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This article introduces the relevant knowledge of "how to view and modify IP under the Linux system". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. Displays the currently launched network interface commands:

The code is as follows:

Ifconfig

two。 View all current network interface commands:

The code is as follows:

Ifconfig-a

3. View the specified network interface command:

The code is as follows:

Ifconfig eth0

There are two ways to modify IP under LINUX.

1. Modify IP when debugging, only take effect currently, and restore to the original IP after reboot

The code is as follows:

Ifconfig eth0 192.168.63.27 netmask 255.255.255.0 route add default gw 192.168.63.1 up

two。 Take effect permanently (that is, it can also take effect after restart)

Method 1: configure the configuration file of the network card

Modify / etc/sysconfig/network-scripts/ifcfg-eth0

Then restart the service service network restart takes effect, or / etc/init.d/network restart takes effect

Method 2:

Save ifconfig eth0 192.168.63.27 netmask 255.255.255.0 route add default gw 192.168.63.1 in the / etc/init.d/rc.local file

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