http2 observations

[Maxim Dounin]

Hello!

On Fri, Sep 18, 2015 at 05:47:03AM -0400, itpp2012 wrote:

[...]

> When using:
>       listen       80  http2;
> 
> This turns port 80 into a stream (application/octet-stream)
> Albeit you should not configure http2 with http but nginx does not complain
> about it.

Much like SPDY, HTTP/2 can be used in a "prior knowledge" mode, 
and this is what relevant configuration does:

https://tools.ietf.org/html/rfc7540#section-3.4

This is known to be useful when there is some SSL accelerator in 
place before nginx.

-- 
Maxim Dounin
http://nginx.org/