s sent by the server, where possible.

   The server SHOULD generate a Location header field (<a href="./rfc7231#section-7.1.2">[RFC7231],
   Section&nbsp;7.1.2</a>) in the response containing a preferred URI reference
   for the new permanent URI.  The user agent MAY use the Location field
   value for automatic redirection.  The server's response payload
   usually contains a short hypertext note with a hyperlink to the new
   URI(s).

   A 308 response is cacheable by default; i.e., unless otherwise
   i