CentOS系统yum源配置修改、yum安装软件包源码包出错解决办法apt.sw.be couldn't connect to host
was 14: PYCURL ERROR 7 - "couldn't connec ...
原文：yum解决 "Couldn't resolve host 'apt.sw.be'" 错误
.yum无法安装工具 failure: repodata repomd.xml from dag: Errno No more mirrors to try.http: apt.sw.be redhat el en x dag repodata repomd.xml: Errno curl Could not resolve host: apt.sw.be Unknown error 说明yum ...
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