Unix or BSD for Dec PDP 11/34 and 11/45

[Warner Losh]

On Fri, Sep 17, 2021 at 6:29 AM devin davison via cctalk <
cctalk at classiccmp.org> wrote:

> Thank you for the valuable information.
> It seems like v7 unix will be the way to go. Perhaps i can get some uucp
> connection going over a serial line out of the machine, that could be
> interesting.
>
> I found this page, and it confirms what you said about 2.11 bsd, not
> compatible with the 11/34 cpu.
>
> https://minnie.tuhs.org/PUPS/node6.html
>
> On the same page, there is mention of 2.9 bsd, and the 11/34 is listed as
> compatible. Is tcpip availible in this version?
>

No. 2.9BSD does not have TCP/IP. At least the distributions on TUHS don't
have it. 2.10 is the first one I can find with TCP/IP.

Ultrix 3.1 does have TCP, but it's not the most stable system when you
use it. It's kinda sorta 2.9BSD with some of the networking bits glued in.

Warner


> Thank you again for the helpful info.
>
> --Devin D.
>
>
>
> On Fri, Sep 17, 2021, 7:55 AM Pete Turnbull via cctalk <
> cctalk at classiccmp.org> wrote:
>
> > On 17/09/2021 12:37, devin davison via cctalk wrote:
> >
> > > I'm working to get my pdp 11/34  and 11/45 running. I was curious what
> > > versions of unix or bsd would work on the machines i have. I wanted to
> > set
> > > up  the systems with a bunch of dumb terminals and show them off at a
> > local
> > > maker fair.
> >
> > 7th Edition Unix would run on either machine, and will support multiple
> > serial terminals.  BSD 2.11 needs split I/D space, which the 11/34
> > doesn't have.
> >
> > > If possible too, id like to be able to telnet in to unix or bsd.I was
> > also
> > > curious if a ethernet interface exists for my unibus systems, or if i
> > could
> > > SLIP/PPP serial to another machine,so i could telnet in as well as use
> > dumb
> > > terminals.
> >
> > 7th Edition has no Ethernet/TCP/IP capability.  BSD 2.11 does.
> >
> > --
> > Pete
> > Pete Turnbull
> >
>