IPP is a #202206151232 mainly used by #202205301742 to communicate to each other. It supports browsing feature which enable computer on a local network to exchange printer list automatically. This can be enable by setting the option Browsing in CUPS to On. It usually listens to the well-known port 631.
Internet Printing Protocol (IPP)
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Common Unix Printing System (CUPS)
CUPS is a widely-adopted printing system for Unix-like operating system including #Linux. It manages print queues in the local machine and can act as a client to pass those printing jobs to remote computers that works with the same underlying network printing protocol, 202205301808# (alternatives are SMB/CIFS and LPD).