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docs/linux/ip.html
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@@ -3,11 +3,11 @@
<h2 id="补充说明">补充说明</h2>
<p><strong>ip命令</strong> 用来显示或操纵Linux主机的路由、网络设备、策略路由和隧道，是Linux下较新的功能强大的网络配置工具。</p>
<h3 id="语法">语法</h3>
<pre><code>ip(选项)(参数)
<pre><code class="language-bash">ip(选项)(参数)
Usage: ip [ OPTIONS ] OBJECT { COMMAND | help }
ip [ -force ] -batch filename</code></pre>
<h3 id="选项">选项</h3>
<pre><code>OBJECT := { link | address | addrlabel | route | rule | neigh | ntable |
<pre><code class="language-bash">OBJECT := { link | address | addrlabel | route | rule | neigh | ntable |
tunnel | tuntap | maddress | mroute | mrule | monitor | xfrm |
netns | l2tp | macsec | tcp_metrics | token }
@@ -19,7 +19,7 @@ Usage: ip [ OPTIONS ] OBJECT { COMMAND | help }
-0：输出信息每条记录输出一行，即使内容较多也不换行显示；
-r：显示主机时，不使用IP地址，而使用主机的域名。</code></pre>
<h3 id="参数">参数</h3>
<pre><code>OPTIONS := { -V[ersion] | -s[tatistics] | -d[etails] | -r[esolve] |
<pre><code class="language-bash">OPTIONS := { -V[ersion] | -s[tatistics] | -d[etails] | -r[esolve] |
-h[uman-readable] | -iec |
-f[amily] { inet | inet6 | ipx | dnet | bridge | link } |
-4 | -6 | -I | -D | -B | -0 |
@@ -31,7 +31,7 @@ Usage: ip [ OPTIONS ] OBJECT { COMMAND | help }
具体操作：对指定的网络对象完成具体操作；
help：显示网络对象支持的操作命令的帮助信息。</code></pre>
<h3 id="实例">实例</h3>
<div class="sourceCode" id="cb4"><pre class="sourceCode bash"><code class="sourceCode bash"><a class="sourceLine" id="cb4-1" data-line-number="1"><span class="ex">ip</span> link show # 显示网络接口信息</a>
<div class="sourceCode" id="cb4"><pre><code class="language-bash"><a class="sourceLine" id="cb4-1" data-line-number="1"><span class="ex">ip</span> link show # 显示网络接口信息</a>
<a class="sourceLine" id="cb4-2" data-line-number="2"><span class="ex">ip</span> link set eth0 upi # 开启网卡</a>
<a class="sourceLine" id="cb4-3" data-line-number="3"><span class="ex">ip</span> link set eth0 down # 关闭网卡</a>
<a class="sourceLine" id="cb4-4" data-line-number="4"><span class="ex">ip</span> link set eth0 promisc on # 开启网卡的混合模式</a>
@@ -51,7 +51,7 @@ help：显示网络对象支持的操作命令的帮助信息。</code></pre>
<a class="sourceLine" id="cb4-18" data-line-number="18"><span class="ex">ip</span> route del default # 删除默认路由</a>
<a class="sourceLine" id="cb4-19" data-line-number="19"><span class="ex">ip</span> route delete 192.168.1.0/24 dev eth0 <span class="co"># 删除路由</span></a></code></pre></div>
<p><strong>用ip命令显示网络设备的运行状态</strong></p>
<pre><code>[root@localhost ~]# ip link list
<pre><code class="language-bash">[root@localhost ~]# ip link list
1: lo: &lt;LOOPBACK,UP,LOWER_UP&gt; mtu 16436 qdisc noqueue
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: eth0: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc pfifo_fast qlen 1000
@@ -59,7 +59,7 @@ help：显示网络对象支持的操作命令的帮助信息。</code></pre>
3: eth1: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc pfifo_fast qlen 1000
link/ether 00:16:3e:00:1e:52 brd ff:ff:ff:ff:ff:ff</code></pre>
<p><strong>显示更加详细的设备信息</strong></p>
<pre><code>[root@localhost ~]# ip -s link list
<pre><code class="language-bash">[root@localhost ~]# ip -s link list
1: lo: &lt;LOOPBACK,UP,LOWER_UP&gt; mtu 16436 qdisc noqueue
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
RX: bytes packets errors dropped overrun mcast
@@ -79,7 +79,7 @@ help：显示网络对象支持的操作命令的帮助信息。</code></pre>
TX: bytes packets errors dropped carrier collsns
3486617396 9691081 0 0 0 0 </code></pre>
<p><strong>显示核心路由表</strong></p>
<pre><code>[root@localhost ~]# ip route list
<pre><code class="language-bash">[root@localhost ~]# ip route list
112.124.12.0/22 dev eth1 proto kernel scope link src 112.124.15.130
10.160.0.0/20 dev eth0 proto kernel scope link src 10.160.7.81
192.168.0.0/16 via 10.160.15.247 dev eth0
@@ -87,9 +87,9 @@ help：显示网络对象支持的操作命令的帮助信息。</code></pre>
10.0.0.0/8 via 10.160.15.247 dev eth0
default via 112.124.15.247 dev eth1</code></pre>
<p><strong>显示邻居表</strong></p>
<pre><code>[root@localhost ~]# ip neigh list
<pre><code class="language-bash">[root@localhost ~]# ip neigh list
112.124.15.247 dev eth1 lladdr 00:00:0c:9f:f3:88 REACHABLE
10.160.15.247 dev eth0 lladdr 00:00:0c:9f:f2:c0 STALE</code></pre>
<p><strong>获取主机所有网络接口</strong></p>
<pre><code>ip link | grep ^[0-9] | awk -F: &#39;{print $2}&#39;</code></pre>
<pre><code class="language-bash">ip link | grep ^[0-9] | awk -F: &#39;{print $2}&#39;</code></pre>
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