On Wed, 2022-06-22 at 12:32 +0100, Patrick O'Callaghan wrote:
> (See ... for context)
> 
> I have a Brother All-in-one wireless laser printer/scanner which has
> worked for years using the manufacturer's driver blob. I now want to
> configure it using the printer-driver-brlaser package from the Fedora
> repo.
> 
> I've uninstalled the original Brother driver and deleted the printer
> config using the CUPS interface.
> 
> I then added a new printer using the KDE System Settings widget, and
> attempted to print a test page. This appears to go through, but then
> the queue status shows "Unable to locate printer".
> 
> I deleted that configuration and tried again using the CUPS web
> interface. This shows up as:
> 
> dnssd://Brother%20DCP-7055W._ipp._tcp.local/
> 
> Printing a test page again shows "Unable to locate printer". This
> happens both using the generic IPP driver and the specific model
> driver
> from the RPM package.
> 
> The CUPS systemd service and AVAHI daemon are both running, as is
> systemd-resolved, which handles DNS-SD (I reloaded the latter just in
> case.)
> 
> I'm out of ideas. To repeat: both printing and scanning work
> correctly
> with the manufacturer's driver, so it's not a hardware or connection
> problem.

I deleted and reconfigured, this time using the JetDirect option rather
than IPP:

dnssd://Brother%20DCP-7055W._printer._tcp.local/

This seems to work, touch wood.

poc
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