[Info-vax] Reverse telnet to a terminal emulator?

[Kari Uusimäki]

On 19.7.2011 14:58, Johnny Billquist wrote:
> On 2011-07-19 13.47, VAXman- @SendSpamHere.ORG wrote:
>> In article<j02l2e$2ha$1 at speranza.aioe.org>, Snowshoe<no at spam.please>
>> writes:
>>> Is there any such thing as VTxxx-compatible terminal server software
>>> that runs on a PC that, instead of actively connecting to a host via
>>> telnet, is "passive", it waits until something connects to it? Once a
>>> host connects to it, it acts like a regular VTxxx terminal. My idea is
>>
>> There are some here, myself included, would argue that there is no
>> PeeCee software that acts like a regulat VT terminal.
>
> Actually, the terminal application that DEC wrote, which is a part of
> pathworks, might be good. I have not tried it extensively, but if there
> is one program that might do things right, that would be it, I think.
>

Which one do you mean?
There was the SETHOST (dos-based) and VT320 (Windows-based) from DEC.
In later Pathworks kits there has been the PowerTerm which is a product 
from Ericom.


>>> for VMS to reverse-telnet to it. (TELNET> CREATE_SESSION 10.9.8.7 23 100
>>> creates TNA100: on host at IP address 10.9.8.7 port 23) This is to
>>> replace a hardwired terminal that doesn't log in, but an application
>>> currently allocates it and uses it for part of its operator interface.
>>>
>>> If the answer is "no", an alternative is for someone to use ordinary
>>> terminal server SW to telnet into the VMS host and run a do-nothing
>>> program that goes into a permanent LEF state, and VMS finds its TNAx
>>> device and writes to it, but this is one step I'd rather not have the
>>> operators do.
>>
>> Sounds like a good job for a pseudo-terminal application. You connect
>> your PeeCee with the not-ready-for-prime-time VT terminal emulation to
>> its PTD$READ side and your application talks to its PTD device. It's
>> a very simple thing to program.
>
> Yes. Pretty much a similar solution to what others have suggested using
> a short program listening to two tcp ports, and connect them together.
>
> I don't know of any terminal emulator program who provides a tcp listener.
>
> Johnny


Kari