What about using a terminal server for tnc connection, how does one use that for
a connection say from DOSEMU APRS to the tnc, It works on a serial port but how
can one use a terminal server where the onlyconnection I know of is telnet
TermIP port 20xx. ??
On Thu, 10 Jun 1999, Gerd wrote:
> Hello Ivo, hello all,
>
> > > > Yes, but - how do you connect e.g. such a cheap RealTek PC NIC to,
> > > > let's say, a TNC2?
> > >
> > > By buying an Ethernet<>RS232 adapter and pluging it on the TNC2.
> >
> > Sorry if I missed something, but what's the point to connect TNC2 to a
> > high speed Ethernet? Don't you have serial ports available?
> > As far as I know TNC2 supported up to 9600, right? So why bothering with
> > Ethernet.
>
> As you already guessed, it's the usual problem with serial ports
> and their IRQs. If you use more than 2 serial ports you will have to
> purchase not only an expensive multiport serial card but also
> assign a single IRQ to every serial port (if you do not have a special
> card with all its ports having shared one IRQ - very expensive).
> That's why I asked for some experiances with these cards in this
> list, too....
> Besides this there's also a problem with the various sockets
> necessary for each port. Some older PC cases cause problems
> here. Last not least you then have only ONE cable coming from the
> PC instead of 4 or more of them.
>
> [...]
>
> > I have overlooked pages for Ethernet TNC4. The main problem I saw was that
> > it is proprietary device. If they decide to place schematics, source code
> > and other stuff on the web then it could be something, but I don't think
> > they will. So, what to do next?
>
> Do a real open, modular and cheap TNC design?
>
> Cheers, 73
>
> Gerd
>
The Net Lab year 2000 and beyond Internet Education is Science
http://www.netlab.org
WA0JRJ - Jerry
ICQ 6408731
AIM PappyJerry
