@Frédéric, the segment of the spec you point to says that caches can not cache no-retail store content material: The "no-keep" reaction directive suggests that a cache MUST NOT retailer any Element of either the instant ask for or response. El curso de carretillas elevadoras programado para el 23 de https://finncxphw.goabroadblog.com/35667286/the-basic-principles-of-elevación-técnica-con-grúa-pluma-en-camas