... Apache HTTP Server Version 2.2 . ... Available Languages: en | ... Apache supports content negotiation as described in the HTTP/1.1 specification. ... Apache supports 'server driven' content negotiation, as defined in the HTTP/1.1 specification. ... If multiple representations are available, the resource is referred to as negotiable and each of its representations is termed a variant . ... In order to negotiate a resource, the server needs to be given information about each of the variants. ...