> Scanner: Toshiba e-Studio 2829A, Vendor ID 08A6, Product ID 8058
> OS: Linux Mint 20 XFCE
> SANE version: 1.0.29
>
> * 1. Can someone confirm my educated guess that the above 'scanner'
> (multi-function printer [MFP]) is not currently supported by SANE?
>
> * 2. If it isn't supported, would a back-end 'bug report' be the best
> way to request that support be added for it? (Or is there a reason
> that developers may not want to attempt this for this device /
> manufacturer?)
>
> * 3. Toshiba does have Linux drivers for this device on their website,
> but those seem to be only for the printing function, which works fine
> for me. (From the documentation, it looks like printing should work
> for Windows, Mac, and Linux, but that scanning may be limited to just
> Windows, at least in relation to the support that they provide
> themselves.)
>
> * 4. My ideal use case is to be able to scan via the network (LAN and
> wireless). The device is directly on the network with its own static
> IP address, which I can ping successfully. Opening the default
> front-end 'Document Scanner' ('simple-scan') results in the message
> 'no scanner detected'. Running this front-end from the terminal with
> the device's URI results in it telling me it's ready to scan, but
> when I attempt to scan it gives a message about not being able to
> connect to the device.
>
> * 5. I've grep'd the back-end config files on my system for both the
> vendor ID and the product ID and didn't find any matches, which seems
> consistent with the list of supported devices showing nothing from
> Toshiba.
>
> * 6. I've installed 'sane-airscan', and both 'scanimage -L' and
> 'airscan-discover' come up empty, so it appears this device does not
> support the related protocols for driverless scanning.
>
> * 7. Does anyone know of a workaround for getting this device to work
> on my system for the use case mentioned above?
A quick search shows that your device should be able to scan to SMB and FTP:
https://www.toshibatec.com/cnt/products_overseas/monochrome_mfps/eS2829A_series/
So I guess the easiest thing would be to do scanning at the device and let
it send the scans to an FTP or SMB server.
Regards,
Simon