## Presentation Device Driver Reference for OS/2

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### PRTPORT Field - ulPortType

ulPortType (ULONG) Medium used to communicate with the printer.

Bit Description

00 Reserved

01 PRTPORT_PORT_TYPE_LPT - 1

02 PRTPORT_PORT_TYPE_COM - 2

03 PRTPORT_PORT_TYPE_NETWORK - 3

04 PRTPORT_PORT_TYPE_SCSI - 4

05 PRTPORT_PORT_TYPE_INFRARED - 5

06 - FFFFFFFD Reserved

FFFFFFFE Other port type

FFFFFFFF Unknown.