redhat5.4 yum修正

1, cd?/etc/yum.repos.d

2, cp?rhel-debuginfo.repo ?rhel-debuginfo.repo.bak?

3,?wget?http://docs.linuxtone.org/soft/lemp/CentOS-Base.repo

4, cp?CentOS-Base.repo?rhel-debuginfo.repo

?

5,rpm --import?http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-5