Category: <b>network</b>
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<pre><b>INT 21 - TopWare Network OS v5.10+ - GET/SET LPT PORT ON PRINT SERVER</b>

	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)
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