imagistics ipc1-im8130 Administrator's Manual page 186

Option Alternate
Value Value
simplex
duplex lduplex
duplex_long
duplex=long
hduplex
sduplex duplex_short
duplex=short
vduplex
186
Duplexing
The current duplex mode can be specified using the following
options.
Description
Turns duplexing off.
Turns duplexing on with long edge binding.
Turns duplexing on with short edge binding.
If this option is not specified, the default value "simplex" will be
used.
It is not necessary to specify duplexing for Booklet Mode
(sduplex). Setting duplexing seperately can override the booklet
mode setting for duplexing.
Example: The command to specify long edge duplexing is "lp –o
duplex filename".
ipc1-im8130 Administrator's Guide