httpheaders.com - header fields


	Header Fields General Headers Fields General header fields apply to both the request and response messages. Request Headers Fields Request header fields allow the client to send additional information to the server that is not included on the request line. Response Headers Fields Response header fields allow the server to send additional information about the response that cannot be put in the status line. Entity Headers Fields Entity header fields define meta information about the entity-body or, if no body is present, about the resource identified by the request.