ITS#9080 a further relevant ITS

[Norman.Gray@glasgow.ac.uk]

I should also note that ITS#4996 (2007, closed) appears to be the issue=20
which resulted in the support for `-H "<proto>:///DN"` being added to=20
the command-line clients.

--=20
Norman Gray  :  https://nxg.me.uk
SUPA School of Physics and Astronomy, University of Glasgow, UK