The command-line options for PNPENABL.EXE

/IO=	is the hexadecimal I/O address of the Ringnode you want to configure.
/INT=	is the interrupt (IRQ) channel you want the Ringnode to use. Valid values are 2, 3, 5, 7, 10, 11, 12 and 15.

The following command-line parameters are optional:

/QUIET	Suppresses all screen output.
/NOMORE	Disables the screen paging facility.
/?	Displays help information.

For example: PNPENABL /IO=0A20 /INT=10 /QUIET

enables the AT PnP Ringnode at I/O 0a20 and using IRQ 10. The screen output is also suppressed.