Re: HTTP/2 extensions and proxies

On Tue, Oct 1, 2013 at 12:11 PM, Martin Thomson
<martin.thomson@gmail.com> wrote:
>[snip]
> If we need end-to-end extensions, then intermediaries need to ignore, but
> pass, unknown stuff. However, I think that we need to allow for
> intermediaries that don't want to assume the risks associated with
> extensions and allow intermediaries to drop unknown frames, but only if they
> drop *all* unknown frames.

-1 .. if the intermediary needs to drop unknown frames, then it needs
to RST_STREAM. Allowing the intermediary to silently drop frames
midstream can lead to potential disaster. Either let everything thru,
or let nothing thru. Period.