title: how to enable http2 on centos7
body: <p>I have CENTOS7 server, with: </p>
  
  <blockquote>
    <p>Server version: <strong>Apache/2.4.6</strong> (CentOS)</p>
  </blockquote>
  
  <p>.
  How can i enable/add HTTP/2 on these Apache ?
  I'm trying to send http2 requests from the client via Nghttp, but i get an error in the response (recv RST_STREAM frame ) as a result of server which does not supports Http2.</p>
  
  <blockquote>
    <p>I saw that i have to enable module_http2 in the apache, but i didn't
    found hot can i do this.</p>
  </blockquote>
  
  <p>Thanks in Advance.</p>