yum安装报 [Errno 14] curl#6 - “Could not resolve host: mirrors.nju.edu.cn； Unknown error“类错误的解决方法

ゝ一世哀愁。 2022-11-15 11:17 1898阅读 0赞

**报错**

Downloading packages:
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.nju.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.nju.edu.cn; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.aliyun.com/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.aliyun.com; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.huaweicloud.com/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.huaweicloud.com; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.163.com/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.163.com; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    
    # Generated by NetworkManager
    http://mirrors.neusoft.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.neusoft.edu.cn; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.bfsu.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.bfsu.edu.cn; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.tuna.tsinghua.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.tuna.tsinghua.edu.cn; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirrors.ustc.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirrors.ustc.edu.cn; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://ftp.sjtu.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: ftp.sjtu.edu.cn; Unknown error"
    正在尝试其它镜像。
    compat-libstdc++-33-3.2.3-72.e FAILED
    http://mirror.lzu.edu.cn/centos/7.9.2009/os/x86_64/Packages/compat-libstdc%2B%2B-33-3.2.3-72.el7.x86_64.rpm: [Errno 14] curl#6 - "Could not resolve host: mirror.lzu.edu.cn; Unknown error"
    正在尝试其它镜像。
    
    
    Error downloading packages:
      compat-libstdc++-33-3.2.3-72.el7.x86_64: [Errno 256] No more mirrors to try.

**解决方法**

# vi /etc/resolv.conf
     
    # Generated by NetworkManager
    nameserver 8.8.8.8
    nameserver 114.114.114.114