On Thu, Aug 4, 2011 at 7:36 AM, Rustom Mody <rustompm...@gmail.com> wrote:
> Thanks Jonathan, Didier for the responses. > On Thu, Aug 4, 2011 at 1:22 AM, Didier Raboud <o...@debian.org> wrote: > > > Note that nowadays, cups blacklists the "usblp" kernel module, which > forces > > you to use the "usb" cups backend instead. > > > > Yes I gathered (something like) this is the issue, though I dont > understand the details. > Is it possible to reverse the blacklisting and see what happens? > > > Jonathan Nieder wrote: > > > > > Rustom Mody wrote: > > > > > >> I just have one little question -- hope someone on printing team can > > >> answer: Who makes the /dev/usb/lp0 device? > > > > > > udev. What versions of udev and the kernel do you use? Does > > > /etc/udev/rules.d contain any custom entries? > > > > Not sure how this is best checked. > Synaptic shows udev and libudev0 as > installed: 171-3 > latest: 172-1 > That is it is upgradable. I can try doing that but dont know if this > will only muddy the waters further :-) > > As for kernel: > uname gives me 2.6.32-5-686 > synaptic for linux-image-2.6.32.5-686 shows installed version at > 2.6.32-31 same as latest > Small addition. Just noticed this: The devices were originally appearing and disappearing on switching printer on and off under /dev/usb on the old working system On the new system I see similar behavior under /dev/bus/usb I guess I will just have to run the ccpdadmin command with the changed path. [Ive forgotten the command -- will have to fish it out] Does this seem appropriate?
