On 10/16/2017 09:00 PM, Sean Kau wrote: > Would you mind linking a copy of the standard? I can only find an old > draft through a google search. > I have based myself on: ftp://ftp.pwg.org//pub/pwg/ipp/whitepaper/draft-ippusbspecification-20110510.pdf If there is something newer or better, please tell. Till