           147: \ctitle        {TCP/IP AS THE MIGRATION VEHICLE}
        !           148: 
        !           149: \begin {nrtc}
        !           150: \item  MILSTD PROTOCOL SUITE MANDATED FOR ALL DoD NETWORKING
        !           151:        \begin  {nrtc}
        !           152:        \item   MATURE SET OF PROTOCOLS SINCE 1980\\ (DATING FROM c.1970)
        !           153:        \item   EMPHASIS ON RELIABILITY AND SECURITY
        !           154:        \item   WIDE VENDOR SUPPORT AND USER POPULATION
        !           155:        \item   VENDOR SUPPORT TO OTHER TECHNOLOGIES (e.g., SNA)
        !           156:        \end    {nrtc}
        !           157: \item  TCP/IP PROVIDES ROBUST TRANSPORT SERVICE
        !           158:        \begin  {nrtc}
        !           159:        \item   FUNCTIONALITY EQUIVALENT TO MAP/TOP TP4\\ (AS PER NRC REPORT)
        !           160:        \end    {nrtc}
        !           161: \item  DoD IS COMMITTED TO MIGRATING FROM TCP/IP TO MAP/TOP
        !           162:        \begin  {nrtc}
        !           163:        \item   NBS HAS ALREADY RECEIVED FUNDING TO DEVELOP APPLICATION
        !           164:                GATEWAYS FOR FILE TRANSFER AND ELECTRONIC MAIL.
        !           165:        \end    {nrtc}
        !           166: \end   {nrtc}
        !           167: \end   {bwslide}
        !           168: 
        !           169: \begin{bwslide}
        !           170: \ctitle        {TCP/IP FILLS IN THE APPLICATION PROTOCOL GAPS}
        !           171: 
        !           172: \begin {nrtc}
        !           173: \item  FILE TRANSFER: MILSTD FTP PROTOCOL
        !           174: \item  APPLICATION INTERFACE: MILSTD TCP PROTOCOL
        !           175: \item  NETWORK MANAGEMENT: SEVERAL IMPLEMENTATIONS
        !           176: \item  DIRECTORY SERVICES: SEVERAL IMPLEMENTATIONS
        !           177: \item  ELECTRONIC MAIL: MILSTD SMTP PROTOCOL
        !           178: \item  VIRTUAL TERMINAL: MILSTD TELNET PROTOCOL
        !           179: \item  REMOTE JOB ENTRY: SEVERAL IMPLEMENTATIONS
        !           180: \end   {nrtc}
        !           181: \end   {bwslide}
        !           182: 
        !           183: \begin{bwslide}
        !           184: \ctitle        {CONSTRUCTING THE SOLUTION}
        !           185: 
        !           186: \begin {nrtc}
        !           187: \item  BEST OF ALL SOLUTIONS REQUIRE COMPLEMENTARY CO-EXISTENCE:
        !           188:        \begin  {nrtc}
        !           189:        \item   UTILIZE TCP/IP FUNCTIONALITY NOT CURRENTLY PRESENT IN MAP
        !           190:        \item   UTILIZE MAP/TOP FUNCTIONALITY AS IT BECOMES AVAILABLE
        !           191:        \item   DEVELOP APPLICATIONS IN AN EVOLUTIONARY,\\
        !           192:                NOT REVOLUTIONARY FASHION
        !           193:        \end    {nrtc}
        !           194: \end   {nrtc}
        !           195: \end   {bwslide}
        !           196: 
        !           197: \begin{bwslide}
        !           198: \ctitle        {$\ \ \ \ \ \ $ WHERE TO JOIN THEM?}
        !           199: \vskip-0.5in
        !           200: \diagram[p]{join}
        !           201: \end   {bwslide}
        !           202: 
        !           203: \begin{bwslide}
        !           204: \ctitle        {WORK TO DATE}
        !           205: 
        !           206: \begin {nrtc}
