Method         = "OPTIONS"                ; Section 9.2                   | "GET"                    ; Section 9.3                   | "HEAD"                   ; Section 9.4                   | "POST"                   ; Section 9.5                   | "PUT"                    ; Section 9.6                   | "DELETE"                 ; Section 9.7                   | "TRACE"                  ; Section 9.8                   | "CONNECT"                ; Section 9.9                   | extension-method    extension-method = token