Int 2F/AX=C500h

AX = C500h

Return:
AL = status 00h not installed, OK to install 01h not installed, can't install FFh installed

Note: The interrupt-enable state will be preserved, but interrupts may be enabled during processing of this function

See Also: AX=C501h - AX=C508h

Category: Network - Int 2Fh - P