[root@iz2ze8w7169ei61c5c1il5z yum
.repos.d]
# wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-7.repo
--
2017-
06-
07 21:
35:
07-- http://mirrors
.aliyun.com/repo/Centos-
7.repo
Resolving mirrors
.aliyun.com (mirrors
.aliyun.com)... failed: Name
or service not known.
wget: unable to resolve host address ‘mirrors
.aliyun.com’
下载yum镜像的时候出现wget失灵的情况, wget默认安装的 分析是DNS的问题 解决办法:
vi /etc/resolv.conf 添加如下内容(默认里面什么都没有)
nameserver 8.8.8.8
nameserver
8.8.4.4
OK