From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,HTML_MESSAGE, MAILING_LIST_MULTI,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 Received: from minnie.tuhs.org (minnie.tuhs.org [IPv6:2600:3c01:e000:146::1]) by inbox.vuxu.org (Postfix) with ESMTP id BC60B28C88 for ; Fri, 7 Jun 2024 13:44:32 +0200 (CEST) Received: from minnie.tuhs.org (localhost [IPv6:::1]) by minnie.tuhs.org (Postfix) with ESMTP id 93D6842A13; Fri, 7 Jun 2024 21:44:26 +1000 (AEST) Received: from mail-ua1-x932.google.com (mail-ua1-x932.google.com [IPv6:2607:f8b0:4864:20::932]) by minnie.tuhs.org (Postfix) with ESMTPS id 968AD43107 for ; Fri, 7 Jun 2024 21:44:20 +1000 (AEST) Received: by mail-ua1-x932.google.com with SMTP id a1e0cc1a2514c-80acfd81899so626974241.1 for ; Fri, 07 Jun 2024 04:44:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dartmouth.edu; s=google1; t=1717760659; x=1718365459; darn=tuhs.org; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=yDqS9t5df5baWxXzRFjLB+LpbXSmyuPxLeB4yv2SYJs=; b=yBtcvW508wijh1K5hw5pEJGXYn8NM66Q5wixCnFq7ROpTtv1slqOJuhjlUwFLcAQ7d /Grl9PLrz3hSSTgiqrU64D2HuHs7HnnkP6t6L7b3OO7MVs7rXzVbv4OOQzxykYMFL8Tq /Ft2P05G8/evOvyfhxbKPENaIctpb/6Jf6SqdQ2tDJDFBqRYFUy3pQePOuloOyErUw9D 7DzP4xoSR9CBrUIJDiduRv4dARBBLn1mocrRVaWc/EfPPe4lDPJMv8zG2j2n7TjXD4gm P2wnNg/Xp3ESaebXLdrIQDhe1MgRpK/4UNrBd9UmZ1efDnkqo7MtOG5TVPE9krY/rtDg 0ilw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1717760659; x=1718365459; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=yDqS9t5df5baWxXzRFjLB+LpbXSmyuPxLeB4yv2SYJs=; b=H0D3GnOAhZFplDr0rLBqzuX4HZR6WN+lpBcjWtK+6ppJZ7mDPtgwNLjeZVVaGAgNgq mwKkR4GDDmThyo5rku0HEKu6IUlLdigAfSFVo7I1m+J4HTq3XgridQpk+odrVDHQgL8v Ce8asSHIRIQoWCkR5ndTXMbPNwaEURMiCQf1whWLS2Ae3my8bKN7+DYkL9FyFwO8bn9f WNcRfgfp+sp4I1LAEl/xTRNELNkjdLiYFOCuf8JmQsNUXI3rB9+U3uhCS747G80TKFCn bDJ8BjMuq47wwBi1uMtF1z8piev2Hg4KwYuSDrfEn9wITzKvY/5YYjbS+ub3NZsr4tCz JkNA== X-Gm-Message-State: AOJu0YyZM11CrByqx/Sh2DaofvdlEpOTpcrC76HcdNj3rba5I8XsreR6 VF37fDjDGyfPNMAXyx21EHkCB5ua8Yg/HpTfEZIvr58xnKeMpfH7a5+vVrXRqRmf81xx5ZOjc/w QMBjKiB52YYhLIdnqCK7ZNjPLF+r3Dp2+rw+qRMX+NguH4J1ZDVI= X-Google-Smtp-Source: AGHT+IFumVcBnb3ja+KedZNQJ/PDNAetIJOirmBtOD6RZONgeOtkM4Q9PVu7/R3clWJzT4Regig4ZLszsq/r7M3dg+E= X-Received: by 2002:a05:6102:31ab:b0:48b:c0a5:18db with SMTP id ada2fe7eead31-48c2767edecmr2040963137.14.1717760659008; Fri, 07 Jun 2024 04:44:19 -0700 (PDT) MIME-Version: 1.0 From: Douglas McIlroy Date: Fri, 7 Jun 2024 07:44:02 -0400 Message-ID: To: TUHS main list Content-Type: multipart/alternative; boundary="000000000000e3c80a061a4b5181" Message-ID-Hash: ST44EHXHDSZGPT5U6ON6W65ANSBR7PYL X-Message-ID-Hash: ST44EHXHDSZGPT5U6ON6W65ANSBR7PYL X-MailFrom: douglas.mcilroy@dartmouth.edu X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.6b1 Precedence: list Subject: [TUHS] CSRC Involvement in Non-UNIX AT&T Software Projects List-Id: The Unix Heritage Society mailing list Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: --000000000000e3c80a061a4b5181 Content-Type: text/plain; charset="UTF-8" > was there ever any crossover regarding UNIX folks applying their developments to other non-UNIX AT&T systems Besides Sandy Fraser's long-term effort to advance digital communication (as distinct from digital transmission), there was TPC; see TUHS https://www.tuhs.org/pipermail/tuhs/2020-April/020802.html and other mentions of TPC in the TUHS archives. Ken Thompson did considerable handholding for early adopters of Unix for applications within the Bell System, notably tracking automatic trouble reports from switching systems and managing the workflow of craftspeople in a wire center. Bob Morris's intimate participation in a submarine signal-processing project that Bell Labs contracted to produce for the US Navy set him on a career path that led to becoming chief scientist at NSA's National Computer Security Center. Gerard Holtzmann collaborated to instill model-checking in switching and transmission projects. Andrew Hume spent much time with AT&T's call records. Lorinda Cherry single-handedly automated the analysis of call centers' notes on customer contacts, This enabled detection of significant human-engineering and public-relations problems. An important part of my role as a department head was to maintain contacts with development labs so that R and D were mutually aware of each other's problems and expertise. This encouraged consulting visits, internships, and occasionally extended collaboration or specific research projects as recounted above. Doug --000000000000e3c80a061a4b5181 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
>=C2=A0was there ever any crossover regarding UNIX folks appl= ying their developments to other non-UNIX AT&T systems=C2=A0

Besides Sandy Fraser's long-term ef= fort to advance digital communication (as distinct from digital transmissio= n), there was TPC; see TUHS=C2=A0https://www.tuh= s.org/pipermail/tuhs/2020-April/020802.html and other mentions of TPC i= n the TUHS archives.

Ken Thompson did considerable handholding = for early adopters of Unix for applications within the Bell System, notably= tracking automatic trouble reports from switching systems and managing the= workflow of craftspeople in a wire center.

Bob Morris's in= timate participation in a submarine signal-processing project that Bell Lab= s contracted to produce for the US Navy set him on a career path that led t= o becoming chief scientist at NSA's National Computer Security Center.<= /font>

Gerard Holtzmann collaborated to instill model-checking in swi= tching and transmission projects.
=
Andrew Hume spent much time w= ith AT&T's call records.=C2=A0

Lorinda Cherry single-ha= ndedly automated the analysis of call centers' notes on customer contac= ts, This enabled detection of significant human-engineering and public-rela= tions problems.

<= div>An important part of my role as a department he= ad was to maintain contacts with development labs so that R and D were mutu= ally aware of each other's problems and expertise. This encouraged cons= ulting visits, internships, and occasionally extended collaboration or spec= ific research projects as recounted above.

Doug
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