Re: draft-ietf-httpbis-http2-latest, Request Header Fields | Re: draft-ietf-httpbis-http2-latest, 5.5 Extending HTTP/2

On 17 July 2014 10:06, Yutaka Hirano <> wrote:
> So I plan to allow the client to start an opening handshake without knowing
> that the HTTP/2 connection is capable of WS.
> If it is not capable of WS, the client may retry connecting with the native
> WS.

You can do that; the failure mode is no worse, but you can succeed faster.

> To do so, the server must know the capability when the handshake request
> arrives.

The capability of the client is apparent when a request for :scheme =
"ws[s]" arrives.

Received on Thursday, 17 July 2014 17:08:30 UTC