# vi /etc/yum.repos.d/CentOS-Base.repo ..... [base] name=CentOS-$releasever - Base mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os #baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/ baseurl=http://ftp.riken.jp/Linux/centos/$releasever/os/$basearch/ http://rsync.atworks.co.jp/centos/$releasever/os/$basearch/ http://ftp.nara.wide.ad.jp/pub/Linux/ce