debian与centos上单网卡配置多个IP

Author：大漠孤狼
发布时间：January 16, 2012
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Categories： Linux

debian与contos单网卡绑定多个IP，如果是远程操作的话（如：ssh），切记要重启网卡的时候要 || ifup eth0
否则第二个IP或第二个配置文件有问题将导致网络中断,我的debian就断了….
<ol class="hl-main ln-show" title="Double click to hide line number.">
 	<li class="hl-firstline">root@debian:/etc/network# cat interfaces</li>
 	<li># This file describes the network interfaces available on your system</li>
 	<li># and how to activate them. For more information, see interfaces(5).</li>
 	<li> </li>
 	<li># The loopback network interface</li>
 	<li>auto lo</li>
 	<li>iface lo inet loopback</li>
 	<li> </li>
 	<li># The primary network interface</li>
 	<li>allow-hotplug eth0</li>
 	<li>iface eth0 inet static</li>
 	<li>        address 10.0.0.212</li>
 	<li>        netmask 255.255.255.0</li>
 	<li>        network 10.0.0.0</li>
 	<li>        broadcast 10.0.0.255</li>
 	<li>        gateway 10.0.0.1</li>
 	<li>        # dns-* options are implemented by the resolvconf package, if installed</li>
 	<li>        dns-nameservers 10.0.0.1</li>
 	<li>allow-hotplug eth0:1</li>
 	<li>iface eth0:1 inet static</li>
 	<li>        address 10.0.0.145</li>
 	<li>        netmask 255.255.255.0</li>
 	<li>        network 10.0.0.0</li>
 	<li>        broadcast 10.0.0.255</li>
 	<li>        gateway 10.0.0.1</li>
</ol>
contos单网卡配置多个IP
<ol class="hl-main ln-hide" title="Double click to show line number.">
 	<li class="hl-firstline">[root@localhost network-scripts]# ls |grep ifcfg-eth</li>
 	<li>ifcfg-eth0</li>
 	<li>ifcfg-eth1</li>
 	<li>ifcfg-eth2</li>
 	<li>ifcfg-eth3</li>
 	<li> </li>
 	<li>[root@localhost network-scripts]# cat ifcfg-eth0 </li>
 	<li># Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+</li>
 	<li>DEVICE=eth0</li>
 	<li>BOOTPROTO=none</li>
 	<li>HWADDR=xx:xx:xx:xx:xx:xx</li>
 	<li>ONBOOT=yes</li>
 	<li>NETMASK=xxx.xxx.xxx.xxx</li>
 	<li>IPADDR=xx.xx.xx.xx</li>
 	<li>GATEWAY&lt;/sp an&gt;=xx.xx.xx.xx</li>
 	<li>TYPE=Ethernet</li>
 	<li> </li>
 	<li>直接cp旧的文件，然后改一下就可以了。</li>
 	<li>第一个IP是 eth0</li>
 	<li>第二个IP是 eth0:0</li>
 	<li>第三个IP是 eth0:1</li>
 	<li>以此类推</li>
 	<li>[root@localhost network-scripts]# service network restart || ifup eth0</li>
 	<li>Shutting down interface eth0:                              [  OK  ]</li>
 	<li>Shutting down loopback interface:                          [  OK  ]</li>
 	<li>Bringing up loopback interface:                            [  OK  ]</li>
 	<li>Bringing up interface eth0:                                [  OK  ]</li>
 	<li>Bringing up interface eth1:                                [  OK  ]</li>
 	<li>Bringing up interface eth2:                                [  OK  ]</li>
 	<li>Bringing up interface eth3:                                [  OK  ]</li>
</ol><hr class="content-copyright" style="margin-top:50px" /><blockquote class="content-copyright" style="font-style:normal">版权属于：大漠孤狼本文链接：<a class="content-copyright" href="https://www.dmgls.com/459.html">https://www.dmgls.com/459.html</a>转载时须注明出处及本声明</blockquote>

Last modification：July 14th, 2020 at 11:53 am

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