yum时出现以下错误：
Could not retrieve mirrorlist http://apt.sw.be/redhat/el6/en/mirrors-rpmforge error was
14: PYCURL ERROR 6 – “Couldn’t resolve host ‘apt.sw.be’”

• base: mirror.sjc02.svwh.net
• extras: mirror.sjc02.svwh.net
• updates: repos.lax.quadranet.com
  http://apt.sw.be/redhat/el6/en/x86_64/rpmforge/repodata/repomd.xml: [Errno 14] PYCURL ERROR 6 – “Couldn’t resolve host ‘apt.sw.be’”

Trying other mirror.
Error: Cannot retrieve repository metadata (repomd.xml) for repository: rpmforge. Please verify its path and try again

解决方法：
打开
/etc/yum.repos.d
改名 rpmforge.repo为 rpmforge.repo.bak
故障解决