prtmediapathdefaultindex 1.3.6.1.4.1.11.2.3.9.4.2.2.5.1.1.9

The value of prtMediaPathIndex corresponding to the default media path; that is, the selection of the default media path. Additional information: This object can be set when the printer is not idle, and will return <noError> if successful, but the change will not affect the current job since the printer's default value, not the current value, is being changed. If the duplex unit is not installed, the only valid value for this object is 1; with duplex unit installed, All values are valid. 1 is simplex, 2 is LongEdgeBindingDuplex, and 3 is ShortEdgeBindingDuplex.