Subj : ET phone home
To   : Nick Andre
From : Roger Nelson
Date : Fri Jan 13 2017 07:17 am

On Thu Jan-12-2017 09:06, Nick Andre (1:229/426) wrote to Roger Nelson:

 NA> On 12 Jan 17  06:59:08, Roger Nelson said the following to Nick
 NA> Andre: 

NA> Not necessarily. A system crash, or more specifically a DOS program that
NA> just decides to give-up... does not automatically drop the carrier signal
NA> on a COM port unless its told to do so or a hard-reset is done.

RN> It just seems to me that if the program that was using the modem crashed,
RN> there would no reason for the modem to continue the carrier.

 NA> The modem doesn't know that. Its job is just to keep carrier until
 NA> its told  not to. Either by the other side dropping carrier or due
 NA> to a software  procedure call or a hardware reset.

In that event, and if one is aware of it, a terminal program could be run and 
the command ATH0=0 could be issued which might fix that problem (maybe).  It's 
been a long time for me and modems, so that AT command may be slightly wrong.


Regards,

Roger 
--- timEd/386 1.10.y2k+ W10 (1607)
 * Origin: NCS BBS - Houma, LoUiSiAna - (1:3828/7)

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