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[173.48.42.254]) by smtp.gmail.com with ESMTPSA id i20sm351334qkk.67.2019.08.28.17.11.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 28 Aug 2019 17:11:53 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (1.0) From: Clem cole X-Mailer: iPhone Mail (16G77) In-Reply-To: Date: Wed, 28 Aug 2019 20:11:51 -0400 Content-Transfer-Encoding: quoted-printable Message-Id: References: <201908281841.x7SIfQS7053036@tahoe.cs.Dartmouth.EDU> To: William Pechter Subject: Re: [TUHS] dmr streams & networking [was: Re: If not Linux, then what?] X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: TUHS Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" William That=E2=80=99s right. 4.1a supported at least these plus the origina= l Xerox 3m card and I think a card MIT made for chaos and the protean card. i= irc. We had one of each of the production 10M Ethernet cards in the cad lab= at UCB at some point. The machine dec gave us had a dec card and that was t= he only dec card on campus so Sam would come over to my lab to test new OSse= s on that system. UCB originally bought 3com cards (eventually in the cad g= roup I got some early interlan cards from their ceo to test and I remember w= e liked them better for some reason I don=E2=80=99t remember). Before we had= the 3COM based 10M link, we had couple of 3M Xerox cards on the original li= nk back to Evans hall.=20 The Xerox cards were used with the BBN tcp before 4.1a. Eric cooper brought= all that up with Sam and Bob Kriddle Iirc. =20 That was all switched to the 3com cards pretty early to get 10M and Early af= ter 4.1a and I do remember sam and I had used all that to debug Routed as we= had the CAD Ethernet in Cory Hall, the back link to Evans and another Ether= net in the Evans machine room. =20 Sent from my PDP-7 Running UNIX V0 expect things to be almost but not quite.= =20 > On Aug 28, 2019, at 6:36 PM, William Pechter wrote: >=20 > I could've sworn 4.x BSD supported Micom Internan NI1010 or some other ear= ly > ethernet like 3com as well as the DEC boards. >=20 > Anyone have the 4.1 or 4.2 BSD docs handy. Mine are boxed away for safe k= eeping. >=20 >> On 8/28/2019 6:29 PM, George Michaelson wrote: >> This is an object lesson in not making assumptions about things. I had >> always assumed the V in UNIX 32V stood for something which went to >> demand paging, from 'Virtual Addressing'. Turns out: I was wrong. >>=20 >> One other note about sockets: The original 4.2 port had to be used by >> a lot of people without the ethernet, because we didn't have the DEC >> ethernet card it was written to. This made unix domain sockets very >> interesting because you could test in them. Except: the very first >> test program somebody wrote at Leeds university to create and write to >> a unix domain socket in /tmp crashed the vax. ... (this was around >> 1982/3) -We were warned off using sockets until the first patch tape >> came in the post. >>=20 >>=20 >=20