duplex printing

[stelmo at savba.sk]

> Hi!
>
> My problem is that I am not able to print duplex.
>
> I am running debian sarge (cups version 1.1.20)
> and the printer is Xerox phaser 6250dp.
> (the ppd was downloaded from the xerox homepage)
>
> Let me point out that with debian woody (cups 1.1.14) everything works
> well.
>
> Any ideas?
>
> Thanks
>
>
>  Peter
>
Just a few more comments:

Using gpr it is possible to print duplex.

I downloaded the source package. Compiled the cupsd with no change.

I also tried the newest version 1.1.21rc1 (download from www.cups.org) and I had the same problem.