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语法高亮,滚动条美化,设置页面调整
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<h2 id="补充说明">补充说明</h2>
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<p><strong>ping命令</strong> 用来测试主机之间网络的连通性。执行ping指令会使用ICMP传输协议,发出要求回应的信息,若远端主机的网络功能没有问题,就会回应该信息,因而得知该主机运作正常。</p>
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<h3 id="语法">语法</h3>
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<pre><code>ping(选项)(参数)</code></pre>
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<pre><code class="language-bash">ping(选项)(参数)</code></pre>
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<h3 id="选项">选项</h3>
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<pre><code>-d:使用Socket的SO_DEBUG功能;
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<pre><code class="language-bash">-d:使用Socket的SO_DEBUG功能;
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-c<完成次数>:设置完成要求回应的次数;
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-f:极限检测;
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-i<间隔秒数>:指定收发信息的间隔时间;
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<h3 id="参数">参数</h3>
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<p>目的主机:指定发送ICMP报文的目的主机。</p>
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<h3 id="实例">实例</h3>
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<pre><code>[root@AY1307311912260196fcZ ~]# ping www.jsdig.com
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<pre><code class="language-bash">[root@AY1307311912260196fcZ ~]# ping www.jsdig.com
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PING host.1.jsdig.com (100.42.212.8) 56(84) bytes of data.
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64 bytes from 100-42-212-8.static.webnx.com (100.42.212.8): icmp_seq=1 ttl=50 time=177 ms
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64 bytes from 100-42-212-8.static.webnx.com (100.42.212.8): icmp_seq=2 ttl=50 time=178 ms
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