Client reported the following issue with curl connection

Client has configured websockets for ADS 3.8, but is unable to make a connection via curl.  Is that normal?

<dialogue snippet>

bash-5.1$ curl -v -X GET http://ADS-SERVER.com:15000/config

Note: Unnecessary use of -X or --request, GET is already inferred.

*   Trying 0.0.0.0:15000...

* Connected to ADS-SERVER.com (0.0.0.0) port 15000 (#0)

> GET /config HTTP/1.1

> Host: http://ADS-SERVER.com:15000

> User-Agent: curl/7.76.1

> Accept: */*

>

* Mark bundle as not supporting multiuse

< HTTP/1.1 400 Bad Request

< Content-Type: text/html; charset=UTF-8

< Connection: close

<

* Closing connection 0

bash-5.1$