On Wed, 2006-04-26 at 12:54 -0700, Nader Mirzaee wrote: > > > El Miercoles, 26 de Abril de 2006 15:33, Nader Mirzaee > escribio: > [...] > > there was a # in front of baseurl ! > > i removed it and now i have this : > > [root@localhost yum.repos.d]# yum -y update > > Loading "installonlyn" plugin > > Setting up Update Process > > Setting up repositories > > core > > [1/4] > > > http://download.fedora.redhat.com/pub/fedora/linux/core/5/i386/os/repodat > >a/repomd.xml: [Errno 4] IOError: > > known')> Trying other mirror. > > Cannot open/read repomd.xml file for repository: core > > failure: repodata/repomd.xml from core: [Errno 256] No more > mirrors to > > try. Error: failure: repodata/repomd.xml from core: [Errno > 256] No more > > mirrors to try. > > I think you have a connection problem. > > Maybe it's a firewall between, or something wrong in your > connection. > > Can you ping at download.fedora.redhat.com ? > ------------------------------------------------------------------------------ > ping gives me this strange and endless result?? > > [root@localhost ~]# ping download.fedora.redhat.com > PING download.fedora.redhat.com (209.132.176.220) 56(84) bytes of > data. > 64 bytes from download.fedora.redhat.com (209.132.176.220): icmp_seq=1 > ttl=116 t ime=399 ms Check your /etc/nsswitch.conf If the "hosts" line is: hosts: files nisplus dns Try changing it to: hosts: files dns Paul.