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docs/linux/iftop.html
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<h2 id="补充说明">补充说明</h2>
<p><strong>iftop命令</strong> 是一款实时流量监控工具，监控TCP/IP连接等，缺点就是无报表功能。必须以root身份才能运行。</p>
<h3 id="语法">语法</h3>
<pre><code>iftop(选项)</code></pre>
<pre><code class="language-bash">iftop(选项)</code></pre>
<h3 id="选项">选项</h3>
<pre><code>iftop: display bandwidth usage on an interface by host
<pre><code class="language-bash">iftop: display bandwidth usage on an interface by host
Synopsis: iftop -h | [-npblNBP] [-i interface] [-f filter code]
[-F net/mask] [-G net6/mask6]
@@ -45,7 +45,7 @@ Synopsis: iftop -h | [-npblNBP] [-i interface] [-f filter code]
<code>&lt;=</code> 代表接收 最后三行表示发送，接收和全部的流量， 第二列为你运行iftop到目前流量，第三列为高峰值，第四列为平均值。</p>
</blockquote>
<h3 id="实例">实例</h3>
<div class="sourceCode" id="cb3"><pre class="sourceCode bash"><code class="sourceCode bash"><a class="sourceLine" id="cb3-1" data-line-number="1"><span class="ex">iftop</span> # 默认是监控第一块网卡的流量</a>
<div class="sourceCode" id="cb3"><pre><code class="language-bash"><a class="sourceLine" id="cb3-1" data-line-number="1"><span class="ex">iftop</span> # 默认是监控第一块网卡的流量</a>
<a class="sourceLine" id="cb3-2" data-line-number="2"><span class="ex">iftop</span> -i eth1 # 监控eth1</a>
<a class="sourceLine" id="cb3-3" data-line-number="3"><span class="ex">iftop</span> -n # 直接显示IP, 不进行DNS反解析</a>
<a class="sourceLine" id="cb3-4" data-line-number="4"><span class="ex">iftop</span> -N # 直接显示连接埠编号, 不显示服务名称</a>