Problem to Get Information

Good day. I run this command curl -k -u user:password -H “Content-Type: application/json” -X GET

 

With my login,password and ip server.

 

And I return this error.

 

http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">

 

 

Object not found!

The requested URL was not found on this server. If you entered the URL manually please check your spelling and try again.

 

Error 404

 

 

 

Tue May 19 13:06:44 2015

 

 

 

I need change any configuration inside F5-Big-IP?