I don't determine what would be the habits of the Apache using this config : - Pragma/Cache-Command has precisely the same job and also you provide them with 2 differents configs. It's Odd. - no-retail outlet mean which the ressource should not be cached. So how can it be revalidated https://socialbookmarkgs.com/story21015986/not-known-facts-about-%E3%82%AA%E3%83%B3%E3%83%A9%E3%82%A4%E3%83%B3-%E3%82%AB%E3%82%B8%E3%83%8E-%E4%BB%AE%E6%83%B3%E9%80%9A%E8%B2%A8