yum-yinstalltcpreplay①报Nopackagetcpreplayavailable。首先：yum-yinstallepel-release之后：yum-yinstalltcpreplay②报告无法检索存储库的元链接：epel。请验证其路径再试，去掉/etc/yum.repos.d/epel.repo第3行注释，第4行注释掉，如下[epel]name=ExtraPackagesforEnterpriseLinux6-$basearchbaseurl=http://download.fedoraproject.org/pub/epel/6/$basearchmirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-6&arch=$basearch修改为[epel]name=ExtraPackages对于EnterpriseLinux6-$basearchbaseurl=http://download.fedoraproject.org/pub/epel/6/$basearch#mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-6&arch=$basearch③cleansourceyumcleanall，然后重新执行yum-yinstalltcpreplay
