Was this an old message?  I am actually using SIO2k and JoHo actually    
   helped me get it working a while back. :)   
      
   -=> Andrew Leary wrote to Robert Wolfe <=-   
      
    AL> Hello Robert!   
      
    AL> 07 Sep 17 00:02, you wrote to all:   
      
    RW> + 06 Sep 23:51:53 MAX  Begin, v3.01 (task=1)   
    RW> ! 06 Sep 23:51:53 MAX  SYS0032:  Cannot open com port (com1)   
    RW> ! 06 Sep 23:51:53 MAX  Communications driver not properly installed   
      
    RW> However, whenever I run Maximus/2 in WFC mode, I do not get the above   
    RW> error message.   
      
    AL> Do you have the port-sharing parameter added to your SIO command line   
    AL> in CONFIG.SYS?   
      
    AL> ie:   
      
    AL> DEVICE=C:\SIO\SIO.SYS (COM1,3F8,IRQ4,-) (COM2,2F3,IRQ3,-)   
    AL> (COM3,INTERNET:3E8,NONE:IRQ4,-) (COM4,INTERNET:2E8,NONE:IRQ3,-)   
      
    AL> This is for a standard COM1 and COM2, and virtual COM3 and   
    AL> COM4.  The dash (-)   
    AL> parameter enables sharing the port between applications.   
      
    AL> Andrew   
      
    AL> --- GoldED+/LNX 1.1.5-b20170303   
    AL>  * Origin: Phoenix BBS * phoenix.bnbbbs.net (1:320/219)   
      
   ... Buckle up; it makes it harder for the aliens to suck you out of the car.   
   ___ MultiMail/CYGWIN_NT-6.1 v0.50   
      
   --- Maximus/2 3.01   
    * Origin: Neptune's Lair * Olive Branch, MS * os2bbs.org (1:116/17)