Missing support for HTTP/2 ?

I have a webserver which works ok when you visit it in a browser or when you 
use curl, but Xymon http test shows "SSL error". Tests with "openssl s_client" 
from the command line works as expected.

Could the culprit be that xymonnet does not support HTTP/2 ?


/#curl --head https://<servername>/
HTTP/2 200 
cache-control: private
content-length: 4423
content-type: text/html
strict-transport-security: max-age=31536000
date: Wed, 01 Nov 2023 13:15:44 GMT


--Ingeborg
-- 
Ingeborg ?strem Hellemo  --  user-10370b7b8dde@xymon.invalid
Dep. of Information Technology  ---  Univ. of Troms?