[root@localhost ~]# yum search kissa
Could not retrieve mirrorlist http://mirrors.fedoraproject.org/mirrorlist?repo=fedora-7&arch=i386 error was
[Errno 4] IOError: <urlopen error (-2, 'Nime\xc3\xa4 tai palvelua ei tunneta')>
Error: Cannot retrieve repository metadata (repomd.xml) for repository: fedora. Please verify its path and try again