If-Modified-Since

[Poul-Henning Kamp]

In message <4D6578CE.7070708 at uplex.de>, Geoff Simmons writes:

>@phk: If we also implicitly set obj.conditional_timeout = 0 when obj.ttl
>is set to 0, wouldn't existing VCL continue to do what people expect? 

Yes, I thought I had communicated that already:  when ttl is set to <= zero,
grace and conditional_timeout SHALL also be set to zero.

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