Xenix Serial Port Question...

From: Sellam Ismail <dastar_at_ncal.verio.com>
Date: Fri Aug 6 18:05:12 1999

On Fri, 6 Aug 1999, Roger Merchberger wrote:

> [[Editor's note: During my muckety-mucking, I noticed that the /etc/passwd
> file was *world writable*... is this normal for a stock Xenix install???
> That seems to be extremely poor security... especially for a dial-in
> capable box. :-( ]]

This was how I was able to "hack" (oops, a mis-use of the word :) into so
many Xenix boxes back in the day.

> Question 2) I found that some serial ports could be designated log-in
> enabled, and some were log-in disabled. If these settings are different,
> would that explain the differing signal status lights on my RS-232 tester?

Possibly. Since getty is probably not being run on those ports that are
not designated for log-in, it may not be turning on the DTR signal.

> Question 3) The serial ports on the multi-serial card are already wired for
> null-modem capability. What do I need to do to get my Tandy200 to talk to
> the ports. (Yes, the ports are set up for 9600 bps, 8-N-1 and X-on/X-off,
> as was my Tandy. Yet, no commo happened.)

You should be able to just plug the Tandy into the port without the need
for any null-modem adaptor.

Sellam Alternate e-mail: dastar_at_siconic.com
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Received on Fri Aug 06 1999 - 18:05:12 BST

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