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Jun 3, 2021 by Michael Sweet
Jan 3, 2024 by Michael Sweet
Internet Printing Protocol (IPP)
PWG 5100.18-2015: IPP Shared Infrastructure Extensions (INFRA)
INFRA doesn't talk about Release Printing
Michael Sweet

Michael Sweet Jan 3, 2024

Added a figure and discussion of how Acknowledge-Job releases a held job.

Michael Sweet Jan 2, 2024

Also Proof Printing

Michael Sweet Jun 3, 2021

Currently there is no way for a Proxy to discover whether it should operate in "Release Printing" mode where it only fetches jobs when an End User authenticates at a printer.