On Tue, 1 Dec 2020 22:38:57 -0000 (UTC), Arlen Holder wrote:

My HP LaserJet 2100tn Ethernet'd printer appears to support IPP based on a
network scan I ran from Android this morning showing 631 as an open port:
o https://i.postimg.cc/L4YqhR1P/printing16.jpg

UPDATE:

BTW, it's not as easy to find something as simple as this, on Windows:
o https://i.postimg.cc/qq3fY3qT/printing17.jpg Scan printer open ports

Android output that key printer data in a minute or two elapsed time.
o Windows, after hours, _still_ hasn't done a single decent port scan!

Here's the thread on the task of replicating that simple task on Windows:
o What Windows port scanning freeware do you recommend for general use?
https://groups.google.com/g/alt.comp.microsoft.windows/c/dqhQMscR3mA
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