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  • linux ifconfig不可用

    Q:

    A: 源出问题,修改源:进入源:源地址 /etc/apt/

    sudo vi sources.list,将下列内容替换sources.list中的内容,并保存

    deb http://mirrors.aliyun.com/ubuntu/ trusty main multiverse restricted universe
    deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main multiverse restricted universe
    deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main multiverse restricted universe
    deb http://mirrors.aliyun.com/ubuntu/ trusty-security main multiverse restricted universe
    deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main multiverse restricted universe
    deb-src http://mirrors.aliyun.com/ubuntu/ trusty main multiverse restricted universe
    deb-src http://mirrors.aliyun.com/ubuntu/ trusty-backports main multiverse restricted universe
    deb-src http://mirrors.aliyun.com/ubuntu/ trusty-proposed main multiverse restricted universe
    deb-src http://mirrors.aliyun.com/ubuntu/ trusty-security main multiverse restricted universe
    deb-src http://mirrors.aliyun.com/ubuntu/ trusty-updates main multiverse restricted universe

    sources.list替换完后,重新执行sudo apt-get update

    而出现此问题的原因是因为可能是有另外一个程序正在运行,导致资源被锁不可用。而导致资源被锁的原因,可能是上次 安装时没正常完成,而导致出现此状况。

    解决办法:在终端敲入这两句命令:sources

    sudo rm /var/lib/apt/lists/lock

    再继续安装就好了

    ============================================

    Q:su命令不能切换root,提示su: Authentication failure

    sudo passwd root过一次之后,下次再su的时候只要输入密码就可以成功登录了

    ==============================================================

    安装ssh。。。。。。。。。。

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  • 原文地址:https://www.cnblogs.com/isungge/p/12064040.html
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