DOS Emulator for Linux

 DOSEMU is a PC Emulator application that allows Linux to run a DOS
 operating system in a virtual x86 machine. This allows you to run
 many DOS applications.
  - Color text and full keyboard emulation (via hotkeys) via terminal.
  - Built-in X support, includes IBM character set font.
  - Graphics capability at the console with most compatible video cards.
  - DPMI support so you can run DOOM.
  - CDROM support.
  - Builtin IPX and pktdrvr support.