finally I succeeded in short-edge duplex printing even with ubuntu, I used foomatic/hpijs-pcl5e but the good news isn't over because this driver/ppd handles printing margins correctly and it isn't scared by thin horizontal lines
finally I succeeded in short-edge duplex printing even with ubuntu, I used foomatic/ hpijs-pcl5e but the good news isn't over because this driver/ppd handles printing margins correctly and it isn't scared by thin horizontal lines