Manufacturer/Support

ID Software, Inc.
(800) ID-GAMES - Sales/Support/Automated Support
Email ID Software Support

DOOM v1.4:
DIP Switches: 3, 5, and 8 DOWN(ON)

If you are experiencing problems configuring DOOM for modem play, we have 
a variety of files available to help you get up and running. These files 
are as follows and can be downloaded from our BBS(847-982-5092) or FTP 
Site(ftp.usr.com):

"DMSER.ZIP"   -  39099   04-22-94   DOOM SERIAL DEVICE DRIVER
"DOOMFIX.ZIP" -  31332   03-23-94   Modem fix for Doom.
"DOOMCFG.ZIP" -    572   11-01-94   MODEM.CFG for DOOM v1.666 and USR DS 
                                    HST V.34 running without compression 
                                    at 9600bps
"SER4.ZIP"    -  39420   11-14-94   DOOM Serial Device Driver