# printing port list, in the form "number [options]"
# where:
#  - number is the port number in the range [0-9]
#    the p910nd daemon will listen on tcp port 9100+number
#  - options can be :
#    -b to turn on bidirectional copying.
#    -f to specify a different printer device.
#    -i bind to interface.
#
0  -b -f /dev/usb/lp0 -i 192.168.1.1
#1  -b -f /dev/usb/lp1 -i 192.168.1.1