罪丶 發表於 2020-4-1 22:39:00

deepin系统无线网络卡死或者极慢的解决方案

<p>处理这个网络问题我也尝试了多种方法,把这些方法记录下来希望能帮到一些朋友</p>
<p><span style="font-size: 2em">第一种&nbsp; &nbsp; 驱动篇</span></p>
<h2 id="查看驱动型号">查看驱动型号</h2>
<div class="cnblogs_code">
<pre>lspci | <span style="color: rgba(0, 0, 255, 1)">grep</span> Wireless</pre>
</div>
<p>笔者的是Intel Corporation Centrino Wireless-N 1000 </p>
<h2 id="下载对应驱动">下载对应驱动</h2>
<p>到驱动下载地址下载对应型号的驱动</p>
<p><img src="https://img2020.cnblogs.com/blog/525876/202004/525876-20200401223348467-28803026.png" alt=""></p>
<p>&nbsp;</p>
<p>该网站罗列了大部分Linux的无线网卡驱动,用户可以根据自己网卡型号搜索对应的驱动</p>
<h2 id="安装">安装</h2>
<p>安装的步骤极其简单</p>
<div class="cnblogs_code">
<pre><span style="color: rgba(0, 0, 255, 1)">tar</span><span style="color: rgba(0, 0, 0, 1)"> xf xxx.tgz
</span><span style="color: rgba(0, 0, 255, 1)">sudo</span> <span style="color: rgba(0, 0, 255, 1)">cp</span> iwlwifi-*.ucode /lib/<span style="color: rgba(0, 0, 0, 1)">firmware
</span><span style="color: rgba(0, 0, 255, 1)">sudo</span> systemctl restart network-manager</pre>
</div>
<p>或者安装完直接重启系统</p>
<p>本文给出了在deepin下无线驱动未安装导致无线网络故障问题的解决方案。如果确认是驱动原因导致,可按上面思路处理即可。否则,以上方法并不适用</p>
<p>转载自https://www.cnblogs.com/Franken-Fran/p/deepin_wireless.html</p>
<p><span style="font-size: 18pt">第二种&nbsp; &nbsp; 更改配置文件<br></span></p>
<p>&nbsp;</p>
<p>1、打开终端之后,在终端中输入下面的代码:(vim等工具都可以更改文件内容)</p>
<div class="cnblogs_code">
<pre>sudo deepin-editor /etc/modprobe.d/iwlwifi.conf</pre>
</div>
<p>2、将“options iwlwifi&nbsp;<strong><span style="color: rgba(255, 0, 0, 1)">11n_disable=1</span></strong>&nbsp;bt_coex_active=0 power_save=0 swcrypto=1”</p>
<p>中的“11n_disable=1”修改为“11n_disable=<strong><span style="color: rgba(255, 0, 0, 1)">0</span></strong>”</p>
<p>然后保存修改后的代码关闭编辑器,重启一下电脑,然后重新体验一下,看一下网速是否得到了提升。</p>
<p>3、如果问题没有解决的话也可以将:</p>
<p>“options iwlwifi 11n_disable=1 bt_coex_active=0 power_save=0 swcrypto=1”</p>
<p>中的“11n_disable=1”修改为“11n_disable=<strong><span style="color: rgba(255, 0, 0, 1)">8</span></strong>”</p>
<p>转载自:https://jingyan.baidu.com/article/6f2f55a1f69a70f5b93e6cab.html</p>
<p>&nbsp;<span style="font-size: 18pt">第三种&nbsp; &nbsp; 也是驱动,不过我没尝试<br></span></p>
<div class="cnblogs_code">
<pre>git clone https:<span style="color: rgba(0, 128, 0, 1)">//</span><span style="color: rgba(0, 128, 0, 1)">github.com/lwfinger/rtlwifi_new</span>
<span style="color: rgba(0, 0, 0, 1)">cd rtlwifi_new
# 查看网卡型号我的是 rtl8723be
lspci </span>| <span style="color: rgba(0, 0, 255, 1)">grep</span><span style="color: rgba(0, 0, 0, 1)"> Wireless
# 编译环境安装
</span><span style="color: rgba(0, 0, 255, 1)">sudo</span> apt-get <span style="color: rgba(0, 0, 255, 1)">install</span> linux-headers-generic build-<span style="color: rgba(0, 0, 0, 1)">essential git
# 编译
</span><span style="color: rgba(0, 0, 255, 1)">make</span> <span style="color: rgba(0, 0, 255, 1)">install</span><span style="color: rgba(0, 0, 0, 1)">
# 向内核移除rtl8723be模块
</span><span style="color: rgba(0, 0, 255, 1)">sudo</span> <span style="color: rgba(0, 0, 255, 1)">modprobe</span> -<span style="color: rgba(0, 0, 0, 1)">r rtl8723be
# 重新添加 rtl8723be 模块
</span><span style="color: rgba(0, 0, 255, 1)">sudo</span> <span style="color: rgba(0, 0, 255, 1)">modprobe</span> rtl8723be</pre>
</div>
<p>&nbsp;转载自:https://www.jianshu.com/p/a9f7e036e59e</p><br><br>
来源:https://www.cnblogs.com/g120/p/12616505.html
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