        !           207: \item  REQUEST FOR COMMENTS (RFC) 983:\\
        !           208:        ISO TRANSPORT SERVICES ON TOP OF THE TCP
        !           209: \item  PROTOTYPE IMPLEMENTATIONS OF THE TSAP AND SESSION
        !           210:        PROTOCOLS FOR 4.2BSD UNIX AND AT\&T SYS V.2 UNIX
        !           211: \item  PRESENTATION OF THIS MATERIAL AT RECENT MAP/TOP USERS GROUP MEETING
        !           212: \item  ACTIVE PARTICIPATION IN STANDARDS COMMITTEES, INCLUDING NBS
        !           213:        MIGRATION COMMITTEES
        !           214: \end   {nrtc}
        !           215: \end   {bwslide}
        !           216: 
        !           217: \begin{bwslide}
        !           218: \ctitle        {ISO TRANSPORT SERVICES ON TOP OF THE TCP}
        !           219: 
        !           220: \begin {nrtc}
        !           221: \item  SPECIFIES A FULL TRANSPORT CLASS 4 (TP4) IMPLEMENTATION (ISO 8072)
        !           222:        EXCEPT FOR QUALITY OF SERVICE PARAMETERS
        !           223: \item  ALLOWS HIGHER LAYER MAP/TOP PROTOCOLS TO RUN WITHOUT ANY
        !           224:        KNOWLEDGE OF TCP/IP
        !           225: \item  ADDRESSING IS CURRENTLY TCP-BASED
        !           226: \end   {nrtc}
        !           227: \end   {bwslide}
        !           228: 
        !           229: \begin{bwslide}
        !           230: \ctitle {THE NEXT STEP}
        !           231: 
        !           232: \begin {nrtc}
        !           233: \item  IMPLEMENTATION OF PRESENTATION, CASE AND REMOTE PROCESS
        !           234:        CONTROL PROTOCOL (RS-511) WHICH RUN ON TOP OF THE TSAP.
        !           235: \item  VALIDATION BY RUNNING THE CODE ON A NATIVE MAP IMPLEMENTATION
        !           236: \item  IMPLEMENTATION OF RFC983 ON THE WIDE RANGE OF MACHINES CURRENTLY
        !           237:        IN USE AT NORTHROP
        !           238: \item  DEVELOPMENT OF MIGRATION ENGINES WHICH ACT AS GATEWAYS BETWEEN
        !           239:        TCP/IP BASED IMPLEMENTATIONS AND NATIVE MAP/TOP IMPLEMENTATIONS 
        !           240: \end   {nrtc}
        !           241: \end   {bwslide}
        !           242: 
        !           243: \begin{bwslide}
        !           244: \ctitle {LAN--BASED TSAP TO NATIVE MAP/TOP MIGRATION}
        !           245: \vskip-0.5in
        !           246: \diagram[p]{migrate}
        !           247: \end{bwslide}
        !           248: 
        !           249: \begin{bwslide}
        !           250: \ctitle        {CONCLUSIONS}
        !           251: 
        !           252: \begin {nrtc}
        !           253: \item  EFFECTIVE COMMUNICATIONS IS THE KEY TO COMPUTER INTEGRATED
        !           254:        MANUFACTURING
        !           255: \item  EVEN THOUGH MAP/TOP IS NOT COMPLETE, AN EFFECTIVE COMMUNICATION
        !           256:        SYSTEM CAN BE IMPLEMENTED TODAY WHICH
        !           257:        WILL EASILY MIGRATE TO THE EMERGING STANDARDS
        !           258: \item  AS THE DEVELOPERS OF THE MIGRATION PLAN, NORTHROP IS IN A LEADERSHIP
        !           259:        POSITION
        !           260: \item  ALLOWS DoD RESEACHERS TO BECOME ACTIVE PARTICIPANTS IN\\ MAP/TOP
        !           261:        DEVELOPMENT
        !           262: \end   {nrtc}
        !           263: \end   {bwslide}
        !           264: 
        !           265: \end   {document}

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