Debian 配置apt-get源为网络源
<p>Debian 默认apt-get源为从cd介质安装</p><p>⒈备份官方默认更新源文件</p>
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<pre>cp /etc/apt/sources.list /etc/apt/sources.list.bak 备份官方更新源文件</pre>
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<p>⒉编辑</p>
<p> 1.打开 </p>
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<pre>vi /etc/apt/sources.list</pre>
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<p> 2.清空内容</p>
<p> ESC后进入命令模式输入</p>
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<pre>:.,$d</pre>
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<p> 也可以注释以下内容</p>
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<pre># deb cdrom:/ buster contrib main</pre>
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<p> 3.复制以下内容（清华大学镜像站）https://mirrors.tuna.tsinghua.edu.cn/help/debian/</p>
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<pre># 默认注释了源码镜像以提高 apt update 速度，如有需要可自行取消注释
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ buster main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-updates main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-updates main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-backports main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian/ buster-backports main contrib non-free
deb https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates main contrib non-free
# deb-src https://mirrors.tuna.tsinghua.edu.cn/debian-security buster/updates main contrib non-free</pre>
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<p> 4.保存</p>
<p> ESC后进入命令模式输入 </p>
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<pre>:wq</pre>
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<p>⒊更新源</p>
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<pre>apt update</pre>
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<p> </p><br><br>
来源：https://www.cnblogs.com/fanqisoft/p/14116679.html
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