[ih] The UCLA 360/91 on the ARPAnet/Internet

Sytel sytel at shaw.ca
Sat May 12 18:38:42 PDT 2012


In all seriousness, this sounds very informative-- is this manual available 
somewhere? Would love to know more about the "sit down, log in and do stuff" 
specifics of it, especially that original UCLA Sigma 7...

----- Original Message ----- 
From: "Vint Cerf" <vint at google.com>
To: "Bernie Cosell" <bernie at fantasyfarm.com>
Cc: <internet-history at postel.org>
Sent: Saturday, May 12, 2012 2:42 PM
Subject: Re: [ih] The UCLA 360/91 on the ARPAnet/Internet


> yes, that was the first machine connected at UCLA - Mike W did the
> hardware. Charley Kline and others had a hand in the i/o software. I
> wrote a modified version of the Sigma-7 operating system to run
> measurements and to generate artificial traffic into the network. Bob
> Kahn and Dave Walden paid visits to UCLA where we did particular
> experiments. We used this system to test the predictions of Len
> Kleinrock and his students about the performance of the ARPANET based
> on queueing models. Steve Crocker led the group that developed the
> Sigma-7 Experiment Timesharing system. We called it SEX and the most
> popular document among the geeks was the SEX Users Manual....
>
> v
>
>
> On Sat, May 12, 2012 at 5:19 PM, Bernie Cosell <bernie at fantasyfarm.com> 
> wrote:
>> On 12 May 2012 at 11:54, Robert Braden wrote:
>>
>>> The side discussion of the two IBM 360/91s at UCLA would
>>> seem to have little to do with Internet history. ...
>>
>> all this talk of UCLAs connections to the ARPAnet got me wondering:, am I
>> misremembering? Didn't UCLA have a Sigma 7 that connected to the
>> ARPAnet [I vaguely recall Mike Wingfield did the interface and I had to
>> work with him to debug something about it].
>>
>> /bernie\
>>
>> --
>> Bernie Cosell Fantasy Farm Fibers
>> mailto:bernie at fantasyfarm.com Pearisburg, VA
>> --> Too many people, too few sheep <--
>>
>>
>>
> 




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