Why curl failed with 'curl: (1) Received HTTP/0.9 when not allowed' on RHEL9?

Solution Verified - Updated -

Issue

  • curl failed with curl: (1) Received HTTP/0.9 when not allowed
[root@rhel9]# curl  127.0.0.1:22
curl: (1) Received HTTP/0.9 when not allowed
[root@rhel9]# 

Environment

  • Red Hat Enterprise Linux 9

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