Re: p6: Returning the freshest response

On 29 March 2013 08:24, Ken Murchison <murch@andrew.cmu.edu> wrote:
> So the (my) question is, what can/should a cache do with multiple stored
> responses in the absence of any Vary headers, as in your example above?  Can
> the cache use proactive content negotiation headers provided in the request
> to select the stored response that the client would prefer?  Or should the
> cache not select a response and punt it to the origin server per Section
> 4.2?

An origin server is required to include a Vary header if conneg is
possible, even if conneg isn't used.

Received on Friday, 29 March 2013 15:49:13 UTC