On 15/10/13 11:34, Strimpakos Giorgos wrote: > I am almost sure that I don't use an http proxy from the OS side. I > don't know if it is used at the network layer. When I've seen this error before, it was caused by a proxy that was caching metadata for too long. Have you tried using a different mirror ? _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos