[TUHS] System III - TCP/IP

[Cory Smelosky]

Any ideas if any of this would work on Sys III for VAX?

(Or the technically opened PDP-11 that includes VAX)

Sent from my iPhone

> On Nov 7, 2015, at 11:20, Larry McVoy <lm at mcvoy.com> wrote:
> 
> So this seems pretty tough, 16 bit machine and all.  If you were to get
> it to work it would probably be with Lachman's STREAMS based TCP/IP.
> No idea if that was open sourced.
> 
>> On Sat, Nov 07, 2015 at 08:03:58PM +0100, Oliver Lehmann wrote:
>> Hi,
>> 
>> i have an old Z8001 based SysIII variant and I would love to have
>> TCP/IP on it (SLIP first, later with a homebrew ethernet device).
>> 
>> I wonder if someone ever saw TCP/IP available on a System III?
>> 
>> I have lets say 90% of the kernel running on it as source
>> available and I started digging in the available 4.2 BSD sources.
>> 
>> It looks like there would be much to do to hack in TCP/IP on my
>> own (no IPC, no Net, no PTY, no....).
>> 
>> I got K5JB running (userland TCP/IP implementation) after I fixed
>> some C code because the C Compiler available on the system is.....
>> kinda limited.
>> 
>> telnetd is of course not working as there are no pseudo-teletypes
>> on this SYSIII. At least I got ping, echoping and ftpd up and
>> running via SLIP
>> 
>> (10.1.1.2 is my SysIII box:)
>> 
>> # ping -c3 10.1.1.2
>> PING 10.1.1.2 (10.1.1.2): 56 data bytes
>> 64 bytes from 10.1.1.2: icmp_seq=0 ttl=254 time=316.317 ms
>> 64 bytes from 10.1.1.2: icmp_seq=1 ttl=254 time=297.328 ms
>> 64 bytes from 10.1.1.2: icmp_seq=2 ttl=254 time=296.369 ms
>> 
>> --- 10.1.1.2 ping statistics ---
>> 3 packets transmitted, 3 packets received, 0.0% packet loss
>> round-trip min/avg/max/stddev = 296.369/303.338/316.317/9.186 ms
>> # ftp 10.1.1.2
>> Connected to 10.1.1.2.
>> 220  FTP version K5JB.k37 ready at Tue Apr 30 22:25:47 1991
>> Name (10.1.1.2:root): test
>> 331 Enter PASS command
>> Password:
>> 230 Logged in
>> ftp> get sa.timer
>> local: sa.timer remote: sa.timer
>> 500 Unknown command
>> 500 Unknown command
>> 200 Port command okay
>> 150 Opening data connection for RETR sa.timer
>>  2571       0.53 KB/s
>> 226 File sent OK
>> 2571 bytes received in 00:05 (0.48 KB/s)
>> ftp> get wega
>> local: wega remote: wega
>> 200 Port command okay
>> 150 Opening data connection for RETR wega
>> 98723       0.51 KB/s
>> 226 File sent OK
>> 98723 bytes received in 03:05 (0.51 KB/s)
>> ftp> exit
>> 221 Goodbye!
>> #
>> 
>> So I wonder if someone got anything SYSIII -> Net/TCP/IP related
>> which could help me in any way to get a SYSIII kernel capable of
>> TCP/IP and PTYs to get a telnetd up and running via SLIP is my
>> first goal.
>> 
>> Regards,
>> Oliver
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> 
> -- 
> ---
> Larry McVoy                     lm at mcvoy.com             http://www.mcvoy.com/lm 
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