[Printing-architecture] Do IPP requests really wake up printers?

[Michael Sweet]

Till,

No, many printers will wake up.

> On Nov 18, 2016, at 6:49 PM, Till Kamppeter <till.kamppeter at gmail.com> wrote:
> 
> Hi,
> 
> while working on driverless printing with cups-browsed (IPP Everywhere and generally IPP printers with known PDLs) I have done several tests on real printers and found out on one laser printer (HP Color LaserJet CM3530 MFP) and an inkjet printer (HP OfficeJet Pro 8500 A910) that if CUPS or cups-browsed queries the printer's capabilities via a get-printer-attributes IPP request, the printers did no get woken up, they both stayed in power-save mode.
> 
> Is this the case for all printers? Can I simply do this IPP request and printers of all manufacturers stay in power-save mode?
> 
>   Till
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_________________________________________________________
Michael Sweet, Senior Printing System Engineer