Nightmare with Samsung Unified Linux Driver

[h m]

> I've a Samsung CLP-325 Colour Laser Printer attached by ethernet
> to a computer running Centos-5.5 .
> (There is supposed to be a WiFi interface,
> but I've never got this to work;
> there is no mention of WiFi when I access the printer web-page,
> at 192.168.2.33 in my case.)
>
> I've downloaded and installed UnifiedLinuxDriver_1.07.tar.gz
> from Samsung support.
>
> I've tried adding the printer to my CUPS setup in various ways,
> and quite often get a Test Page out on the printer.
>
> The usual error I get in /var/log/cups/error is
> 	cupsdAuthorize: No authentication data provided
> though when I try to use the printer remotely on my laptop
> I also get
> 	Unable to execute /usr/lib/cups/filter/rastertosamsungsplc:
> 	No such file or directory
>
> I've googled for both, but while many people seem to have suffered
> in the same way as me, I haven't found any rational solution.
>
> If anyone is running a Samsung printer successfully
> with the Unified Linux Driver I would be very grateful
> to learn the secret of your success.
>
> --
> Timothy Murphy
> e-mail: gayleard /at/ eircom.net
> tel: +353-86-2336090, +353-1-2842366
> s-mail: School of Mathematics, Trinity College, Dublin 2, Ireland
>

i have a (x)ubuntu 11.10 and solved this way:

unpack the driver in /tmp

manually install the right ppd-file with cups

copy the files from the driver (cdroot/Linux/x86_64/at_root/usr/lib64/cups/*) into /usr/lib/cups/

my clp-320 worked then.