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)