Int 21/AX=FFC4h

TopWare Network OS v5.10+ - GET/SET LPT PORT ON PRINT SERVER

AX = FFC4h
BL = subfunction
00h get
Return:
AL = mapped printer port on print server
01h set
CL = network printer port (00h LPT1, 01h LPT2, 02h LPT3).
CH = local printer (00h LPT1, 01h LPT2, 02h LPT3)

Category: Network - Int 21h - T

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