Re: Fwd: New Version Notification for draft-cdn-loop-prevention-00.txt

On 02/07/18 22:03, Poul-Henning Kamp wrote:
> --------
> In message <b2d51724-1cb0-6e5a-1ab0-17f86f5cdca7@treenet.co.nz>, Amos Jeffries 
> writes:
> 
>> Max-Forwards goes almost there. Would just need to revise this part of
>> RFC 7231 section 5.1.2 to make all recipients SHOULD decrement instead:
> 
> Well 4.3.7 prevents CDN's from adding it:
> 
>    A proxy MUST NOT generate a Max-Forwards header
>    field while forwarding a request unless that request was received
>    with a Max-Forwards field.
> 

That is where CDN / reverse-proxy acting as origin servers exempts them
from general proxy rules.


Amos

Received on Monday, 2 July 2018 10:25:45 UTC