这是怎么回事？

Jeff-cao

无法使用yum，
[root@localhost Jeffrey]# yum update
Loading "installonlyn" plugin
Setting up Update Process
Setting up repositories
http://redhat.download.fedorapro ... epodata/repomd.xml: [Errno 14] HTTP Error 403: Date: Sat, 21 Oct 2006 14:58:24 GMT
Server: Apache
Content-Length: 372
Content-Type: text/html; charset=iso-8859-1

Trying other mirror.
Error: Cannot open/read repomd.xml file for repository: core

是不是因为FC6还没正式发布阿？